/*
 * jQuery JavaScript Library v1.3.2
 * http://jquery.com/
 *
 * Copyright (c) 2009 John Resig
 * Dual licensed under the MIT and GPL licenses.
 * http://docs.jquery.com/License
 *
 * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009)
 * Revision: 6246
 */
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this.options.curAnim){o.attr(this.elem.style,I,this.options.orig[I])}}this.options.complete.call(this.elem)}return false}else{var J=G-this.startTime;this.state=J/this.options.duration;this.pos=o.easing[this.options.easing||(o.easing.swing?"swing":"linear")](this.state,J,0,1,this.options.duration);this.now=this.start+((this.end-this.start)*this.pos);this.update()}return true}};o.extend(o.fx,{speeds:{slow:600,fast:200,_default:400},step:{opacity:function(E){o.attr(E.elem.style,"opacity",E.now)},_default:function(E){if(E.elem.style&&E.elem.style[E.prop]!=null){E.elem.style[E.prop]=E.now+E.unit}else{E.elem[E.prop]=E.now}}}});if(document.documentElement.getBoundingClientRect){o.fn.offset=function(){if(!this[0]){return{top:0,left:0}}if(this[0]===this[0].ownerDocument.body){return o.offset.bodyOffset(this[0])}var G=this[0].getBoundingClientRect(),J=this[0].ownerDocument,F=J.body,E=J.documentElement,L=E.clientTop||F.clientTop||0,K=E.clientLeft||F.clientLeft||0,I=G.top+(self.pageYOffset||o.boxModel&&E.scrollTop||F.scrollTop)-L,H=G.left+(self.pageXOffset||o.boxModel&&E.scrollLeft||F.scrollLeft)-K;return{top:I,left:H}}}else{o.fn.offset=function(){if(!this[0]){return{top:0,left:0}}if(this[0]===this[0].ownerDocument.body){return o.offset.bodyOffset(this[0])}o.offset.initialized||o.offset.initialize();var J=this[0],G=J.offsetParent,F=J,O=J.ownerDocument,M,H=O.documentElement,K=O.body,L=O.defaultView,E=L.getComputedStyle(J,null),N=J.offsetTop,I=J.offsetLeft;while((J=J.parentNode)&&J!==K&&J!==H){M=L.getComputedStyle(J,null);N-=J.scrollTop,I-=J.scrollLeft;if(J===G){N+=J.offsetTop,I+=J.offsetLeft;if(o.offset.doesNotAddBorder&&!(o.offset.doesAddBorderForTableAndCells&&/^t(able|d|h)$/i.test(J.tagName))){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}F=G,G=J.offsetParent}if(o.offset.subtractsBorderForOverflowNotVisible&&M.overflow!=="visible"){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}E=M}if(E.position==="relative"||E.position==="static"){N+=K.offsetTop,I+=K.offsetLeft}if(E.position==="fixed"){N+=Math.max(H.scrollTop,K.scrollTop),I+=Math.max(H.scrollLeft,K.scrollLeft)}return{top:N,left:I}}}o.offset={initialize:function(){if(this.initialized){return}var L=document.body,F=document.createElement("div"),H,G,N,I,M,E,J=L.style.marginTop,K='<div style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;"><div></div></div><table style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;" cellpadding="0" cellspacing="0"><tr><td></td></tr></table>';M={position:"absolute",top:0,left:0,margin:0,border:0,width:"1px",height:"1px",visibility:"hidden"};for(E in M){F.style[E]=M[E]}F.innerHTML=K;L.insertBefore(F,L.firstChild);H=F.firstChild,G=H.firstChild,I=H.nextSibling.firstChild.firstChild;this.doesNotAddBorder=(G.offsetTop!==5);this.doesAddBorderForTableAndCells=(I.offsetTop===5);H.style.overflow="hidden",H.style.position="relative";this.subtractsBorderForOverflowNotVisible=(G.offsetTop===-5);L.style.marginTop="1px";this.doesNotIncludeMarginInBodyOffset=(L.offsetTop===0);L.style.marginTop=J;L.removeChild(F);this.initialized=true},bodyOffset:function(E){o.offset.initialized||o.offset.initialize();var G=E.offsetTop,F=E.offsetLeft;if(o.offset.doesNotIncludeMarginInBodyOffset){G+=parseInt(o.curCSS(E,"marginTop",true),10)||0,F+=parseInt(o.curCSS(E,"marginLeft",true),10)||0}return{top:G,left:F}}};o.fn.extend({position:function(){var I=0,H=0,F;if(this[0]){var G=this.offsetParent(),J=this.offset(),E=/^body|html$/i.test(G[0].tagName)?{top:0,left:0}:G.offset();J.top-=j(this,"marginTop");J.left-=j(this,"marginLeft");E.top+=j(G,"borderTopWidth");E.left+=j(G,"borderLeftWidth");F={top:J.top-E.top,left:J.left-E.left}}return F},offsetParent:function(){var E=this[0].offsetParent||document.body;while(E&&(!/^body|html$/i.test(E.tagName)&&o.css(E,"position")=="static")){E=E.offsetParent}return o(E)}});o.each(["Left","Top"],function(F,E){var G="scroll"+E;o.fn[G]=function(H){if(!this[0]){return null}return H!==g?this.each(function(){this==l||this==document?l.scrollTo(!F?H:o(l).scrollLeft(),F?H:o(l).scrollTop()):this[G]=H}):this[0]==l||this[0]==document?self[F?"pageYOffset":"pageXOffset"]||o.boxModel&&document.documentElement[G]||document.body[G]:this[0][G]}});o.each(["Height","Width"],function(I,G){var E=I?"Left":"Top",H=I?"Right":"Bottom",F=G.toLowerCase();o.fn["inner"+G]=function(){return this[0]?o.css(this[0],F,false,"padding"):null};o.fn["outer"+G]=function(K){return this[0]?o.css(this[0],F,false,K?"margin":"border"):null};var J=G.toLowerCase();o.fn[J]=function(K){return this[0]==l?document.compatMode=="CSS1Compat"&&document.documentElement["client"+G]||document.body["client"+G]:this[0]==document?Math.max(document.documentElement["client"+G],document.body["scroll"+G],document.documentElement["scroll"+G],document.body["offset"+G],document.documentElement["offset"+G]):K===g?(this.length?o.css(this[0],J):null):this.css(J,typeof K==="string"?K:K+"px")}})})();
function ViewPortVars( /* optional */ container)
{
    //Container: The object that has the scroll bars attached to it (e.g. the browser window or a modal popup)
    //    - Defaults to browser window (i.e. the "viewport")
    this.container = container || window;
    this.isModalPopup = this.container != window;
}

ViewPortVars.prototype =
{
    x: function()
    {
        return nextQuery(this.container).scrollLeft();
    },
    y: function()
    {
        return nextQuery(this.container).scrollTop();
    },
    width: function()
    {
        return nextQuery(this.container).width();
    },
    height: function()
    {
        return nextQuery(this.container).height();
    },
    upperLeft: function()
    {
        return { X: this.x(), Y: this.y() };
    },
    upperRight: function()
    {
        return { X: this.x() + this.width(), Y: this.y() };
    },
    lowerLeft: function()
    {
        return { X: this.x(), Y: this.y() + this.height() };
    },
    lowerRight: function()
    {
        return { X: this.x() + this.width(), Y: this.y() + this.height() };
    },
    elementAreaOutsideViewPort: function(element)
    {
        var area = { Right: 0, Left: 0, Top: 0, Bottom: 0 };
        if (element)
        {
            var bounds = null;
            if (this.isModalPopup)
            {
                bounds = {
                    height: nextQuery(element).height(),
                    width: nextQuery(element).width(),
                    x: 0,
                    y: 0
                }
            }
            else
            {
                bounds = {
                    height: nextQuery(element).height(),
                    width: nextQuery(element).width(),
                    x: nextQuery(element).offset().left,
                    y: nextQuery(element).offset().top
                }
            }
            if (bounds.height <= 0 || bounds.width <= 0 || bounds.x < 0 || bounds.y < 0)
                return null;
            if (bounds.x + bounds.width > this.upperRight().X)
                area.Right = bounds.x + bounds.width - this.upperRight().X;
            if (this.upperLeft().X > bounds.x)
                area.Left = this.upperLeft().X - bounds.x;
            if (this.upperLeft().Y > bounds.y)
                area.Top = this.upperLeft().Y - bounds.y;
            if (bounds.y + bounds.height > this.lowerLeft().Y)
                area.Bottom = bounds.y + bounds.height - this.lowerLeft().Y;
        }
        if (area.Left > 0 || area.Right > 0 || area.Top > 0 || area.Bottom > 0)
            return area;
        else
            return null;
    },
    isOutsideViewPort: function(element)
    {
        return this.elementAreaOutsideViewPort(element) != null;
    },
    adjustElementSizeOnce: function(element)
    {
        if (!element)
            return;

        var actualHeight = nextQuery(element).height();
        var actualWidth = nextQuery(element).width();
        var scrollbarPadding = 15; //must allow for scroll bars + extra
        var maxHeight = this.height() - (4 * scrollbarPadding);
        var maxWidth = this.width() - (4 * scrollbarPadding);

        if (element.firstChild.id != "borderDiv")
        {
            var borderDiv = document.createElement("div");
            borderDiv.setAttribute("id", "borderDiv");
            while (element.childNodes.length > 0)
            {
                borderDiv.appendChild(element.firstChild);
            }
            nextQuery(borderDiv).height("100%");
            nextQuery(borderDiv).width("100%");
            nextQuery(borderDiv).css("overflow", "visible");
            element.appendChild(borderDiv);
            nextQuery(element).css("overflow", "auto");
        }

        //Using element.style.minHeight instead of nextQuery(element).css("min-height") because there's not a reliable way to
        //check if the min-height (or width) value has been set when using jquery. Just easier to use the built-in approach.
        if (element.style.minWidth)
        {
            nextQuery(element).width(element.style.minWidth);
            actualWidth = nextQuery(element).width();
        }
        if (element.style.minHeight)
        {
            nextQuery(element).height(element.style.minHeight);
            actualHeight = nextQuery(element).height();
        }

        //If height has room to scroll or is greater than the viewport then we need to adjust the height
        if (actualHeight < element.scrollHeight - scrollbarPadding || actualHeight > maxHeight)
        {
            actualHeight = nextQuery(element).height();
            actualWidth = nextQuery(element).width();
            if (element.scrollHeight > 0 && actualHeight < element.scrollHeight - scrollbarPadding)
            {
                actualHeight = element.scrollHeight;
            }
            if (actualHeight > maxHeight)
            {
                actualHeight = maxHeight;
            }
            if (actualHeight < element.scrollHeight - scrollbarPadding)
            {
                actualWidth += scrollbarPadding;
            }
            else if(nextQuery.browser.safari)
            {
                //Safari bug -- manually have to disable scrollbars when you don't need them...even with overflow=auto
                nextQuery(element).css("overflow-x", "hidden");
            }
            if (actualHeight > 0 && actualWidth > 0)
            {
                nextQuery(element).height(actualHeight);
                nextQuery(element).width(actualWidth);
            }
        }
        //If width has room to scroll or is greater than the viewport then we need to adjust the width
        if (actualWidth < element.scrollWidth - scrollbarPadding || actualWidth > maxWidth)
        {
            actualHeight = nextQuery(element).height();
            actualWidth = nextQuery(element).width();
            if (element.scrollWidth > 0 && actualWidth < element.scrollWidth - scrollbarPadding)
            {
                actualWidth = element.scrollWidth;
            }
            if (actualWidth > maxWidth)
            {
                actualWidth = maxWidth;
            }
            if (actualWidth < element.scrollWidth - scrollbarPadding)
            {
                actualHeight += scrollbarPadding;
            }
            else if(nextQuery.browser.safari)
            {
                //Safari bug -- manually have to disable scrollbars when you don't need them...even with overflow=auto
                nextQuery(element).css("overflow-y", "hidden");
            }
            if (actualHeight > 0 && actualWidth > 0)
            {
                nextQuery(element).height(actualHeight);
                nextQuery(element).width(actualWidth);
            }
        }
        //If height has room to scroll or is greater than the viewport then we need to adjust the height
        if (actualHeight < element.scrollHeight - scrollbarPadding || actualHeight > maxHeight)
        {
            actualHeight = nextQuery(element).height();
            actualWidth = nextQuery(element).width();
            if (element.scrollHeight > 0 && actualHeight < element.scrollHeight - scrollbarPadding)
            {
                actualHeight = element.scrollHeight;
            }
            if (actualHeight > maxHeight)
            {
                actualHeight = maxHeight;
            }
            if (actualHeight < element.scrollHeight - scrollbarPadding)
            {
                actualWidth += scrollbarPadding;
            }
            else if(nextQuery.browser.safari)
            {
                //Safari bug -- manually have to disable scrollbars when you don't need them...even with overflow=auto
                nextQuery(element).css("overflow-x", "hidden");
            }
            if (actualHeight > 0 && actualWidth > 0)
            {
                nextQuery(element).height(actualHeight);
                nextQuery(element).width(actualWidth);
            }
        }
        element.scrollTop = 0;
        element.scrollTop = 0;
    },
    adjustElementSize: function(element)
    {
        this.adjustElementSizeOnce(element);
        this.adjustElementSizeOnce(element);
    },
    attemptReposition: function(element, xPadding, yPadding)
    {
        if(element)
        {
            var outsideArea = this.elementAreaOutsideViewPort(element);
            if(outsideArea)
            {
                var bounds = Sys.UI.DomElement.getBounds(element);
                var x = bounds.x;
                var y = bounds.y;
                if (outsideArea.Left > 0)
                    x += (outsideArea.Left + (2 * xPadding));
                else if (outsideArea.Right > 0)
                    x -= (outsideArea.Right + (2 * xPadding));

                if (outsideArea.Top > 0)
                    y += (outsideArea.Top + (2 * yPadding));
                else if (outsideArea.Bottom > 0)
                    y -= (outsideArea.Bottom + (2 * yPadding));
                    
                x = Math.max(x, 0);
                y = Math.max(y, 0);
                Sys.UI.DomElement.setLocation(element, x, y);                
                bounds = Sys.UI.DomElement.getBounds(element);
                return {intendedPosition: {x: x, y: y},
                        actualPosition:   {x: bounds.x, y: bounds.y}};
            }
        }
        return null;
    },
    positionPopup: function(element)
    {
        if (element)
        {
            this.adjustElementSize(element);
            var originalBounds = Sys.UI.DomElement.getBounds(element);
            var defaultPadding = 15;
            var attempVars = this.attemptReposition(element, defaultPadding, defaultPadding); //attempt with default padding
            if(attempVars)
            {
                //Check if the popup actually went to the position that it was supposed to.
                //Sometimes CSS elements such as the margin for parent elements can cause
                //the popup to reposition to an area that you didn't want it to reposition to.
                //The offset between the intended position and the actual position is usually the 
                //length of the margin, so here we calculate the offset and incorporate that into the repositioning.
                var marginX = Math.max(attempVars.actualPosition.x - attempVars.intendedPosition.x, 0);
                var marginY = Math.max(attempVars.actualPosition.y - attempVars.intendedPosition.y, 0);
                if(marginX > 0 || marginY > 0)
                {
                    //retry accounting for margin
                    Sys.UI.DomElement.setLocation(element, originalBounds.x, originalBounds.y);
                    this.attemptReposition(element, marginX + defaultPadding, marginY + defaultPadding);
                }
            }
        }
    }
}

var viewport = new ViewPortVars();
function ajaxValidatorEvaluate(validator)
{
var value = ValidatorGetValue(validator.controltovalidate);
var ajaxResponse = ajaxSyncCallback(validator.id.replace(/_/g, "\$"), value);
if (ajaxResponse == "True")
    return true;
else
    return false;
}

function checkIfTrue(validator)
{
var checkBox = GetElement(validator.othercontrol1);
var textBox = GetElement(validator.othercontrol2);
 
if (checkBox.checked)
{
    if (textBox.value == validator.customstring1 || isWhitespace(textBox.value))
        return false;
    else
        return true;
}
else
    return true;
}

function validateAddressType(validator) {
var rbBusiness = GetElement(validator.controltovalidate);
var rbResidential = GetElement(validator.othercontrol1);
if (!rbResidential.checked && !rbBusiness.checked) 
    return false;
else 
    return true; 
}

function validateStateCountry(validator)
{
changeValidatorCalloutDynamic();
var state = GetElement(validator.controltovalidate);
var country = GetElement(validator.othercontrol1);
changeState(state,country);
if (validateState(state,country))
    return true;
else
{
    validator.errormessage = "'" + selectText(state) + "' is not a valid State/Province for the Country '" + selectText(country) + "'.";
    if (validator.customstring1 != undefined)
        validator.errormessage = validator.customstring1 + validator.errormessage;
    return false; 
}
}

function validateState(FState, FCountry)
{
    stateValue = selectValue(FState);
    stateFirstSemicolonPos = stateValue.indexOf(";");
    stateLastSemicolonPos = stateValue.lastIndexOf(";");
    countryValue = selectValue(FCountry);
    countryFirstSemicolonPos = countryValue.indexOf(";");
    countryLastSemicolonPos = countryValue.lastIndexOf(";");

    if (stateFirstSemicolonPos == -1)
        stateCountry = "";
    {
        if (stateFirstSemicolonPos == stateLastSemicolonPos)
            stateCountry = stateValue.slice(stateFirstSemicolonPos + 1);
        else
            stateCountry = stateValue.slice(stateFirstSemicolonPos + 1, stateLastSemicolonPos);
    }

    if (countryFirstSemicolonPos == -1)
        countryState = "";
    {
        if (countryFirstSemicolonPos == countryLastSemicolonPos)
            countryState = countryValue.slice(countryFirstSemicolonPos + 1);
        else
            countryState = countryValue.slice(countryFirstSemicolonPos + 1, countryLastSemicolonPos);
    }

    if (stateCountry == "" && countryState == "")
        return false;
    else if (stateCountry == selectText(FCountry))
        return true;
    else if (countryState == selectText(FState))
        return true;
    else
        return false;
}

function conditionalValidateStateCountry(validator)
{
var checkbox = GetElement(validator.othercontrol2);
if (checkbox.checked)
    return validateStateCountry(validator);
else
    return true;
}

function companyNameRequired(validator) 
{
var businessRequired = validator.customstring1;
var companyName = GetElement(validator.controltovalidate);
switch (businessRequired) 
{
case "required":
    if (isWhitespace(companyName.value))
      return false;
    break;
case "requiredb":
    var rbBusiness = GetElement(validator.othercontrol1); 
    if (rbBusiness.checked && isWhitespace(companyName.value))
      return false;
    break;
}                               
return true;
}

function validatePOBox(validator)
{
var addressLine1 = GetElement(validator.controltovalidate);
var addressLine2 = GetElement(validator.othercontrol1);
if (isPOBox(addressLine1, addressLine2))
    return false;
else
    return true;
}

function validateCheckbox(validator)
{
return GetElement(validator.controltovalidate).checked;
}

function otherControl1HasValue(validator)
{
var otherControl1 = GetElement(validator.othercontrol1);
return !isWhitespace(otherControl1.value);
}

function requiredIfChecked(validator) 
{
var requiredField = GetElement(validator.controltovalidate);
var checkbox = GetElement(validator.othercontrol1);
if (checkbox.checked && isWhitespace(requiredField.value))
    return false;
else
    return true;
}

function cardExpired(validator)
{
    curDate = new Date();
    var selectedMonth = GetElement(validator.othercontrol1);                                     
    var selectedYear = GetElement(validator.controltovalidate);                         
    if (selectedMonth.selectedIndex < curDate.getMonth() && selectedYear.selectedIndex == 0)
       return false;
    else
       return true;


}

function validateShipStates(validator)
{
    var shipToServerVarPrefix = validator.customstring1;
    for (var shipToIndex = 0; eval("cartServerVars.ShipName" + shipToIndex) != null; shipToIndex++)
    {
        var locationName = "";
        var restrictedLocation = false;
        var restrictedItems = new Array();
        var restrictedItemsCount = 0;
        for (var prodIndex = 0; eval("cartServerVars.Restricted" + prodIndex) != null; prodIndex++)
        {
            if (eval("cartServerVars.RestrictedShipTo" + prodIndex) == shipToIndex)
            {
                restrictedItems[restrictedItemsCount] = eval("cartServerVars.Restricted" + prodIndex);
                restrictedItemsCount++;
            }
        }
        if (restrictedItemsCount > 0)
        {
            var stateValue = selectValue($get(eval(shipToServerVarPrefix + shipToIndex + "ServerVars.State")));
            var countryValue = selectValue($get(eval(shipToServerVarPrefix + shipToIndex + "ServerVars.Country")));
            if (stateValue == "")
            {
                var countryArray = countryValue.split(";");
                if (countryArray.length == 3 && countryArray[2] == "True")
                {
                    restrictedLocation = true;
                    locationName = selectText($get(eval(shipToServerVarPrefix + shipToIndex + "ServerVars.Country")));
                }
            }
            else
            {
                var stateArray = stateValue.split(";");
                if (stateArray.length == 3 && stateArray[2] == "True")
                {
                    restrictedLocation = true;
                    locationName = selectText($get(eval(shipToServerVarPrefix + shipToIndex + "ServerVars.State")));
                }
            }
        }
        if (restrictedLocation)
        {
            var forText = ""
            if (cartServerVars.MultipleShipTo)
                forText = " for " + eval("cartServerVars.ShipName" + shipToIndex);

            var productText = cartServerVars.ProductSingular.toLowerCase();
            var thisText = "this";
            if (restrictedItemsCount > 1)
            {
                productText = cartServerVars.ProductPlural.toLowerCase();
                thisText = "these";
            }
            validator.errormessage = "The " + productText + " " + arrayAndList(restrictedItems) + " cannot be shipped to " + locationName + ".  Please either remove " + thisText + " " + productText + " from " + cartServerVars.Your.toLowerCase() + " " + cartServerVars.ShoppingCart + ", or select a different Ship To Address" + forText + ".  Thank you.";
            return false;
        }
    }
    return true;
}

function requirePasswordRetype(validator)
{
    var password = nextQuery('#' + validator.customstring1).val();
    var passwordRetype = nextQuery('#' + validator.customstring2).val();
    
    if (isWhitespace(password))
        return true;
    else
    {
        if (isWhitespace(passwordRetype))
            return false;
        else
            return true;
    }
}

function checkForPayment(validator)
{
    if (nextQuery("input[name$='payment']:checked").val())
        return true;
    else
        return false;
}

function changeValidatorCalloutDynamic() {
    if (Sys.Extended.UI.ValidatorCalloutBehavior)
    {
        if (!Sys.Extended.UI.ValidatorCalloutBehavior.prototype.oldShow)
        {
            Sys.Extended.UI.ValidatorCalloutBehavior.prototype.oldShow = Sys.Extended.UI.ValidatorCalloutBehavior.prototype.show;
            Sys.Extended.UI.ValidatorCalloutBehavior.prototype.show = function (force)
            {
                if (force || !this.get_isOpen()) {
                    nextQuery(this._errorMessageCell).html(this._getErrorMessage());
                    this.oldShow(force);
                }
            }
        }
    }
}

function requireAffiliateCategory(validator)
{
     var validationValue = nextQuery('#' + validator.controltovalidate + ' option:selected').text();
     if (isWhitespace(validationValue))
        return false;
    else
        return true;
}





var beginRequestFunctions = new Array();
var endRequestFunctions = new Array();
var pageRequestManager = Sys.WebForms.PageRequestManager.getInstance();
pageRequestManager.add_beginRequest(suppressUpdateProgress_beginRequest);
pageRequestManager.add_endRequest(suppressUpdateProgress_endRequest);

function suppressUpdateProgress_beginRequest(sender, args)
{
    for (var index = 0; index < beginRequestFunctions.length; index++)
    {
        var func = beginRequestFunctions[index];
        func(sender, args);
    }
}

function suppressUpdateProgress_endRequest(sender, args)
{
    for (var index = 0; index < endRequestFunctions.length; index++)
    {
        var func = endRequestFunctions[index];
        func(sender, args);
    }
}

function SuppressUpdateProgress(subUpdatePanelID, masterUpdatePanelID, masterUpdateProgressID)
{
    this.subUpdatePanelID = subUpdatePanelID;
    this.masterUpdatePanelID = masterUpdatePanelID;
    this.masterUpdateProgressID = masterUpdateProgressID;
    this.suppressPostBackElementID = null;
    this.enabled = true;
    var obj = this;
    beginRequestFunctions.push(function(sender, args) { obj.suppress_beginRequest(sender, args); });
    endRequestFunctions.push(function(sender, args) { obj.suppress_endRequest(sender, args); });
}

SuppressUpdateProgress.prototype.suppress_beginRequest = function(sender, args)
{
    if (!this.enabled)
        return;
    this.suppressPostBackElementID = args.get_postBackElement().id;
    if (this.isSuppressedPostBack())
    {
        $find(this.masterUpdateProgressID).set_associatedUpdatePanelId("non_existant_control_id");
    }
}

SuppressUpdateProgress.prototype.suppress_endRequest = function(sender, args)
{
    if (this.suppressPostBackElementID)
    {
        $find(this.masterUpdateProgressID).set_associatedUpdatePanelId(this.masterUpdatePanelID);
    }
    this.suppressPostBackElementID = null;
}

SuppressUpdateProgress.prototype.isSuppressedPostBack = function()
{
    if ($get(this.subUpdatePanelID) && this.suppressPostBackElementID && recursiveFind($get(this.subUpdatePanelID), this.suppressPostBackElementID))
        return true;
    else
        return false;
}
/// <reference path="./jQuery/jquery.intellisense.js"/>

function browserName()
{
    browserAgent = navigator.userAgent;
    var patternFirefox = /firefox/i;
    var patternNetscape = /netscape/i;
    var patternOpera = /opera/i;
    var patternSafari = /safari/i;
    var patternIE = /msie/i;
    var patternMac = /mac/i;

    if (patternFirefox.test(browserAgent))
	    return "Firefox";
    else if (patternNetscape.test(browserAgent))
	    return "Netscape";
    else if (patternOpera.test(browserAgent))
	    return "Opera";
    else if (patternSafari.test(browserAgent))
	    return "Safari";
    else if (patternIE.test(browserAgent) && patternMac.test(browserAgent))
	    return "MacIE";
    else if (patternIE.test(browserAgent))
	    return "IE";
    else
	    return "Other";
}

function autoChange(FIsPopulated, FRadioCheckbox)
{
    if (!(FRadioCheckbox == null || isWhitespace(FIsPopulated.value)))
        FRadioCheckbox.checked = true;
}

function autoCheck(FCheckboxA, FCheckboxB, FCheckUncheck)
{
    if (FCheckboxB != null)
    {
        if (FCheckUncheck && FCheckboxA.checked)
            FCheckboxB.checked = true;
        else if (!FCheckUncheck && !FCheckboxA.checked)
            FCheckboxB.checked = false;
    }
}

function autoEnableDisable(FCheckbox, FField, FTrueFalse)
{
    if (FField != null)
    {
        if (FCheckbox.checked)
            FField.disabled = !FTrueFalse;
        else
            FField.disabled = FTrueFalse;
    }
}

function requireCompanyName(businessAddressFlag, requiredb)
{
    var businessRequiredLabel = GetElement(requiredb);
switch (businessAddressFlag)
{
  case "0":
    businessRequiredLabel.style.display = '';
   	break;
  case "1":
    businessRequiredLabel.style.display = 'none';	
	break;
}
}

function setElementVisibility(select,cnameString,companyField,requiredbString,baddress,ad1String)
{
   var str= select;
   var ar = str.split(";");
   var name=ar[0];
   
   var cname=document.getElementById(cnameString);
   var adl=document.getElementById(ad1String);
   var requiredb=document.getElementById(requiredbString);	

   if (name.length)
   {
     cname.style.display = '';
	 ad1.style.display='none';

	 if(name=="optional")
	 {
		requiredb.style.display = '';
	 }
	 else if(name=="requiredb")
	 {    
	     if(baddress.checked)
		 {
		   requiredb.style.display = 'none';			  	    	   			   
		 }
		 else
		 {
  		   requiredb.style.display = ''; 
		 }
	 }
     else
     {
        requiredb.style.display = 'none';
	 }
   }
   else
   {
     companyField.value='';
	 cname.style.display = 'none'; 
	 ad1.style.display='';	 
   }

}

function Left(str, n)
{
    if (n <= 0)     
        return "";
    else if (n > String(str).length)   
        return str;                
    else 
        return String(str).substring(0,n);
}


function GetElement(id)
{
    if(document.all)
    {
        return document.all[id];
    }
    else
    {
        return document.getElementById(id);        
    }
    
}

function setSelectValue(selectBox, val) 
{
    var selectValueFound = false;
    for (i = 0; i < selectBox.length; i++) 
    {
        if (selectBox.options[i].value.toString() == val.toString()) 
        {
            selectBox.selectedIndex = i;
            selectValueFound = true;
            break;
        }
    }
    return selectValueFound;
}

function resetSelectBox(FSelectBox)
{
    for (Fi = 0; Fi < FSelectBox.length; Fi++)
    {

        if (FSelectBox.options[Fi].defaultSelected)
        {
            FSelectBox.selectedIndex = Fi;
            break;
        }
    }
}

function selectText(FSelectBox)
{
    textValue = FSelectBox.options[FSelectBox.selectedIndex].text;
    return trim(textValue);
}

function selectValue(selectBox) 
{
    var valueValue = selectBox.options[selectBox.selectedIndex].value;
    return trim(valueValue);
}

function trim(FString)
{
    return FString.replace(/^\s*|\s*$/g, "");
}

function getElementWidth(element) 
{
    var overflow = element.style.overflow;
    element.style.overflow = "hidden";
    var returnVal = element.scrollWidth;
    if (overflow == "") {
        element.style.overflow = "visible";
    }
    else {
        element.style.overflow = overflow
    }
    return returnVal;
}

function getElementHeight(element) 
{
    var overflow = element.style.overflow;
    element.style.overflow = "hidden";
    var returnVal = element.scrollHeight;
    if (overflow == "") {
        element.style.overflow = "visible";
    }
    else {
        element.style.overflow = overflow
    }
    return returnVal;
}

function isInteger(input,allowZero,allowNegative)
{
var pattern;
if (allowNegative)
    pattern = /[^\d\-]|\-{2,}/;
else if (allowZero)
	pattern = /\D/;
else
	pattern = /\D|^0/;

if (pattern.test(input))
    return false;
else
    return true;
}

function ajaxSyncCallback(eventTarget,eventArgument)
{
    var postData = __theFormPostData + "__CALLBACKID=" + WebForm_EncodeCallback(eventTarget) + "&__CALLBACKPARAM=" + WebForm_EncodeCallback(eventArgument);
    if (theForm["__EVENTVALIDATION"])
        postData += "&__EVENTVALIDATION=" + WebForm_EncodeCallback(theForm["__EVENTVALIDATION"].value);
    var xmlRequest,e;
    try
    {
        xmlRequest = new XMLHttpRequest();
    }
    catch(e)
    {
        try
        {
            xmlRequest = new ActiveXObject("Microsoft.XMLHTTP");
        }
        catch(e)
        {
        }
    }
    var setRequestHeaderMethodExists = true;
    try
    {
        setRequestHeaderMethodExists = (xmlRequest && xmlRequest.setRequestHeader);
    }
    catch(e)
    {
    }
    if (setRequestHeaderMethodExists)
    {
        xmlRequest.open("POST",theForm.action,false);
        xmlRequest.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=utf-8");
        xmlRequest.send(postData);
        var response = xmlRequest.responseText;
        if (response.charAt(0) == "s")
            return response.substring(1);
        else
            return "Error"; 
    }
}

function isPOBox(addressLine1, addressLine2) {
    if (isElement(addressLine1))
        addressLine1 = addressLine1.value;
    else
        addressLine1 = addressLine1;
    if (isElement(addressLine2))
        addressLine2 = addressLine2.value;
    else
        addressLine2 = addressLine2;

    var address1Chars = addressLine1.replace(/\W/g, "");
    var poBoxTest = /^(pobox|pob|postofficebox)\d/i;
    if (poBoxTest.test(address1Chars)) {
        if (isWhitespace(addressLine2))
            return true;
        else {
            var address2Chars = addressLine2.replace(/\W/g, "");
            if (poBoxTest.test(address2Chars))
                return true;
            else
                return false;
        }
    }
    else
        return false;
}

function isElement(object) {
    return (
    typeof HTMLElement === "object" ? object instanceof HTMLElement : //DOM2
    typeof object === "object" && object.nodeType === 1 && typeof object.nodeName === "string"
);
}

function isWhitespace(FValue)
{
    var pattern = /^\s*$/;
    if (pattern.test(FValue))
        return true;
    else
        return false;
}

function recursiveFind(outerElement, innerElementID) 
{
    if (outerElement.id == innerElementID) 
        return outerElement;
    else 
    {
        var index;
        for (index = 0; index < outerElement.childNodes.length; index++) 
        {
            var elem = recursiveFind(outerElement.childNodes[index], innerElementID);
            if (elem)
                return elem;
        }
        return null;
    }
}

Date.prototype.getMessage = function(messageDates)
{
    for (index = 0; index < messageDates.length; index++)
    {
        if (messageDates[index].Date.getMonth() == this.getMonth() && messageDates[index].Date.getDate() == this.getDate() && messageDates[index].Date.getYear() == this.getYear())
            return messageDates[index].Message;
    }
    return null;
}

function setupCalendarTextBox(inputFieldID, disabledDates, messageDates, minDate, maxDate, buttonImagePath, timePeriod)
{
    var yearRangeStr = '';
    var now = new Date();
    switch (timePeriod)
    {
        case 'Future':
            yearRangeStr = now.getFullYear() + ':2030';
            break;
        case 'Past':
            yearRangeStr = '1900:' + now.getFullYear();
            break;
        case 'PastAndFuture':
            yearRangeStr = '1900:2030';
            break;
    }

    nextQuery(document).ready(function()
    {
        nextQuery("#" + inputFieldID).datepicker({
            dateFormat: 'mm/dd/yy',
            showOn: 'button',
            buttonImage: buttonImagePath,
            buttonText: 'Select Date',
            buttonImageOnly: true,
            prevText: '',
            nextText: '',
            minDate: minDate,
            maxDate: maxDate,
            yearRange: yearRangeStr,
            beforeShowDay: function(date)
            {
                if (disabledDates)
                {
                    for (index = 0; index < disabledDates.length; index++)
                    {
                        if (disabledDates[index].getMonth() == date.getMonth() && disabledDates[index].getDate() == date.getDate() && disabledDates[index].getYear() == date.getYear())
                            return [false, 'disabledDays'];
                    }
                }
                if ((minDate && minDate > date) || (maxDate && maxDate < date))
                    return [false, 'disabledDays'];
                else
                    return [true, 'enabledDays'];
            },
            onChangeMonthYear: function(date)
            {
                if (messageDates)
                    addDateMessages(inputFieldID, messageDates);
            },
            onSelect: function() { } //Believe it or not, this is needed. When onSelect is null it conflicts with ASP .NET validators. ummmmm
        });
        if (messageDates)
        {
            nextQuery("#" + inputFieldID).parent().children('img').click(function()
            {
                addDateMessages(inputFieldID, messageDates);
            });
        }
        if (!nextQuery.datepicker.oldAdjustDate)
            nextQuery.datepicker.oldAdjustDate = nextQuery.datepicker._adjustDate;
        nextQuery.datepicker._adjustDate = function(id, offset, period) //overriding a datepicker core function
        {
            this.oldAdjustDate(id, offset, period); //to ensure that the old code still runs
            this._notifyChange(nextQuery.datepicker._curInst); //this ensures that the onChangeMonthYear event is fired correctly
        }
    });
}

function setupCalendarDropDown(inputFieldID, dropdownID, availableDates, messageDates, buttonImagePath)
{
    nextQuery(document).ready(function ()
    {
        var selectedDate = availableDates[0];
        if (nextQuery("#" + inputFieldID).val() && nextQuery("#" + inputFieldID).val() != '')
        {
            selectedDate = nextQuery("#" + inputFieldID).val();
        }
        nextQuery("#" + inputFieldID).datepicker({
            dateFormat: 'm-d-yy', //needs to be in this format in order to select the correct date from the dropdownlist
            onSelect: function (date)
            {
                nextQuery("#" + dropdownID).val(date);
                nextQuery("#" + dropdownID).change(); //fire any attached events
            },
            showOn: 'button',
            buttonImage: buttonImagePath,
            buttonText: 'Select Date',
            buttonImageOnly: true,
            prevText: '',
            nextText: '',
            minDate: availableDates[0],
            maxDate: availableDates[availableDates.length - 1],
            defaultDate: selectedDate,
            beforeShowDay: function (date)
            {
                for (index = 0; index < availableDates.length; index++)
                {
                    if (availableDates[index].getMonth() == date.getMonth() && availableDates[index].getDate() == date.getDate() && availableDates[index].getYear() == date.getYear())
                        return [true, 'enabledDays'];
                }
                return [false, 'disabledDays'];
            },
            onChangeMonthYear: function (date)
            {
                if (messageDates)
                    addDateMessages(inputFieldID, messageDates);
            }
        });
        if (messageDates)
        {
            nextQuery("#" + inputFieldID).parent("td").children('img').click(function ()
            {
                addDateMessages(inputFieldID, messageDates);
            });
        }
        if (!nextQuery.datepicker.oldAdjustDate)
            nextQuery.datepicker.oldAdjustDate = nextQuery.datepicker._adjustDate;
        nextQuery.datepicker._adjustDate = function (id, offset, period) //overriding a datepicker core function
        {
            this.oldAdjustDate(id, offset, period); //to ensure that the old code still runs
            this._notifyChange(nextQuery.datepicker._curInst); //this ensures that the onChangeMonthYear event is fired correctly
        }
    });
}

function addDateMessages(inputFieldID, messageDates)
{
    var target = nextQuery("#" + inputFieldID);
    var inst = nextQuery.data(target[0], "datepicker");
    var month = parseInt(inst.dpDiv.find(".ui-datepicker-one-month .ui-datepicker-header .ui-datepicker-new-month").val());
    var year = parseInt(inst.dpDiv.find(".ui-datepicker-one-month .ui-datepicker-header .ui-datepicker-new-year").val());
    var $weeks = inst.dpDiv.find(".ui-datepicker-one-month .ui-datepicker tbody .ui-datepicker-days-row");
    nextQuery.each($weeks, function()
    {
        var $days = nextQuery(this).children(".ui-datepicker-days-cell");
        nextQuery.each($days, function()
        {
            var day = nextQuery('> a', this).html() || nextQuery(this).html();
            if (day && isInteger(day, false, false))
            {
                day = parseInt(day);
                var currentDate = new Date(year, month, day);
                var message = currentDate.getMessage(messageDates);
                if (message)
                    nextQuery(this).html(nextQuery(this).html() + "<span class=\"labelSubText\">" + message + "</span>");
            }
        });
    });
}

function showObjects(obj)
{
    var properties = "Properties<br>----------<br>";
    var functions = "Functions<br>----------<br>";
    for (var i in obj)
    {
        if (typeof obj[i] == "function")
        {
            var start = obj[i].toString().indexOf('function');
            var stop = obj[i].toString().indexOf(')') + 1;
            functions += i + ": " + obj[i].toString().substring(start, stop) + "<br>";
        }
        else
            properties += i + ": " + obj[i] + "<br>";
    }

    var msg = "<div style='position: absolute; z-index: 300;'>";
    msg += properties + "<br><br>";
    msg += functions + "<br><br>";
    msg += "</div>"
    document.write(msg);
}

function changeStateCountry(txtShipZip, ddlState, ddlCountry)
{
    Nexternal.WebApp.WebServicesCommon.GetStateCountry(txtShipZip.value,
    function(result, eventArgs)
    {
        onChangeStateCountry(result, ddlState, ddlCountry);
    });
}

function onChangeStateCountry(result, ddlState, ddlCountry)
{
    if (result)
    {
        var state = result.split(";")[0];
        var country = result.split(";")[1];
        for (var i = 0; i < ddlState.length; i++)
        {
            if (state == ddlState.options[i].value.split(";")[0])
            {
                ddlState.selectedIndex = i;
                break;
            }
        }
        for (var i = 0; i < ddlCountry.length; i++)
        {
            if (country == ddlCountry.options[i].value.split(";")[0])
            {
                ddlCountry.selectedIndex = i;
                break;
            }
        }
    }
}

function changeState(ddlState, ddlCountry)
{
    var stateValue = selectValue(ddlState);
    var firstSemicolonPos = stateValue.indexOf(";");
    var lastSemicolonPos = stateValue.lastIndexOf(";");
    if (firstSemicolonPos != -1)
    {
        if (firstSemicolonPos == lastSemicolonPos)
            setSelectBox(ddlCountry, stateValue.slice(firstSemicolonPos + 1));
        else
            setSelectBox(ddlCountry, stateValue.slice(firstSemicolonPos + 1, lastSemicolonPos));
    }
}

function changeCountry(ddlCountry, ddlState)
{
    var countryValue = selectValue(ddlCountry);
    var firstSemicolonPos = countryValue.indexOf(";");
    var lastSemicolonPos = countryValue.lastIndexOf(";");
    if (firstSemicolonPos != -1)
    {
        if (firstSemicolonPos == lastSemicolonPos)
            setSelectBox(ddlState, countryValue.slice(firstSemicolonPos + 1));
        else
            setSelectBox(ddlState, countryValue.slice(firstSemicolonPos + 1, lastSemicolonPos));
    }
}

function setSelectBox(ddlSelect, textValue)
{
    var selectTextFound = false;
    for (var i = 0; i < ddlSelect.length; i++)
    {
        if (trim(ddlSelect.options[i].text) == textValue)
        {
            ddlSelect.selectedIndex = i;
            selectTextFound = true;
            break;
        }
    }
    return selectTextFound;
}

function arrayAndList(stringArray)
{
    var returnValue = "";
    for (var index = 0; index < stringArray.length; index++)
    {
        if (index > 0)
        {
            if (index == stringArray.length - 1)
                returnValue += " and ";
            else
                returnValue += ", ";
        }
        returnValue += stringArray[index];
    }
    return returnValue;
}


function getScrollWidth(element)
{
    var oldDisplay = nextQuery(element).css("display");
    nextQuery(element).css("display", "block"); //must be visible in order for "element.scrollWidth" to work
    var scrollWidth = parseInt(element.scrollWidth, 10);
    //return it to the old display
    nextQuery(element).css("display", oldDisplay);
    return scrollWidth;
}

function getScrollHeight(element)
{
    var oldDisplay = nextQuery(element).css("display");
    nextQuery(element).css("display", "block"); //must be visible in order for "element.scrollHeight" to work
    var scrollHeight = parseInt(element.scrollHeight, 10);
    //return it to the old display
    nextQuery(element).css("display", oldDisplay);
    return scrollHeight;
}

function setGIFLocation(container, updateProgressBlock, isModalPopup)
{
    if (container && updateProgressBlock && nextQuery(container).css("display") != "none" && nextQuery(updateProgressBlock).css("display") != "none")
    {
        //if it's a modalpopup treat the coord calculations as if the modal popup was the viewport
        var height, width;
        var area = null;
        var div = updateProgressBlock.getElementsByTagName('div')[0];
        if (div)
        {
            if (isModalPopup)
            {
                var scrollWidth = getScrollWidth(container);
                var scrollHeight = getScrollHeight(container);
                if (scrollWidth > nextQuery(updateProgressBlock).width() || scrollHeight > nextQuery(updateProgressBlock).height())
                {
                    Sys.UI.DomElement.setLocation(updateProgressBlock, 0, 0);
                    nextQuery(updateProgressBlock).width(scrollWidth);
                    nextQuery(updateProgressBlock).height(scrollHeight);
                }
                var modalPopupViewport = new ViewPortVars(container);
                area = modalPopupViewport.elementAreaOutsideViewPort(updateProgressBlock);
                height = nextQuery(updateProgressBlock).height();
                width = nextQuery(updateProgressBlock).width();
            }
            else
            {
                area = viewport.elementAreaOutsideViewPort(container);
                height = nextQuery(container).height();
                width = nextQuery(container).width();
            }
            var visibleTop = 0;
            var visibleLeft = 0;
            var visibleHeight = height;
            var visibleWidth = width;
            var divOffsetX = Math.floor(nextQuery(div).width() / 2);
            var divOffsetY = Math.floor(nextQuery(div).height() / 2);
            if (area)
            {
                visibleTop += area.Top;
                visibleLeft += area.Left;
                visibleHeight -= (area.Top + area.Bottom);
                visibleWidth -= (area.Left + area.Right);
            }
            var x = visibleLeft + Math.floor(visibleWidth / 2) - divOffsetX;
            var y = visibleTop + Math.floor(visibleHeight / 2) - divOffsetY;

            //Now make sure the coords are within the bounds of the container
            x = Math.max(x, 0);
            y = Math.max(y, 0);
            x = Math.min(x, width);
            y = Math.min(y, height);

            //special case adjustments (when the GIF is right on the border of the container)
            if (x - divOffsetX <= 0)
                x = divOffsetX;
            if (y - divOffsetY <= 0)
                y = divOffsetY;
            if (x + divOffsetX >= width)
                x = width - divOffsetX;
            if (y + divOffsetY >= height)
                y = height - divOffsetY;

            Sys.UI.DomElement.setLocation(div, x, y);
        }
    }
}

function setupOverlayAnimatedGIFPosition(container, updateProgressBlock, isModalPopup)
{
    //Set initial location of animated GIF before the scrolling and resizing events occur
    Sys.WebForms.PageRequestManager.getInstance().add_beginRequest(function(sender, args)
    {
        if (container && recursiveFind(container, args.get_postBackElement().id))
        {
            var intID = setInterval(function()
            {
                if (nextQuery(container).css("display") != "none" && nextQuery(updateProgressBlock).css("display") != "none")
                {
                    clearInterval(intID);
                    setGIFLocation(container, updateProgressBlock, isModalPopup);
                }
            }, 250);
        }
    });
    if (isModalPopup)
    {
        nextQuery(document.forms).submit(function()
        {
            if (Sys.WebForms.PageRequestManager.getInstance().get_isInAsyncPostBack())
            {
                var intervalID = setInterval(function()
                {
                    var scrollWidth = getScrollWidth(container);
                    var scrollHeight = getScrollHeight(container);
                    if (scrollWidth > nextQuery(updateProgressBlock).width() || scrollHeight > nextQuery(updateProgressBlock).height())
                    {
                        clearInterval(intervalID);
                        Sys.UI.DomElement.setLocation(updateProgressBlock, 0, 0);
                        nextQuery(updateProgressBlock).width(scrollWidth);
                        nextQuery(updateProgressBlock).height(scrollHeight);
                        setGIFLocation(container, updateProgressBlock, isModalPopup);
                    }
                }, 250);
            }         
        });
        nextQuery(container).scroll(function() { setGIFLocation(container, updateProgressBlock, isModalPopup); });
    }
    else
    {
        nextQuery(window).resize(function() { setGIFLocation(container, updateProgressBlock, isModalPopup); });
        nextQuery(window).scroll(function() { setGIFLocation(container, updateProgressBlock, isModalPopup); });
    }

}

function setupModalPopupValidatorCallout(behaviorID, modalpopup)
{
    var intID = setInterval(function()
    {
        var callout = $find(behaviorID);
        if (callout)
        {
            clearInterval(intID);
            if (!callout._popupBehavior)
            {
                callout._ensureCallout();
            }
            callout._popupBehavior.add_shown(function()
            {
                var modalViewport = new ViewPortVars(modalpopup);
                //input's left position + width + small buffer = right side of the control
                var x = nextQuery(callout._elementToValidate).scrollLeft() + nextQuery(callout._elementToValidate).width() + 3;
                var y = nextQuery(callout._elementToValidate).scrollTop();
                callout._popupBehavior.set_x(x + modalViewport.x());
                callout._popupBehavior.set_y(y + modalViewport.y());
            });
        }
    }, 250);
}

//Only comes up on the product detail page in firefox when the main image is positioned left
//and the detail style is tabbed. When that happens we call this function to reposition the validator callout
//manually using the style shown below
function reformatFaultyCallout(behaviorID)
{
    var intID = setInterval(function()
    {
        var callout = $find(behaviorID);
        if (callout)
        {
            clearInterval(intID);
            if (!callout._popupBehavior)
            {
                callout._ensureCallout();
            }
            callout._popupBehavior.add_shown(function()
            {
                var controlToValidate = nextQuery(callout._elementToValidate);
                nextQuery(callout._popupTable).css({
                    "position": "absolute",
                    "left": controlToValidate.offset().left + controlToValidate.width() + 5,
                    "top": controlToValidate.offset().top
                });
            });
        }
    }, 250);
}

function modalPopupDisplay() {
    if (Sys.Extended.UI.ModalPopupBehavior)
    {
        if (!Sys.Extended.UI.ModalPopupBehavior.prototype.oldHide)
        {
            Sys.Extended.UI.ModalPopupBehavior.prototype.oldHide = Sys.Extended.UI.ModalPopupBehavior.prototype.hide;
            Sys.Extended.UI.ModalPopupBehavior.prototype.hide = function ()
            {
                var name = "#" + this._PopupControlID;
                nextQuery(name).css({ "display": "none" });
                this.oldHide();
            }
            }
        }
}

function setupDymanicPopup(behaviorID, panelID)
{
    var intID = setInterval(function()
    {
        var dynamicPopulate = $find(behaviorID);
        if (dynamicPopulate)
        {
            clearInterval(intID);
            dynamicPopulate.add_populated(function() { viewport.positionPopup($get(panelID)); });
        }
    }, 250);
}

function isDefined(variable) {
    return (typeof (window[variable]) == "undefined") ? false : true;
}

//Patch Code for AjaxControlToolkit bug - 11/09/2009
//There is a bug in AjaxControlToolkit with Safari 3 that this code below fixes. Certain Modal Popups (Product Review and Product 
//Questions) will not launch correctly. If AjaxControlToolkit and/or Safari 3 are upgraded after 11/09/2009 try commenting this 
//patch code out and testing the bug again:
// 1) Go to product detail
// 2) Click on "Submit a Review"
// If the bug persists then the modal popup won't launch.
Sys.Browser.WebKit = {}; //Safari 3 is considered WebKit
if (navigator.userAgent.indexOf('WebKit/') > -1)
{
    Sys.Browser.agent = Sys.Browser.WebKit;
    Sys.Browser.version = parseFloat(navigator.userAgent.match(/WebKit\/(\d+(\.\d+)?)/)[1]);
    Sys.Browser.name = 'WebKit';
}
//End patch code

function resetDisableButton(submitButton, disabledButton)
{
    nextQuery(submitButton).css('display', 'inline');
    nextQuery(disabledButton).css('display', 'none');
}

function isImage(imageURL)
{
    if (isWhitespace(imageURL))
        return false;
    var dotPos = imageURL.lastIndexOf(".");
    var extension = imageURL.slice(dotPos + 1).toLowerCase();
    if (dotPos == -1)
        return false;
    else if (extension == "gif" || extension == "jpg" || extension == "jpe" || extension == "jpeg" || extension == "png")
        return true;
    else
        return false;
}

function allImagesLoaded()
{
    for (var i = 0; i < document.images.length; i++)
    {
        if (isImage(document.images[i].href) && !document.images[i].complete)
            return false;
    }
    return true;
}
function setSelectValueByAbbreviation(FSelectBox,FValue)
{
if (isWhitespace(FValue))
    FSelectBox.selectedIndex = 0;
else
{
    selectValueFound = false;
    for (Fi=0; Fi < FSelectBox.length; Fi++)
    {
        if (Left(trim(FSelectBox.options[Fi].value.toString()),2) == FValue)
	    {
            FSelectBox.selectedIndex = Fi;
		    selectValueFound = true;
		    break;
	    }
    }
}
return selectValueFound;
}

function addToFavorites(FURL,FName)
{
userBrowser = browserName();
switch(userBrowser)
{
	case "IE":
		window.external.AddFavorite(FURL,FName);
		break;
	case "Firefox":
		window.sidebar.addPanel(FName,FURL,"");
		break;
	default:
		alert("I'm sorry ...\n\n" + userBrowser + " does not support this functionality.");
		break;
}
}

function removeFilter(domElement)
{
if (domElement.style.filter && domElement.style.removeAttribute)
    domElement.style.removeAttribute("filter");
}

function manualCartPostBack()
{
    var hdnManualCartPostBack = $get(cartServerVars.ManualCartPostBackID);
    hdnManualCartPostBack.value = "1";
    __doPostBack(cartServerVars.ManualCartPostBackID, "ValueChanged");
}

var smsDeliveryDates = null;
function addDeliveryDates(shippingMethodSelectClientID, shippingMethodID, surcharge, deliveryDates)
{
    if (!smsDeliveryDates)
        smsDeliveryDates = new Array();
    if (!smsDeliveryDates[shippingMethodSelectClientID])
        smsDeliveryDates[shippingMethodSelectClientID] = new Array();
    smsDeliveryDates[shippingMethodSelectClientID][shippingMethodID] = { SaturdaySurcharge: surcharge, Dates: deliveryDates };
}

//This function just returns the DeliveryDates object from smsDeliveryDates array but checks to see if it's defined before
//returning it to avoid possible errors
function getDeliveryDatesObject(shippingMethodSelectClientID, shippingMethodID)
{
    if (smsDeliveryDates && smsDeliveryDates[shippingMethodSelectClientID] && smsDeliveryDates[shippingMethodSelectClientID][shippingMethodID])
    {
        //returned object has the following properties: { SaturdaySurcharge: surcharge, Dates: deliveryDates }
        return smsDeliveryDates[shippingMethodSelectClientID][shippingMethodID];
    }
    else
    {
        return null;
    }
}

function formatDate(dateValue)
{
    var month = dateValue.getMonth() + 1;
    if (month < 9)
    {
        month = "0" + month; 
    }
    var day = dateValue.getDate();
    if (day < 9)
    {
        day = "0" + day; 
    }
    return month + "-" + day + "-" + dateValue.getFullYear();
}

function getDateDay(dateValue)
{
    var days = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
    return days[dateValue.getDay()];
}

function getDateMonth(dateValue)
{
    var months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
    return months[dateValue.getMonth()];
}

function loadPreferredDeliveryDates(shippingMethodSelectClientID, preferredDeliveryDateDropDownClientID, inputFieldID, buttonImagePath, noPreferrenceLabel, selectedDate, preferredRequired)
{
    if (!smsDeliveryDates)
        return;
    var shippingMethodDropDown = nextQuery('#' + shippingMethodSelectClientID);
    var preferredDeliveryDateDropDown = $get(preferredDeliveryDateDropDownClientID);
    var preferredDates = getDeliveryDatesObject(shippingMethodSelectClientID, shippingMethodDropDown.val());
    var messageDates = [];

    if (!preferredDates || !preferredDates.Dates)
        return;

    if (preferredDates.Dates.length == 0)
    {
        nextQuery('#' + preferredDeliveryDateDropDownClientID).parents('tr:first').css('display', 'none');
    }
    else
    {
        nextQuery('#' + preferredDeliveryDateDropDownClientID).parents('tr:first').css('display', '');
    }

    preferredDeliveryDateDropDown.length = 0; //clear options
    if (!preferredRequired && noPreferrenceLabel && noPreferrenceLabel != '')
    {
        var firstOpt = document.createElement('option');
        firstOpt.text = noPreferrenceLabel;
        firstOpt.value = '';
        try
        {
            preferredDeliveryDateDropDown.add(firstOpt, null);
        }
        catch (ex)
        {
            preferredDeliveryDateDropDown.add(firstOpt);
        }
    }
    
    var messageDatesIndex = 0;
    for (index = 0; index < preferredDates.Dates.length; index++)
    {
        var opt = document.createElement('option');
        try
        {
            var dateValue = preferredDates.Dates[index];
            var text = getDateMonth(dateValue) + " " + dateValue.getDate() + ", " + dateValue.getFullYear() + " (" + getDateDay(dateValue);
            if (dateValue.getDay() == 6 && preferredDates.SaturdaySurcharge != "")
            {
                text += ", " + preferredDates.SaturdaySurcharge + " surcharge";
                messageDates[messageDatesIndex] = { Date: dateValue, Message: preferredDates.SaturdaySurcharge + " surcharge" };
                messageDatesIndex++;
            }
            text += ")";
            opt.text = text;
            opt.value = formatDate(dateValue);
        }
        catch (dateEx)
        {
            continue;
        }
        if (opt.value == null || opt.value == '')
        {
            continue;
        }
        try
        {
            preferredDeliveryDateDropDown.add(opt, null);
        }
        catch(ex)
        {
            preferredDeliveryDateDropDown.add(opt);
        }
    }
    var firstDate = nextQuery(preferredDeliveryDateDropDown).val();
    nextQuery('#' + inputFieldID).val(firstDate);
    nextQuery('#' + inputFieldID).datepicker('destroy');
    setupCalendarDropDown(inputFieldID, preferredDeliveryDateDropDownClientID, preferredDates.Dates, messageDates, buttonImagePath);

    if (Date.parse(selectedDate) > 0)
    {
        var dateToSet = new Date(selectedDate);
        nextQuery('#' + preferredDeliveryDateDropDownClientID).val(dateToSet.format("M-d-yyyy"));
        nextQuery('#' + inputFieldID).val(nextQuery('#' + preferredDeliveryDateDropDownClientID).val());
    }
}

function setHeightCSSAll()
{
    var indexCount = 0;
    while (eval("masterServerVars.MainCellClientID" + indexCount))
        indexCount++;
    for (var index = indexCount - 1; index >= 0; index--)
    {
        var checkingPadding = false;
        if (index == 0)
            checkingPadding = true;
        setHeightCSS($get(eval("masterServerVars.MainCellClientID" + index)));
    }
}

function setHeightUntilImagesLoaded()
{
    var intervalID = setInterval(function()
    {
        setHeightCSSAll();
        if (allImagesLoaded())
            clearInterval(intervalID);
    }, 1000);
}

function clearHeightCSSAll()
{
    var index = 0;
    while (eval("masterServerVars.MainCellClientID" + index))
    {
        clearHeightCSS($get(eval("masterServerVars.MainCellClientID" + index)));
        index++;
    }
}

function clearHeightCSS(element)
{
    if (element && nextQuery.browser.msie)
        nextQuery(element).css("height", null);
}

function setHeightCSS(element)
{
    var pageRequestInstance = Sys.WebForms.PageRequestManager.getInstance();
    if (element)
    {
        if (nextQuery.browser.msie)
        {
            var setHeight = function()
            {
                var elementHeight = element.scrollHeight;
                if (parseInt(nextQuery.browser.version) <= 7)
                    elementHeight = element.offsetHeight + 5;
                var pixelPattern = /^\d+px$/;
                var paddingTop = element.currentStyle.paddingTop;
                if (paddingTop.match(pixelPattern) && parseInt(paddingTop) > 1)
                    elementHeight -= parseInt(paddingTop);
                var paddingBottom = element.currentStyle.paddingBottom;
                if (paddingBottom.match(pixelPattern) && parseInt(paddingBottom) > 1)
                    elementHeight -= parseInt(paddingBottom);
                nextQuery(element).css("height", elementHeight); //set to pixel value
            }
            //If it's in the middle of an async postback then we want to wait
            if (pageRequestInstance.get_isInAsyncPostBack())
            {
                //Wait until the async postback is complete and then set the height
                var intervalID = setInterval(function()
                {
                    if (!pageRequestInstance.get_isInAsyncPostBack())
                    {
                        clearInterval(intervalID);
                        setHeight();
                    }
                }, 250);
            }
            else //if it's ready to fire right away then call it
                setHeight();
        }
        else
        {
            nextQuery(element).css("height", "100%");
        }
    }
}

function refreshWithPopup(url, millisecondsNoPopup, millisecondsWithPopup)
{
    setTimeout(function() { executeRefreshWithPopup(url, millisecondsNoPopup, millisecondsWithPopup); }, 500);
}

function executeRefreshWithPopup(url, millisecondsNoPopup, millisecondsWithPopup)
{
    if (popupShown())
        setTimeout("window.location.href=\"" + url + "\";", millisecondsWithPopup);
    else
    {
        if (millisecondsNoPopup == 0)
            window.location.href = url;
        else
            setTimeout("window.location.href=\"" + url + "\";", millisecondsNoPopup);
    }
}

function popupShown()
{
    if (!(cartServerVars.ErrorPopupID == null || $get(cartServerVars.ErrorPopupID) == null))
    {
        if ($get(cartServerVars.ErrorPopupID).style.display != "none")
            return true;
    }
    if (!(cartServerVars.CouponPopupID == null || $get(cartServerVars.CouponPopupID) == null))
    {
        if ($get(cartServerVars.CouponPopupID).style.display != "none")
            return true;
    }
    return false;
}

//Used to start and stop the page redirection on the order confirmation screen
var doStopRedirect = false;
function startRedirect(url, delaytime)
{
    doStopRedirect = false;
    setTimeout(function()
    {
        if (!doStopRedirect)
        {
            window.location.href = url;
        }
    }, delaytime);
}
function stopRedirect()
{
    doStopRedirect = true;
}

var couponCountDownIntervalID = null;
function startCouponCountDown()
{
    var countDownType = nextQuery(".nextCouponTimerSeconds").length > 0 ? "seconds" : (nextQuery(".nextCouponTimerMinutes").length > 0 ? "minutes" : null);
    if (!countDownType)
    {
        return; 
    }
    if (couponCountDownIntervalID)
    {
        //if couponCountDownIntervalID has a value then there's a countdown already running. Here's we'll stop and then restart it.
        stopCouponCountDown();
    }
    var timer = ({ Days: 0, Hours: 0, Minutes: 0, Seconds: 0 });
    var updateTimer = function (result, eventArgs)
    {
        if (result) //non-null if this is called as a handler to a web service call to update timer
        {
            timer.Days = result.Days;
            timer.Hours = result.Hours;
            timer.Minutes = result.Minutes;
            timer.Seconds = result.Seconds;
        }
        nextQuery(".nextCouponTimerDays").html(timer.Days);
        nextQuery(".nextCouponTimerHours").html(timer.Hours);
        nextQuery(".nextCouponTimerMinutes").html(timer.Minutes);
        nextQuery(".nextCouponTimerSeconds").html(timer.Seconds);
        if (countDownType == "seconds")
        {
            timer.Seconds--;
            if (timer.Seconds < 0)
            {
                timer.Seconds = 59;
                timer.Minutes--;
                if (timer.Minutes < 0)
                {
                    timer.Minutes = 59;
                    timer.Hours--;
                    if (timer.Hours < 0)
                    {
                        timer.Hours = 23;
                        timer.Days--;
                        if (timer.Days < 0)
                        {
                            timer.Days = 0;
                            timer.Hours = 0;
                            timer.Minutes = 0;
                            timer.Seconds = 0;
                            clearInterval(couponCountDownIntervalID);
                        }
                    }
                }
            }
        }
    }
    switch (countDownType)
    {
        case "minutes":
            Nexternal.WebApp.WebServicesCommon.GetCouponCountDownTime(updateTimer);
            couponCountDownIntervalID = setInterval(function ()
            {
                Nexternal.WebApp.WebServicesCommon.GetCouponCountDownTime(updateTimer);
                if (cartServerVars && cartServerVars.CouponPopupID && nextQuery($get(cartServerVars.CouponPopupID)).css("display") == "none")
                {
                    stopCouponCountDown();
                }
            }, 30000);
            break;
        case "seconds":
            var oldDisplay = nextQuery(".nextCouponTimerSeconds").css("display");
            nextQuery(".nextCouponTimerDays").css("display", "none");
            nextQuery(".nextCouponTimerHours").css("display", "none");
            nextQuery(".nextCouponTimerMinutes").css("display", "none");
            nextQuery(".nextCouponTimerSeconds").css("display", "none"); 
            Nexternal.WebApp.WebServicesCommon.GetCouponCountDownTime(function (result, eventArgs)
            {
                updateTimer(result, eventArgs);
                nextQuery(".nextCouponTimerDays").css("display", oldDisplay);
                nextQuery(".nextCouponTimerHours").css("display", oldDisplay);
                nextQuery(".nextCouponTimerMinutes").css("display", oldDisplay);
                nextQuery(".nextCouponTimerSeconds").css("display", oldDisplay);
                couponCountDownIntervalID = setInterval(function ()
                {
                    updateTimer(null, null);
                    if (cartServerVars && cartServerVars.CouponPopupID && nextQuery($get(cartServerVars.CouponPopupID)).css("display") == "none")
                    {
                        stopCouponCountDown();
                    }
                }, 1000);
            });
            break;
    }
}

function stopCouponCountDown()
{
    clearInterval(couponCountDownIntervalID);
    couponCountDownIntervalID = null;
}
function getMainImage()
{
if ($get(productImageServerVars.MainImageLarge) == null)
    return $get(productImageServerVars.MainImageMain);
else
    return $get(productImageServerVars.MainImageLarge);
}

function atcClicked(productID, productIndex, shipToIndex)
{
    var prm = Sys.WebForms.PageRequestManager.getInstance();
    if (prm.get_isInAsyncPostBack())
        var listener = setInterval(function() { if (!prm.get_isInAsyncPostBack()) { clearInterval(listener); addToCart(productID,productIndex,shipToIndex,"",true); } }, 250);
    else
        addToCart(productID,productIndex,shipToIndex,"",true);
}

function addToCart(productID,productIndex,shipToIndex,newShipTo,checkInventory)
{
if (isWhitespace(productIndex) && attributeServerVars.SKUID != null)
{
    var addToCartSKUID = $get(attributeServerVars.SKUID);
    if (addToCartSKUID != null)
    {
        var SKUInventory = $get(attributeServerVars.SKUInventory).value;
        if (isWhitespace(addToCartSKUID.value) || parseInt(SKUInventory) <= 0)
        {
            var attributesSelected = "";
            for (var index = 0; eval("attributeServerVars.Attribute" + index) != null; index++)
            {
                if (index != 0)
                    attributesSelected += ", ";
                attributesSelected += selectText($get(eval("attributeServerVars.Attribute" + index)));
            }
            if (checkInventory)
            {
                var attributeLead;
                if (index == 1)
	                attributeLead = "The attribute you have chosen for this product";
                else
	                attributeLead = "The combination of attributes you have chosen";
	            attributeLead += " (" + attributesSelected + ") ";
    		    
	            var depletionStatus = attributeServerVars.DepletionStatus;
	            var alertText = "";
	            var confirmText = "";
	            if (isWhitespace(addToCartSKUID.value))
	                alertText = "is not available";
	            else if (depletionStatus == "Discontinued")
	                alertText = "has been discontinued";
	            else if (depletionStatus == "Sold Out")
	                alertText = "is currently " + cartServerVars.SoldOut.toLowerCase();
	            else if (depletionStatus == "Backordered")
	                confirmText = "is currently " + cartServerVars.BackorderCart.toLowerCase();
	            else if (depletionStatus == "Preordered")
	                confirmText = "is currently " + cartServerVars.PreorderCart.toLowerCase();
                if (!isWhitespace(alertText))
                {
	                alert(attributeLead + alertText + ".\n\nPlease make another selection.  Thank you.");
	                return;
                }
                else if (!isWhitespace(confirmText))
                {
                    if (!confirm(attributeLead + confirmText + ".\n\nWould you still like to add this item to your " + cartServerVars.ShoppingCart.toLowerCase() + "?"))
		                return;
                }
            }
        }
        $get(cartServerVars.SKUID).value = addToCartSKUID.value;
    }
}
if (isWhitespace(productIndex) && attributeServerVars.WriteInID0 != null)
{
    var writeInIDs = "";
    var writeInValues = "";
    var firstWriteIn = true;
    for (var index = 0; eval("attributeServerVars.WriteInID" + index) != null; index++)
    {
        var addToCartWriteInValue = $get(eval("attributeServerVars.WriteInValue" + index));
        var curWriteInValue;
        if (addToCartWriteInValue.type == "checkbox")
        {
            if (addToCartWriteInValue.checked == true)
                curWriteInValue = "Yes";
            else
                curWriteInValue = "No";
        }
        else
            curWriteInValue = addToCartWriteInValue.value;
        if (!isWhitespace(curWriteInValue))
        {
            if (firstWriteIn)
                firstWriteIn = false;
            else
            {
                writeInIDs += masterServerVars.Delimiter;
                writeInValues += masterServerVars.Delimiter;
            }
            writeInIDs += eval("attributeServerVars.WriteInID" + index);
            writeInValues += curWriteInValue;
        }
    }
    $get(cartServerVars.WriteInIDs).value = writeInIDs;
    $get(cartServerVars.WriteInValues).value = writeInValues;
}
if (isWhitespace(shipToIndex) && isWhitespace(newShipTo))
{
    $find("mpeEnterShipTo" + productIndex).show();
    return;
}
else if (!isWhitespace(newShipTo))
    $get(cartServerVars.NewShipTo).value = newShipTo;
else if (!isWhitespace(shipToIndex))
  $get(cartServerVars.ShipTo).value = shipToIndex;

var quantityTextBox = $get(eval("addToCart" + productIndex + "ServerVars.Quantity"));
$get(cartServerVars.Quantity).value = quantityTextBox.value;
if (masterServerVars.ResetQuantity == "true")
    quantityTextBox.value = quantityTextBox.defaultValue;
$get(cartServerVars.ProductID).value = productID;
if (eval("addToCart" + productIndex + "ServerVars.BidPrice") != null)
    $get(cartServerVars.BidPrice).value = $get(eval("addToCart" + productIndex + "ServerVars.BidPrice")).value;

if (isInteger(shipToIndex,true))
{
    try
    {
        setSelectValue($get(addToCartServerVars.ShipTo), shipToIndex);
    }
    catch(err)
    {
    }
    var atcServerVars;
    var continueFor = true;
    try
    {
        atcServerVars = addToCart0ServerVars;
    }
    catch(err)
    {
        continueFor = false;
    }
    var index = 0;
    while (continueFor)
    {
        if (eval("addToCart" + index + "ServerVars.ShipTo") != null && $get(eval("addToCart" + index + "ServerVars.ShipTo")) != null)
            setSelectValue($get(eval("addToCart" + index + "ServerVars.ShipTo")),shipToIndex);
        index++;
        try
        {
            atcServerVars = eval("addToCart" + index + "ServerVars");
        }
        catch(err)
        {
            continueFor = false;
        }
    }
}

__doPostBack(cartServerVars.ProductID, "ValueChanged");
}

function addToCartNewShipTo(productID, productIndex)
{
var newShipToName = $get(eval("newShipTo" + productIndex + "ServerVars.Name")).value;
$get(eval("newShipTo" + productIndex + "ServerVars.Name")).value = "";
if (eval("newShipTo" + productIndex + "ServerVars.GiftMessageCheckbox") != null && $get(eval("newShipTo" + productIndex + "ServerVars.GiftMessageCheckbox")).checked == true)
{
    $get(cartServerVars.GiftMessage).value = $get(eval("newShipTo" + productIndex + "ServerVars.GiftMessage")).value;
    $get(eval("newShipTo" + productIndex + "ServerVars.GiftMessageCheckbox")).checked = false;
    $get(eval("newShipTo" + productIndex + "ServerVars.GiftMessage")).value = "";
}
if (eval("newShipTo" + productIndex + "ServerVars.GiftWrapCheckbox") != null && $get(eval("newShipTo" + productIndex + "ServerVars.GiftWrapCheckbox")).checked == true)
{
    $get(cartServerVars.GiftWrap).value = "True";
    $get(eval("newShipTo" + productIndex + "ServerVars.GiftWrapCheckbox")).checked == false;
}
    
var shipToPrototype = $get(eval("addToCart" + productIndex + "ServerVars.ShipTo"));
var newShipToIndex = 1;
var newShipToPosition = 1;
if (masterServerVars.AddNewPosition == "first")
    newShipToPosition = 2;
while (newShipToPosition < shipToPrototype.length && !isWhitespace(shipToPrototype.options[newShipToPosition].value))
{
    if (masterServerVars.AddressOrder == "alpha" && newShipToName < shipToPrototype.options[newShipToPosition].text)
        break;
    newShipToIndex++;
    newShipToPosition++;
}

try
{
    addNewShipTo($get(addToCartServerVars.ShipTo),newShipToIndex,newShipToPosition,newShipToName);
}
catch(err)
{
}
var atcServerVars;
var continueFor = true;
try
{
    atcServerVars = addToCart0ServerVars;
}
catch(err)
{
    continueFor = false;
}
var index = 0;
while (continueFor)
{
    if (eval("addToCart" + index + "ServerVars.ShipTo") != null && $get(eval("addToCart" + index + "ServerVars.ShipTo")) != null)
        addNewShipTo($get(eval("addToCart" + index + "ServerVars.ShipTo")),newShipToIndex,newShipToPosition,newShipToName);
    index++;
    try
    {
        atcServerVars = eval("addToCart" + index + "ServerVars");
    }
    catch(err)
    {
        continueFor = false;
    }
}

addToCart(productID, productIndex, newShipToIndex, newShipToName, false);
}

function addNewShipTo(shipToSelectBox,newShipToIndex,newShipToPosition,newShipToName)
{
shipToSelectBox.length +=  1;
for (var index = shipToSelectBox.length - 1; index > newShipToPosition; index--)
{
    shipToSelectBox.options[index].text = shipToSelectBox.options[index - 1].text;
    if (isWhitespace(shipToSelectBox.options[index - 1].value))
        shipToSelectBox.options[index].value = shipToSelectBox.options[index - 1].value;
	else
    	shipToSelectBox.options[index].value = parseInt(shipToSelectBox.options[index-1].value) + 1;
}
shipToSelectBox.options[newShipToPosition].value = newShipToIndex;
shipToSelectBox.options[newShipToPosition].text = newShipToName;
}

function simpleATCClicked(productID)
{
    var prm = Sys.WebForms.PageRequestManager.getInstance();
    if (prm.get_isInAsyncPostBack())
        var listener = setInterval(function () { if (!prm.get_isInAsyncPostBack()) { clearInterval(listener); addToCartSimple(productID); } }, 250);
    else
        addToCartSimple(productID);
}

function addToCartSimple(productID)
{
    $get(cartServerVars.ProductID).value = productID;
    __doPostBack(cartServerVars.ProductID, "ValueChanged");
}
function cartScrollTo_isUpdatePanelPostBack()
{
    if (cartScrollTo_postBackElementID && $get(cartServerVars.CartUpdatePanelID) && recursiveFind($get(cartServerVars.CartUpdatePanelID), cartScrollTo_postBackElementID))
        return true;
    else
        return false;
}
function cartScrollTo_beginRequest(sender, args)
{
    try
    {
        if (!Page_ClientValidate("CartLineItem"))
            return;
        cartScrollTo_postBackElementID = args.get_postBackElement().id;
        if (cartScrollTo_isUpdatePanelPostBack() && viewport.isOutsideViewPort($get('spnScrollTarget')))
        {
            var target = nextQuery('#spnScrollTarget');
            var position = target.position();
            window.scrollTo(position.left, position.top);
        }
        cartScrollTo_postBackElementID = null;
    }
    catch (err)
    {
    }
}

function editQuantityBlur(txtEditQuantity, editQuantityCellID, displayQuantityCellID, editQuantityButtonCellID, productIndex)
{
    if (Page_ClientValidate("CartLineItem"))
    {
        if (txtEditQuantity.value == txtEditQuantity.defaultValue || txtEditQuantity.value == "")
        {
            if (txtEditQuantity.value == "")
                txtEditQuantity.value = txtEditQuantity.defaultValue;
            var editQuantityCell = document.getElementById(editQuantityCellID);
            var displayQuantityCell = document.getElementById(displayQuantityCellID);
            var editQuantityButtonCell = document.getElementById(editQuantityButtonCellID);

            displayQuantityCell.style.display = masterServerVars.TableCellDisplay;
            editQuantityButtonCell.style.display = masterServerVars.TableCellDisplay;
            editQuantityCell.style.display = "none";
        }
        else if (txtEditQuantity.value == 0)
        {
            if (confirm("A quantity of 0 will cause the product to be removed from the cart.\nAre you sure you would like to do this?"))
            {
                txtEditQuantity.disabled = true;
                removeCartProduct(productIndex); //causes postback
            }
            else
            {
                txtEditQuantity.value = txtEditQuantity.defaultValue;
                txtEditQuantity.focus();
            }
        }
        else
        {
            txtEditQuantity.disabled = true;
            editLineItemQuantity(productIndex, txtEditQuantity.value); //causes postback
        }
    }
}

function editLineItemQuantity(productIndex, newValue)
{
    $get(cartServerVars.EditQuantityNewValueID).value = newValue;
    $get(cartServerVars.EditQuantityCartProductIndexID).value = productIndex;
    __doPostBack(cartServerVars.EditQuantityCartProductIndexID, "ValueChanged");
}

function removeCartProduct(productIndex)
{
    $get(cartServerVars.RemoveCartProductIndexID).value = productIndex;
    __doPostBack(cartServerVars.RemoveCartProductIndexID, "ValueChanged");
}

function editQuantitySenseEnterKey(evt, txtEditQuantity)
{
    evt = (evt) ? evt : ((event) ? event : null);
    var evver = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
    var keynumber = evt.keyCode;
    if (keynumber == 13)
    {
        txtEditQuantity.blur();
    }
}

function showEdit(editQuantityCellID, displayQuantityCellID, editQuantityButtonCellID, editQuantityTextboxID)
{
    if (Page_ClientValidate("CartLineItem"))
    {
        var editQuantityCell = document.getElementById(editQuantityCellID);
        var displayQuantityCell = document.getElementById(displayQuantityCellID);
        var editQuantityButtonCell = document.getElementById(editQuantityButtonCellID);
        var editQuantityTextbox = document.getElementById(editQuantityTextboxID);

        displayQuantityCell.style.display = "none";
        editQuantityButtonCell.style.display = "none";
        editQuantityCell.style.display = masterServerVars.TableCellDisplay;
        editQuantityTextbox.focus();
    }
}
/*
 * jQuery UI Datepicker
 *
 * Copyright (c) 2006, 2007, 2008 Marc Grabanski
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 * 
 * http://docs.jquery.com/UI/Datepicker
 *
 * Depends:
 *	ui.core.js
 *
 * Marc Grabanski (m@marcgrabanski.com) and Keith Wood (kbwood@virginbroadband.com.au).
 */
   
(function($) { // hide the namespace

var PROP_NAME = 'datepicker';

/* Date picker manager.
   Use the singleton instance of this class, $.datepicker, to interact with the date picker.
   Settings for (groups of) date pickers are maintained in an instance object,
   allowing multiple different settings on the same page. */

function Datepicker() {
	this.debug = false; // Change this to true to start debugging
	this._curInst = null; // The current instance in use
	this._disabledInputs = []; // List of date picker inputs that have been disabled
	this._datepickerShowing = false; // True if the popup picker is showing , false if not
	this._inDialog = false; // True if showing within a "dialog", false if not
	this._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division
	this._appendClass = 'ui-datepicker-append'; // The name of the append marker class
	this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class
	this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog marker class
	this._promptClass = 'ui-datepicker-prompt'; // The name of the dialog prompt marker class
	this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class
	this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class
	this.regional = []; // Available regional settings, indexed by language code
	this.regional[''] = { // Default regional settings
		clearText: 'Clear', // Display text for clear link
		clearStatus: 'Erase the current date', // Status text for clear link
		closeText: 'Close', // Display text for close link
		closeStatus: 'Close without change', // Status text for close link
		prevText: '&#x3c;Prev', // Display text for previous month link
		prevStatus: 'Show the previous month', // Status text for previous month link
		nextText: 'Next&#x3e;', // Display text for next month link
		nextStatus: 'Show the next month', // Status text for next month link
		currentText: 'Today', // Display text for current month link
		currentStatus: 'Show the current month', // Status text for current month link
		monthNames: ['January','February','March','April','May','June',
			'July','August','September','October','November','December'], // Names of months for drop-down and formatting
		monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
		monthStatus: 'Show a different month', // Status text for selecting a month
		yearStatus: 'Show a different year', // Status text for selecting a year
		weekHeader: 'Wk', // Header for the week of the year column
		weekStatus: 'Week of the year', // Status text for the week of the year column
		dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
		dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
		dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
		dayStatus: 'Set DD as first week day', // Status text for the day of the week selection
		dateStatus: 'Select DD, M d', // Status text for the date selection
		dateFormat: 'mm/dd/yy', // See format options on parseDate
		firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
		initStatus: 'Select a date', // Initial Status text on opening
		isRTL: false // True if right-to-left language, false if left-to-right
	};
	this._defaults = { // Global defaults for all the date picker instances
		showOn: 'focus', // 'focus' for popup on focus,
			// 'button' for trigger button, or 'both' for either
		showAnim: 'show', // Name of jQuery animation for popup
		showOptions: {}, // Options for enhanced animations
		defaultDate: null, // Used when field is blank: actual date,
			// +/-number for offset from today, null for today
		appendText: '', // Display text following the input box, e.g. showing the format
		buttonText: '...', // Text for trigger button
		buttonImage: '', // URL for trigger button image
		buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
		closeAtTop: true, // True to have the clear/close at the top,
			// false to have them at the bottom
		mandatory: false, // True to hide the Clear link, false to include it
		hideIfNoPrevNext: false, // True to hide next/previous month links
			// if not applicable, false to just disable them
		navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
		gotoCurrent: false, // True if today link goes back to current selection instead
		changeMonth: true, // True if month can be selected directly, false if only prev/next
		changeYear: true, // True if year can be selected directly, false if only prev/next
		yearRange: '-10:+10', // Range of years to display in drop-down,
			// either relative to current year (-nn:+nn) or absolute (nnnn:nnnn)
		changeFirstDay: true, // True to click on day name to change, false to remain as set
		highlightWeek: false, // True to highlight the selected week
		showOtherMonths: false, // True to show dates in other months, false to leave blank
		showWeeks: false, // True to show week of the year, false to omit
		calculateWeek: this.iso8601Week, // How to calculate the week of the year,
			// takes a Date and returns the number of the week for it
		shortYearCutoff: '+10', // Short year values < this are in the current century,
			// > this are in the previous century, 
			// string value starting with '+' for current year + value
		showStatus: false, // True to show status bar at bottom, false to not show it
		statusForDate: this.dateStatus, // Function to provide status text for a date -
			// takes date and instance as parameters, returns display text
		minDate: null, // The earliest selectable date, or null for no limit
		maxDate: null, // The latest selectable date, or null for no limit
		duration: 'normal', // Duration of display/closure
		beforeShowDay: null, // Function that takes a date and returns an array with
			// [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '', 
			// [2] = cell title (optional), e.g. $.datepicker.noWeekends
		beforeShow: null, // Function that takes an input field and
			// returns a set of custom settings for the date picker
		onSelect: null, // Define a callback function when a date is selected
		onChangeMonthYear: null, // Define a callback function when the month or year is changed
		onClose: null, // Define a callback function when the datepicker is closed
		numberOfMonths: 1, // Number of months to show at a time
		stepMonths: 1, // Number of months to step back/forward
		rangeSelect: false, // Allows for selecting a date range on one date picker
		rangeSeparator: ' - ', // Text between two dates in a range
		altField: '', // Selector for an alternate field to store selected dates into
		altFormat: '' // The date format to use for the alternate field
	};
	$.extend(this._defaults, this.regional['']);
	this.dpDiv = $('<div id="' + this._mainDivId + '" style="display: none;"></div>');
}

$.extend(Datepicker.prototype, {
	/* Class name added to elements to indicate already configured with a date picker. */
	markerClassName: 'hasDatepicker',

	/* Debug logging (if enabled). */
	log: function () {
		if (this.debug)
			console.log.apply('', arguments);
	},
	
	/* Override the default settings for all instances of the date picker. 
	   @param  settings  object - the new settings to use as defaults (anonymous object)
	   @return the manager object */
	setDefaults: function(settings) {
		extendRemove(this._defaults, settings || {});
		return this;
	},

	/* Attach the date picker to a jQuery selection.
	   @param  target    element - the target input field or division or span
	   @param  settings  object - the new settings to use for this date picker instance (anonymous) */
	_attachDatepicker: function(target, settings) {
		// check for settings on the control itself - in namespace 'date:'
		var inlineSettings = null;
		for (attrName in this._defaults) {
			var attrValue = target.getAttribute('date:' + attrName);
			if (attrValue) {
				inlineSettings = inlineSettings || {};
				try {
					inlineSettings[attrName] = eval(attrValue);
				} catch (err) {
					inlineSettings[attrName] = attrValue;
				}
			}
		}
		var nodeName = target.nodeName.toLowerCase();
		var inline = (nodeName == 'div' || nodeName == 'span');
		if (!target.id)
			target.id = 'dp' + new Date().getTime();
		var inst = this._newInst($(target), inline);
		inst.settings = $.extend({}, settings || {}, inlineSettings || {}); 
		if (nodeName == 'input') {
			this._connectDatepicker(target, inst);
		} else if (inline) {
			this._inlineDatepicker(target, inst);
		}
	},

	/* Create a new instance object. */
	_newInst: function(target, inline) {
		return {id: target[0].id, input: target, // associated target
			selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
			drawMonth: 0, drawYear: 0, // month being drawn
			inline: inline, // is datepicker inline or not
			dpDiv: (!inline ? this.dpDiv : // presentation div
			$('<div class="ui-datepicker-inline"></div>'))};
	},

	/* Attach the date picker to an input field. */
	_connectDatepicker: function(target, inst) {
		var input = $(target);
		if (input.hasClass(this.markerClassName))
			return;
		var appendText = this._get(inst, 'appendText');
		var isRTL = this._get(inst, 'isRTL');
		if (appendText)
			input[isRTL ? 'before' : 'after']('<span class="' + this._appendClass + '">' + appendText + '</span>');
		var showOn = this._get(inst, 'showOn');
		if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field
			input.focus(this._showDatepicker);
		if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
			var buttonText = this._get(inst, 'buttonText');
			var buttonImage = this._get(inst, 'buttonImage');
			var trigger = $(this._get(inst, 'buttonImageOnly') ? 
				$('<img/>').addClass(this._triggerClass).
					attr({ src: buttonImage, alt: buttonText, title: buttonText }) :
				$('<button type="button"></button>').addClass(this._triggerClass).
					html(buttonImage == '' ? buttonText : $('<img/>').attr(
					{ src:buttonImage, alt:buttonText, title:buttonText })));
			input[isRTL ? 'before' : 'after'](trigger);
			trigger.click(function() {
				if ($.datepicker._datepickerShowing && $.datepicker._lastInput == target)
					$.datepicker._hideDatepicker();
				else
					$.datepicker._showDatepicker(target);
				return false;
			});
		}
		input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress).
			bind("setData.datepicker", function(event, key, value) {
				inst.settings[key] = value;
			}).bind("getData.datepicker", function(event, key) {
				return this._get(inst, key);
			});
		$.data(target, PROP_NAME, inst);
	},

	/* Attach an inline date picker to a div. */
	_inlineDatepicker: function(target, inst) {
		var input = $(target);
		if (input.hasClass(this.markerClassName))
			return;
		input.addClass(this.markerClassName).append(inst.dpDiv).
			bind("setData.datepicker", function(event, key, value){
				inst.settings[key] = value;
			}).bind("getData.datepicker", function(event, key){
				return this._get(inst, key);
			});
		$.data(target, PROP_NAME, inst);
		this._setDate(inst, this._getDefaultDate(inst));
		this._updateDatepicker(inst);
	},

	/* Tidy up after displaying the date picker. */
	_inlineShow: function(inst) {
		var numMonths = this._getNumberOfMonths(inst); // fix width for dynamic number of date pickers
		inst.dpDiv.width(numMonths[1] * $('.ui-datepicker', inst.dpDiv[0]).width());
	}, 

	/* Pop-up the date picker in a "dialog" box.
	   @param  input     element - ignored
	   @param  dateText  string - the initial date to display (in the current format)
	   @param  onSelect  function - the function(dateText) to call when a date is selected
	   @param  settings  object - update the dialog date picker instance's settings (anonymous object)
	   @param  pos       int[2] - coordinates for the dialog's position within the screen or
	                     event - with x/y coordinates or
	                     leave empty for default (screen centre)
	   @return the manager object */
	_dialogDatepicker: function(input, dateText, onSelect, settings, pos) {
		var inst = this._dialogInst; // internal instance
		if (!inst) {
			var id = 'dp' + new Date().getTime();
			this._dialogInput = $('<input type="text" id="' + id +
				'" size="1" style="position: absolute; top: -100px;"/>');
			this._dialogInput.keydown(this._doKeyDown);
			$('body').append(this._dialogInput);
			inst = this._dialogInst = this._newInst(this._dialogInput, false);
			inst.settings = {};
			$.data(this._dialogInput[0], PROP_NAME, inst);
		}
		extendRemove(inst.settings, settings || {});
		this._dialogInput.val(dateText);

		this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
		if (!this._pos) {
			var browserWidth = window.innerWidth || document.documentElement.clientWidth ||	document.body.clientWidth;
			var browserHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
			var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
			var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
			this._pos = // should use actual width/height below
				[(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
		}

		// move input on screen for focus, but hidden behind dialog
		this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px');
		inst.settings.onSelect = onSelect;
		this._inDialog = true;
		this.dpDiv.addClass(this._dialogClass);
		this._showDatepicker(this._dialogInput[0]);
		if ($.blockUI)
			$.blockUI(this.dpDiv);
		$.data(this._dialogInput[0], PROP_NAME, inst);
		return this;
	},

	/* Detach a datepicker from its control.
	   @param  target    element - the target input field or division or span */
	_destroyDatepicker: function(target) {
		var nodeName = target.nodeName.toLowerCase();
		var $target = $(target);
		$.removeData(target, PROP_NAME);
		if (nodeName == 'input') {
			$target.siblings('.' + this._appendClass).remove().end().
				siblings('.' + this._triggerClass).remove().end().
				removeClass(this.markerClassName).
				unbind('focus', this._showDatepicker).
				unbind('keydown', this._doKeyDown).
				unbind('keypress', this._doKeyPress);
		} else if (nodeName == 'div' || nodeName == 'span')
			$target.removeClass(this.markerClassName).empty();
	},

	/* Enable the date picker to a jQuery selection.
	   @param  target    element - the target input field or division or span */
	_enableDatepicker: function(target) {
		target.disabled = false;
		$(target).siblings('button.' + this._triggerClass).each(function() { this.disabled = false; }).end().
			siblings('img.' + this._triggerClass).css({opacity: '1.0', cursor: ''});
		this._disabledInputs = $.map(this._disabledInputs,
			function(value) { return (value == target ? null : value); }); // delete entry
	},

	/* Disable the date picker to a jQuery selection.
	   @param  target    element - the target input field or division or span */
	_disableDatepicker: function(target) {
		target.disabled = true;
		$(target).siblings('button.' + this._triggerClass).each(function() { this.disabled = true; }).end().
			siblings('img.' + this._triggerClass).css({opacity: '0.5', cursor: 'default'});
		this._disabledInputs = $.map(this._disabledInputs,
			function(value) { return (value == target ? null : value); }); // delete entry
		this._disabledInputs[this._disabledInputs.length] = target;
	},

	/* Is the first field in a jQuery collection disabled as a datepicker?
	   @param  target    element - the target input field or division or span
	   @return boolean - true if disabled, false if enabled */
	_isDisabledDatepicker: function(target) {
		if (!target)
			return false;
		for (var i = 0; i < this._disabledInputs.length; i++) {
			if (this._disabledInputs[i] == target)
				return true;
		}
		return false;
	},

	/* Update the settings for a date picker attached to an input field or division.
	   @param  target  element - the target input field or division or span
	   @param  name    object - the new settings to update or
	                   string - the name of the setting to change or
	   @param  value   any - the new value for the setting (omit if above is an object) */
	_changeDatepicker: function(target, name, value) {
		var settings = name || {};
		if (typeof name == 'string') {
			settings = {};
			settings[name] = value;
		}
		if (inst = $.data(target, PROP_NAME)) {
			extendRemove(inst.settings, settings);
			this._updateDatepicker(inst);
		}
	},

	/* Set the dates for a jQuery selection.
	   @param  target   element - the target input field or division or span
	   @param  date     Date - the new date
	   @param  endDate  Date - the new end date for a range (optional) */
	_setDateDatepicker: function(target, date, endDate) {
		var inst = $.data(target, PROP_NAME);
		if (inst) {
			this._setDate(inst, date, endDate);
			this._updateDatepicker(inst);
		}
	},

	/* Get the date(s) for the first entry in a jQuery selection.
	   @param  target  element - the target input field or division or span
	   @return Date - the current date or
	           Date[2] - the current dates for a range */
	_getDateDatepicker: function(target) {
		var inst = $.data(target, PROP_NAME);
		if (inst)
			this._setDateFromField(inst); 
		return (inst ? this._getDate(inst) : null);
	},

	/* Handle keystrokes. */
	_doKeyDown: function(e) {
		var inst = $.data(e.target, PROP_NAME);
		var handled = true;
		if ($.datepicker._datepickerShowing)
			switch (e.keyCode) {
				case 9:  $.datepicker._hideDatepicker(null, '');
						break; // hide on tab out
				case 13: $.datepicker._selectDay(e.target, inst.selectedMonth, inst.selectedYear,
							$('td.ui-datepicker-days-cell-over', inst.dpDiv)[0]);
						return false; // don't submit the form
						break; // select the value on enter
				case 27: $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration'));
						break; // hide on escape
				case 33: $.datepicker._adjustDate(e.target, (e.ctrlKey ? -1 :
							-$.datepicker._get(inst, 'stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
						break; // previous month/year on page up/+ ctrl
				case 34: $.datepicker._adjustDate(e.target, (e.ctrlKey ? +1 :
							+$.datepicker._get(inst, 'stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
						break; // next month/year on page down/+ ctrl
				case 35: if (e.ctrlKey) $.datepicker._clearDate(e.target);
						break; // clear on ctrl+end
				case 36: if (e.ctrlKey) $.datepicker._gotoToday(e.target);
						break; // current on ctrl+home
				case 37: if (e.ctrlKey) $.datepicker._adjustDate(e.target, -1, 'D');
						break; // -1 day on ctrl+left
				case 38: if (e.ctrlKey) $.datepicker._adjustDate(e.target, -7, 'D');
						break; // -1 week on ctrl+up
				case 39: if (e.ctrlKey) $.datepicker._adjustDate(e.target, +1, 'D');
						break; // +1 day on ctrl+right
				case 40: if (e.ctrlKey) $.datepicker._adjustDate(e.target, +7, 'D');
						break; // +1 week on ctrl+down
				default: handled = false;
			}
		else if (e.keyCode == 36 && e.ctrlKey) // display the date picker on ctrl+home
			$.datepicker._showDatepicker(this);
		else
			handled = false;
		if (handled) {
			e.preventDefault();
			e.stopPropagation();
		}
	},

	/* Filter entered characters - based on date format. */
	_doKeyPress: function(e) {
		var inst = $.data(e.target, PROP_NAME);
		var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
		var chr = String.fromCharCode(e.charCode == undefined ? e.keyCode : e.charCode);
		return e.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
	},

	/* Pop-up the date picker for a given input field.
	   @param  input  element - the input field attached to the date picker or
	                  event - if triggered by focus */
	_showDatepicker: function(input) {
		input = input.target || input;
		if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
			input = $('input', input.parentNode)[0];
		if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here
			return;
		var inst = $.data(input, PROP_NAME);
		var beforeShow = $.datepicker._get(inst, 'beforeShow');
		extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
		$.datepicker._hideDatepicker(null, '');
		$.datepicker._lastInput = input;
		$.datepicker._setDateFromField(inst);
		if ($.datepicker._inDialog) // hide cursor
			input.value = '';
		if (!$.datepicker._pos) { // position below input
			$.datepicker._pos = $.datepicker._findPos(input);
			$.datepicker._pos[1] += input.offsetHeight; // add the height
		}
		var isFixed = false;
		$(input).parents().each(function() {
			isFixed |= $(this).css('position') == 'fixed';
			return !isFixed;
		});
		if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
			$.datepicker._pos[0] -= document.documentElement.scrollLeft;
			$.datepicker._pos[1] -= document.documentElement.scrollTop;
		}
		var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]};
		$.datepicker._pos = null;
		inst.rangeStart = null;
		// determine sizing offscreen
		inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'});
		$.datepicker._updateDatepicker(inst);
		// fix width for dynamic number of date pickers
		inst.dpDiv.width($.datepicker._getNumberOfMonths(inst)[1] *
			$('.ui-datepicker', inst.dpDiv[0])[0].offsetWidth);
		// and adjust position before showing
		offset = $.datepicker._checkOffset(inst, offset, isFixed);
		inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ?
			'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none',
			left: offset.left + 'px', top: offset.top + 'px'});
		if (!inst.inline) {
			var showAnim = $.datepicker._get(inst, 'showAnim') || 'show';
			var duration = $.datepicker._get(inst, 'duration');
			var postProcess = function() {
				$.datepicker._datepickerShowing = true;
				if ($.browser.msie && parseInt($.browser.version) < 7) // fix IE < 7 select problems
					$('iframe.ui-datepicker-cover').css({width: inst.dpDiv.width() + 4,
						height: inst.dpDiv.height() + 4});
			};
			if ($.effects && $.effects[showAnim])
				inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
			else
				inst.dpDiv[showAnim](duration, postProcess);
			if (duration == '')
				postProcess();
			if (inst.input[0].type != 'hidden')
				inst.input[0].focus();
			$.datepicker._curInst = inst;
		}
	},

	/* Generate the date picker content. */
	_updateDatepicker: function(inst) {
		var dims = {width: inst.dpDiv.width() + 4,
			height: inst.dpDiv.height() + 4};
		inst.dpDiv.empty().append(this._generateDatepicker(inst)).
			find('iframe.ui-datepicker-cover').
			css({width: dims.width, height: dims.height});
		var numMonths = this._getNumberOfMonths(inst);
		inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
			'Class']('ui-datepicker-multi');
		inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
			'Class']('ui-datepicker-rtl');
		if (inst.input && inst.input[0].type != 'hidden')
			$(inst.input[0]).focus();
	},

	/* Check positioning to remain on screen. */
	_checkOffset: function(inst, offset, isFixed) {
		var pos = inst.input ? this._findPos(inst.input[0]) : null;
		var browserWidth = window.innerWidth || document.documentElement.clientWidth;
		var browserHeight = window.innerHeight || document.documentElement.clientHeight;
		var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
		var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
		// reposition date picker horizontally if outside the browser window
		if (this._get(inst, 'isRTL') || (offset.left + inst.dpDiv.width() - scrollX) > browserWidth)
			offset.left = Math.max((isFixed ? 0 : scrollX),
				pos[0] + (inst.input ? inst.input.width() : 0) - (isFixed ? scrollX : 0) - inst.dpDiv.width() -
				(isFixed && $.browser.opera ? document.documentElement.scrollLeft : 0));
		else
			offset.left -= (isFixed ? scrollX : 0);
		// reposition date picker vertically if outside the browser window
		if ((offset.top + inst.dpDiv.height() - scrollY) > browserHeight)
			offset.top = Math.max((isFixed ? 0 : scrollY),
				pos[1] - (isFixed ? scrollY : 0) - (this._inDialog ? 0 : inst.dpDiv.height()) -
				(isFixed && $.browser.opera ? document.documentElement.scrollTop : 0));
		else
			offset.top -= (isFixed ? scrollY : 0);
		return offset;
	},
	
	/* Find an object's position on the screen. */
	_findPos: function(obj) {
        while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) {
            obj = obj.nextSibling;
        }
        var position = $(obj).offset();
	    return [position.left, position.top];
	},

	/* Hide the date picker from view.
	   @param  input  element - the input field attached to the date picker
	   @param  duration  string - the duration over which to close the date picker */
	_hideDatepicker: function(input, duration) {
		var inst = this._curInst;
		if (!inst)
			return;
		var rangeSelect = this._get(inst, 'rangeSelect');
		if (rangeSelect && this._stayOpen)
			this._selectDate('#' + inst.id, this._formatDate(inst,
				inst.currentDay, inst.currentMonth, inst.currentYear));
		this._stayOpen = false;
		if (this._datepickerShowing) {
			duration = (duration != null ? duration : this._get(inst, 'duration'));
			var showAnim = this._get(inst, 'showAnim');
			var postProcess = function() {
				$.datepicker._tidyDialog(inst);
			};
			if (duration != '' && $.effects && $.effects[showAnim])
				inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'),
					duration, postProcess);
			else
				inst.dpDiv[(duration == '' ? 'hide' : (showAnim == 'slideDown' ? 'slideUp' :
					(showAnim == 'fadeIn' ? 'fadeOut' : 'hide')))](duration, postProcess);
			if (duration == '')
				this._tidyDialog(inst);
			var onClose = this._get(inst, 'onClose');
			if (onClose)
				onClose.apply((inst.input ? inst.input[0] : null),
					[this._getDate(inst), inst]);  // trigger custom callback
			this._datepickerShowing = false;
			this._lastInput = null;
			inst.settings.prompt = null;
			if (this._inDialog) {
				this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
				if ($.blockUI) {
					$.unblockUI();
					$('body').append(this.dpDiv);
				}
			}
			this._inDialog = false;
		}
		this._curInst = null;
	},

	/* Tidy up after a dialog display. */
	_tidyDialog: function(inst) {
		inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker');
		$('.' + this._promptClass, inst.dpDiv).remove();
	},

	/* Close date picker if clicked elsewhere. */
	_checkExternalClick: function(event) {
		if (!$.datepicker._curInst)
			return;
		var $target = $(event.target);
		if (($target.parents('#' + $.datepicker._mainDivId).length == 0) &&
				!$target.hasClass($.datepicker.markerClassName) &&
				!$target.hasClass($.datepicker._triggerClass) &&
				$.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
			$.datepicker._hideDatepicker(null, '');
	},

	/* Adjust one of the date sub-fields. */
	_adjustDate: function(id, offset, period) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		this._adjustInstDate(inst, offset, period);
		this._updateDatepicker(inst);
	},

	/* Action for current link. */
	_gotoToday: function(id) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
			inst.selectedDay = inst.currentDay;
			inst.drawMonth = inst.selectedMonth = inst.currentMonth;
			inst.drawYear = inst.selectedYear = inst.currentYear;
		}
		else {
		var date = new Date();
		inst.selectedDay = date.getDate();
		inst.drawMonth = inst.selectedMonth = date.getMonth();
		inst.drawYear = inst.selectedYear = date.getFullYear();
		}
		this._adjustDate(target);
		this._notifyChange(inst);
	},

	/* Action for selecting a new month/year. */
	_selectMonthYear: function(id, select, period) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		inst._selectingMonthYear = false;
		inst[period == 'M' ? 'drawMonth' : 'drawYear'] =
			select.options[select.selectedIndex].value - 0;
		this._adjustDate(target);
		this._notifyChange(inst);
	},

	/* Restore input focus after not changing month/year. */
	_clickMonthYear: function(id) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		if (inst.input && inst._selectingMonthYear && !$.browser.msie)
			inst.input[0].focus();
		inst._selectingMonthYear = !inst._selectingMonthYear;
	},

	/* Action for changing the first week day. */
	_changeFirstDay: function(id, day) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		inst.settings.firstDay = day;
		this._updateDatepicker(inst);
	},

	/* Action for selecting a day. */
	_selectDay: function(id, month, year, td) {
		if ($(td).hasClass(this._unselectableClass))
			return;
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		var rangeSelect = this._get(inst, 'rangeSelect');
		if (rangeSelect) {
			this._stayOpen = !this._stayOpen;
			if (this._stayOpen) {
				$('.ui-datepicker td').removeClass(this._currentClass);
				$(td).addClass(this._currentClass);
			} 
		}
		inst.selectedDay = inst.currentDay = $('a', td).html();
		inst.selectedMonth = inst.currentMonth = month;
		inst.selectedYear = inst.currentYear = year;
		if (this._stayOpen) {
			inst.endDay = inst.endMonth = inst.endYear = null;
		}
		else if (rangeSelect) {
			inst.endDay = inst.currentDay;
			inst.endMonth = inst.currentMonth;
			inst.endYear = inst.currentYear;
		}
		this._selectDate(id, this._formatDate(inst,
			inst.currentDay, inst.currentMonth, inst.currentYear));
		if (this._stayOpen) {
			inst.rangeStart = new Date(inst.currentYear, inst.currentMonth, inst.currentDay);
			this._updateDatepicker(inst);
		}
		else if (rangeSelect) {
			inst.selectedDay = inst.currentDay = inst.rangeStart.getDate();
			inst.selectedMonth = inst.currentMonth = inst.rangeStart.getMonth();
			inst.selectedYear = inst.currentYear = inst.rangeStart.getFullYear();
			inst.rangeStart = null;
			if (inst.inline)
				this._updateDatepicker(inst);
		}
	},

	/* Erase the input field and hide the date picker. */
	_clearDate: function(id) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		if (this._get(inst, 'mandatory'))
			return;
		this._stayOpen = false;
		inst.endDay = inst.endMonth = inst.endYear = inst.rangeStart = null;
		this._selectDate(target, '');
	},

	/* Update the input field with the selected date. */
	_selectDate: function(id, dateStr) {
		var target = $(id);
		var inst = $.data(target[0], PROP_NAME);
		dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
		if (this._get(inst, 'rangeSelect') && dateStr)
			dateStr = (inst.rangeStart ? this._formatDate(inst, inst.rangeStart) :
				dateStr) + this._get(inst, 'rangeSeparator') + dateStr;
		if (inst.input)
			inst.input.val(dateStr);
		this._updateAlternate(inst);
		var onSelect = this._get(inst, 'onSelect');
		if (onSelect)
			onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);  // trigger custom callback
		else if (inst.input)
			inst.input.trigger('change'); // fire the change event
		if (inst.inline)
			this._updateDatepicker(inst);
		else if (!this._stayOpen) {
			this._hideDatepicker(null, this._get(inst, 'duration'));
			this._lastInput = inst.input[0];
			if (typeof(inst.input[0]) != 'object')
				inst.input[0].focus(); // restore focus
			this._lastInput = null;
		}
	},
	
	/* Update any alternate field to synchronise with the main field. */
	_updateAlternate: function(inst) {
		var altField = this._get(inst, 'altField');
		if (altField) { // update alternate field too
			var altFormat = this._get(inst, 'altFormat');
			var date = this._getDate(inst);
			dateStr = (isArray(date) ? (!date[0] && !date[1] ? '' :
				this.formatDate(altFormat, date[0], this._getFormatConfig(inst)) +
				this._get(inst, 'rangeSeparator') + this.formatDate(
				altFormat, date[1] || date[0], this._getFormatConfig(inst))) :
				this.formatDate(altFormat, date, this._getFormatConfig(inst)));
			$(altField).each(function() { $(this).val(dateStr); });
		}
	},

	/* Set as beforeShowDay function to prevent selection of weekends.
	   @param  date  Date - the date to customise
	   @return [boolean, string] - is this date selectable?, what is its CSS class? */
	noWeekends: function(date) {
		var day = date.getDay();
		return [(day > 0 && day < 6), ''];
	},
	
	/* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
	   @param  date  Date - the date to get the week for
	   @return  number - the number of the week within the year that contains this date */
	iso8601Week: function(date) {
		var checkDate = new Date(date.getFullYear(), date.getMonth(), date.getDate(), (date.getTimezoneOffset() / -60));
		var firstMon = new Date(checkDate.getFullYear(), 1 - 1, 4); // First week always contains 4 Jan
		var firstDay = firstMon.getDay() || 7; // Day of week: Mon = 1, ..., Sun = 7
		firstMon.setDate(firstMon.getDate() + 1 - firstDay); // Preceding Monday
		if (firstDay < 4 && checkDate < firstMon) { // Adjust first three days in year if necessary
			checkDate.setDate(checkDate.getDate() - 3); // Generate for previous year
			return $.datepicker.iso8601Week(checkDate);
		} else if (checkDate > new Date(checkDate.getFullYear(), 12 - 1, 28)) { // Check last three days in year
			firstDay = new Date(checkDate.getFullYear() + 1, 1 - 1, 4).getDay() || 7;
			if (firstDay > 4 && (checkDate.getDay() || 7) < firstDay - 3) { // Adjust if necessary
				checkDate.setDate(checkDate.getDate() + 3); // Generate for next year
				return $.datepicker.iso8601Week(checkDate);
			}
		}
		return Math.floor(((checkDate - firstMon) / 86400000) / 7) + 1; // Weeks to given date
	},
	
	/* Provide status text for a particular date.
	   @param  date  the date to get the status for
	   @param  inst  the current datepicker instance
	   @return  the status display text for this date */
	dateStatus: function(date, inst) {
		return $.datepicker.formatDate($.datepicker._get(inst, 'dateStatus'),
			date, $.datepicker._getFormatConfig(inst));
	},

	/* Parse a string value into a date object.
	   See formatDate below for the possible formats.

	   @param  format    string - the expected format of the date
	   @param  value     string - the date in the above format
	   @param  settings  Object - attributes include:
	                     shortYearCutoff  number - the cutoff year for determining the century (optional)
	                     dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
	                     dayNames         string[7] - names of the days from Sunday (optional)
	                     monthNamesShort  string[12] - abbreviated names of the months (optional)
	                     monthNames       string[12] - names of the months (optional)
	   @return  Date - the extracted date value or null if value is blank */
	parseDate: function (format, value, settings) {
		if (format == null || value == null)
			throw 'Invalid arguments';
		value = (typeof value == 'object' ? value.toString() : value + '');
		if (value == '')
			return null;
		var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
		var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
		var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
		var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
		var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
		var year = -1;
		var month = -1;
		var day = -1;
		var literal = false;
		// Check whether a format character is doubled
		var lookAhead = function(match) {
			var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
			if (matches)
				iFormat++;
			return matches;	
		};
		// Extract a number from the string value
		var getNumber = function(match) {
			lookAhead(match);
			var origSize = (match == '@' ? 14 : (match == 'y' ? 4 : 2));
			var size = origSize;
			var num = 0;
			while (size > 0 && iValue < value.length &&
					value.charAt(iValue) >= '0' && value.charAt(iValue) <= '9') {
				num = num * 10 + (value.charAt(iValue++) - 0);
				size--;
			}
			if (size == origSize)
				throw 'Missing number at position ' + iValue;
			return num;
		};
		// Extract a name from the string value and convert to an index
		var getName = function(match, shortNames, longNames) {
			var names = (lookAhead(match) ? longNames : shortNames);
			var size = 0;
			for (var j = 0; j < names.length; j++)
				size = Math.max(size, names[j].length);
			var name = '';
			var iInit = iValue;
			while (size > 0 && iValue < value.length) {
				name += value.charAt(iValue++);
				for (var i = 0; i < names.length; i++)
					if (name == names[i])
						return i + 1;
				size--;
			}
			throw 'Unknown name at position ' + iInit;
		};
		// Confirm that a literal character matches the string value
		var checkLiteral = function() {
			if (value.charAt(iValue) != format.charAt(iFormat))
				throw 'Unexpected literal at position ' + iValue;
			iValue++;
		};
		var iValue = 0;
		for (var iFormat = 0; iFormat < format.length; iFormat++) {
			if (literal)
				if (format.charAt(iFormat) == "'" && !lookAhead("'"))
					literal = false;
				else
					checkLiteral();
			else
				switch (format.charAt(iFormat)) {
					case 'd':
						day = getNumber('d');
						break;
					case 'D': 
						getName('D', dayNamesShort, dayNames);
						break;
					case 'm': 
						month = getNumber('m');
						break;
					case 'M':
						month = getName('M', monthNamesShort, monthNames); 
						break;
					case 'y':
						year = getNumber('y');
						break;
					case '@':
						var date = new Date(getNumber('@'));
						year = date.getFullYear();
						month = date.getMonth() + 1;
						day = date.getDate();
						break;
					case "'":
						if (lookAhead("'"))
							checkLiteral();
						else
							literal = true;
						break;
					default:
						checkLiteral();
				}
		}
		if (year < 100)
			year += new Date().getFullYear() - new Date().getFullYear() % 100 +
				(year <= shortYearCutoff ? 0 : -100);
		var date = new Date(year, month - 1, day);
		if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
			throw 'Invalid date'; // E.g. 31/02/*
		return date;
	},

	/* Standard date formats. */
	ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601)
	COOKIE: 'D, dd M yy',
	ISO_8601: 'yy-mm-dd',
	RFC_822: 'D, d M y',
	RFC_850: 'DD, dd-M-y',
	RFC_1036: 'D, d M y',
	RFC_1123: 'D, d M yy',
	RFC_2822: 'D, d M yy',
	RSS: 'D, d M y', // RFC 822
	TIMESTAMP: '@',
	W3C: 'yy-mm-dd', // ISO 8601

	/* Format a date object into a string value.
	   The format can be combinations of the following:
	   d  - day of month (no leading zero)
	   dd - day of month (two digit)
	   D  - day name short
	   DD - day name long
	   m  - month of year (no leading zero)
	   mm - month of year (two digit)
	   M  - month name short
	   MM - month name long
	   y  - year (two digit)
	   yy - year (four digit)
	   @ - Unix timestamp (ms since 01/01/1970)
	   '...' - literal text
	   '' - single quote

	   @param  format    string - the desired format of the date
	   @param  date      Date - the date value to format
	   @param  settings  Object - attributes include:
	                     dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
	                     dayNames         string[7] - names of the days from Sunday (optional)
	                     monthNamesShort  string[12] - abbreviated names of the months (optional)
	                     monthNames       string[12] - names of the months (optional)
	   @return  string - the date in the above format */
	formatDate: function (format, date, settings) {
		if (!date)
			return '';
		var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
		var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
		var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
		var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
		// Check whether a format character is doubled
		var lookAhead = function(match) {
			var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
			if (matches)
				iFormat++;
			return matches;	
		};
		// Format a number, with leading zero if necessary
		var formatNumber = function(match, value) {
			return (lookAhead(match) && value < 10 ? '0' : '') + value;
		};
		// Format a name, short or long as requested
		var formatName = function(match, value, shortNames, longNames) {
			return (lookAhead(match) ? longNames[value] : shortNames[value]);
		};
		var output = '';
		var literal = false;
		if (date)
			for (var iFormat = 0; iFormat < format.length; iFormat++) {
				if (literal)
					if (format.charAt(iFormat) == "'" && !lookAhead("'"))
						literal = false;
					else
						output += format.charAt(iFormat);
				else
					switch (format.charAt(iFormat)) {
						case 'd':
							output += formatNumber('d', date.getDate()); 
							break;
						case 'D': 
							output += formatName('D', date.getDay(), dayNamesShort, dayNames);
							break;
						case 'm': 
							output += formatNumber('m', date.getMonth() + 1); 
							break;
						case 'M':
							output += formatName('M', date.getMonth(), monthNamesShort, monthNames); 
							break;
						case 'y':
							output += (lookAhead('y') ? date.getFullYear() : 
								(date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
							break;
						case '@':
							output += date.getTime(); 
							break;
						case "'":
							if (lookAhead("'"))
								output += "'";
							else
								literal = true;
							break;
						default:
							output += format.charAt(iFormat);
					}
			}
		return output;
	},

	/* Extract all possible characters from the date format. */
	_possibleChars: function (format) {
		var chars = '';
		var literal = false;
		for (var iFormat = 0; iFormat < format.length; iFormat++)
			if (literal)
				if (format.charAt(iFormat) == "'" && !lookAhead("'"))
					literal = false;
				else
					chars += format.charAt(iFormat);
			else
				switch (format.charAt(iFormat)) {
					case 'd': case 'm': case 'y': case '@':
						chars += '0123456789'; 
						break;
					case 'D': case 'M':
						return null; // Accept anything
					case "'":
						if (lookAhead("'"))
							chars += "'";
						else
							literal = true;
						break;
					default:
						chars += format.charAt(iFormat);
				}
		return chars;
	},

	/* Get a setting value, defaulting if necessary. */
	_get: function(inst, name) {
		return inst.settings[name] !== undefined ?
			inst.settings[name] : this._defaults[name];
	},

	/* Parse existing date and initialise date picker. */
	_setDateFromField: function(inst) {
		var dateFormat = this._get(inst, 'dateFormat');
		var dates = inst.input ? inst.input.val().split(this._get(inst, 'rangeSeparator')) : null; 
		inst.endDay = inst.endMonth = inst.endYear = null;
		var date = defaultDate = this._getDefaultDate(inst);
		if (dates.length > 0) {
			var settings = this._getFormatConfig(inst);
			if (dates.length > 1) {
				date = this.parseDate(dateFormat, dates[1], settings) || defaultDate;
				inst.endDay = date.getDate();
				inst.endMonth = date.getMonth();
				inst.endYear = date.getFullYear();
			}
			try {
				date = this.parseDate(dateFormat, dates[0], settings) || defaultDate;
			} catch (e) {
				this.log(e);
				date = defaultDate;
			}
		}
		inst.selectedDay = date.getDate();
		inst.drawMonth = inst.selectedMonth = date.getMonth();
		inst.drawYear = inst.selectedYear = date.getFullYear();
		inst.currentDay = (dates[0] ? date.getDate() : 0);
		inst.currentMonth = (dates[0] ? date.getMonth() : 0);
		inst.currentYear = (dates[0] ? date.getFullYear() : 0);
		this._adjustInstDate(inst);
	},
	
	/* Retrieve the default date shown on opening. */
	_getDefaultDate: function(inst) {
		var date = this._determineDate(this._get(inst, 'defaultDate'), new Date());
		var minDate = this._getMinMaxDate(inst, 'min', true);
		var maxDate = this._getMinMaxDate(inst, 'max');
		date = (minDate && date < minDate ? minDate : date);
		date = (maxDate && date > maxDate ? maxDate : date);
		return date;
	},

	/* A date may be specified as an exact value or a relative one. */
	_determineDate: function(date, defaultDate) {
		var offsetNumeric = function(offset) {
			var date = new Date();
			date.setUTCDate(date.getUTCDate() + offset);
			return date;
		};
		var offsetString = function(offset, getDaysInMonth) {
			var date = new Date();
			var year = date.getFullYear();
			var month = date.getMonth();
			var day = date.getDate();
			var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
			var matches = pattern.exec(offset);
			while (matches) {
				switch (matches[2] || 'd') {
					case 'd' : case 'D' :
						day += (matches[1] - 0); break;
					case 'w' : case 'W' :
						day += (matches[1] * 7); break;
					case 'm' : case 'M' :
						month += (matches[1] - 0); 
						day = Math.min(day, getDaysInMonth(year, month));
						break;
					case 'y': case 'Y' :
						year += (matches[1] - 0);
						day = Math.min(day, getDaysInMonth(year, month));
						break;
				}
				matches = pattern.exec(offset);
			}
			return new Date(year, month, day);
		};
		return (date == null ? defaultDate :
			(typeof date == 'string' ? offsetString(date, this._getDaysInMonth) :
			(typeof date == 'number' ? offsetNumeric(date) : date)));
	},

	/* Set the date(s) directly. */
	_setDate: function(inst, date, endDate) {
		var clear = !(date);
		date = this._determineDate(date, new Date());
		inst.selectedDay = inst.currentDay = date.getDate();
		inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth();
		inst.drawYear = inst.selectedYear = inst.currentYear = date.getFullYear();
		if (this._get(inst, 'rangeSelect')) {
			if (endDate) {
				endDate = this._determineDate(endDate, null);
				inst.endDay = endDate.getDate();
				inst.endMonth = endDate.getMonth();
				inst.endYear = endDate.getFullYear();
			} else {
				inst.endDay = inst.currentDay;
				inst.endMonth = inst.currentMonth;
				inst.endYear = inst.currentYear;
			}
		}
		this._adjustInstDate(inst);
		if (inst.input)
			inst.input.val(clear ? '' : this._formatDate(inst) +
				(!this._get(inst, 'rangeSelect') ? '' : this._get(inst, 'rangeSeparator') +
				this._formatDate(inst, inst.endDay, inst.endMonth, inst.endYear)));
	},

	/* Retrieve the date(s) directly. */
	_getDate: function(inst) {
		var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
			new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
		if (this._get(inst, 'rangeSelect')) {
			return [inst.rangeStart || startDate, (!inst.endYear ? null :
				new Date(inst.endYear, inst.endMonth, inst.endDay))];
		} else
			return startDate;
	},

	/* Generate the HTML for the current state of the date picker. */
	_generateDatepicker: function(inst) {
		var today = new Date();
		today = new Date(today.getFullYear(), today.getMonth(), today.getDate()); // clear time
		var showStatus = this._get(inst, 'showStatus');
		var isRTL = this._get(inst, 'isRTL');
		// build the date picker HTML
		var clear = (this._get(inst, 'mandatory') ? '' :
			'<div class="ui-datepicker-clear"><a onclick="nextQuery.datepicker._clearDate(\'#' + inst.id + '\');"' +
			(showStatus ? this._addStatus(inst, this._get(inst, 'clearStatus') || '&#xa0;') : '') + '>' +
			this._get(inst, 'clearText') + '</a></div>');
		var controls = '<div class="ui-datepicker-control">' + (isRTL ? '' : clear) +
			'<div class="ui-datepicker-close"><a onclick="nextQuery.datepicker._hideDatepicker();"' +
			(showStatus ? this._addStatus(inst, this._get(inst, 'closeStatus') || '&#xa0;') : '') + '>' +
			this._get(inst, 'closeText') + '</a></div>' + (isRTL ? clear : '')  + '</div>';
		var prompt = this._get(inst, 'prompt');
		var closeAtTop = this._get(inst, 'closeAtTop');
		var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
		var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
		var numMonths = this._getNumberOfMonths(inst);
		var stepMonths = this._get(inst, 'stepMonths');
		var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
		var currentDate = (!inst.currentDay ? new Date(9999, 9, 9) :
			new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
		var minDate = this._getMinMaxDate(inst, 'min', true);
		var maxDate = this._getMinMaxDate(inst, 'max');
		var drawMonth = inst.drawMonth;
		var drawYear = inst.drawYear;
		if (maxDate) {
			var maxDraw = new Date(maxDate.getFullYear(),
				maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate());
			maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
			while (new Date(drawYear, drawMonth, 1) > maxDraw) {
				drawMonth--;
				if (drawMonth < 0) {
					drawMonth = 11;
					drawYear--;
				}
			}
		}
		// controls and links
		var prevText = this._get(inst, 'prevText');
		prevText = (!navigationAsDateFormat ? prevText : this.formatDate(
			prevText, new Date(drawYear, drawMonth - stepMonths, 1), this._getFormatConfig(inst)));
		var prev = '<div class="ui-datepicker-prev">' + (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ? 
			'<a onclick="nextQuery.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' +
			(showStatus ? this._addStatus(inst, this._get(inst, 'prevStatus') || '&#xa0;') : '') + '>' + prevText + '</a>' :
			(hideIfNoPrevNext ? '' : '<label>' + prevText + '</label>')) + '</div>';
		var nextText = this._get(inst, 'nextText');
		nextText = (!navigationAsDateFormat ? nextText : this.formatDate(
			nextText, new Date(drawYear, drawMonth + stepMonths, 1), this._getFormatConfig(inst)));
		var next = '<div class="ui-datepicker-next">' + (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
			'<a onclick="nextQuery.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' +
			(showStatus ? this._addStatus(inst, this._get(inst, 'nextStatus') || '&#xa0;') : '') + '>' + nextText + '</a>' :
			(hideIfNoPrevNext ? '' : '<label>' + nextText + '</label>')) + '</div>';
		var currentText = this._get(inst, 'currentText');
		currentText = (!navigationAsDateFormat ? currentText: this.formatDate(
			currentText, today, this._getFormatConfig(inst)));
		var html = (prompt ? '<div class="' + this._promptClass + '">' + prompt + '</div>' : '') +
			(closeAtTop && !inst.inline ? controls : '') +
			'<div class="ui-datepicker-links">' + (isRTL ? next : prev) +
			(this._isInRange(inst, (this._get(inst, 'gotoCurrent') && inst.currentDay ?
			currentDate : today)) ? '<div class="ui-datepicker-current">' +
			'<a onclick="nextQuery.datepicker._gotoToday(\'#' + inst.id + '\');"' +
			(showStatus ? this._addStatus(inst, this._get(inst, 'currentStatus') || '&#xa0;') : '') + '>' +
			currentText + '</a></div>' : '') + (isRTL ? prev : next) + '</div>';
		var firstDay = this._get(inst, 'firstDay');
		var changeFirstDay = this._get(inst, 'changeFirstDay');
		var dayNames = this._get(inst, 'dayNames');
		var dayNamesShort = this._get(inst, 'dayNamesShort');
		var dayNamesMin = this._get(inst, 'dayNamesMin');
		var monthNames = this._get(inst, 'monthNames');
		var beforeShowDay = this._get(inst, 'beforeShowDay');
		var highlightWeek = this._get(inst, 'highlightWeek');
		var showOtherMonths = this._get(inst, 'showOtherMonths');
		var showWeeks = this._get(inst, 'showWeeks');
		var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
		var status = (showStatus ? this._get(inst, 'dayStatus') || '&#xa0;' : '');
		var dateStatus = this._get(inst, 'statusForDate') || this.dateStatus;
		var endDate = inst.endDay ? new Date(inst.endYear, inst.endMonth, inst.endDay) : currentDate;
		for (var row = 0; row < numMonths[0]; row++)
			for (var col = 0; col < numMonths[1]; col++) {
				var selectedDate = new Date(drawYear, drawMonth, inst.selectedDay);
				html += '<div class="ui-datepicker-one-month' + (col == 0 ? ' ui-datepicker-new-row' : '') + '">' +
					this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
					selectedDate, row > 0 || col > 0, showStatus, monthNames) + // draw month headers
					'<table class="ui-datepicker" cellpadding="0" cellspacing="0"><thead>' + 
					'<tr class="ui-datepicker-title-row">' +
					(showWeeks ? '<td>' + this._get(inst, 'weekHeader') + '</td>' : '');
				for (var dow = 0; dow < 7; dow++) { // days of the week
					var day = (dow + firstDay) % 7;
					var dayStatus = (status.indexOf('DD') > -1 ? status.replace(/DD/, dayNames[day]) :
						status.replace(/D/, dayNamesShort[day]));
					html += '<td' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end-cell"' : '') + '>' +
						(!changeFirstDay ? '<span' :
						'<a onclick="nextQuery.datepicker._changeFirstDay(\'#' + inst.id + '\', ' + day + ');"') + 
						(showStatus ? this._addStatus(inst, dayStatus) : '') + ' title="' + dayNames[day] + '">' +
						dayNamesMin[day] + (changeFirstDay ? '</a>' : '</span>') + '</td>';
				}
				html += '</tr></thead><tbody>';
				var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
				if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
					inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
				var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
				var printDate = new Date(drawYear, drawMonth, 1 - leadDays);
				var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
				for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
					html += '<tr class="ui-datepicker-days-row">' +
						(showWeeks ? '<td class="ui-datepicker-week-col">' + calculateWeek(printDate) + '</td>' : '');
					for (var dow = 0; dow < 7; dow++) { // create date picker days
						var daySettings = (beforeShowDay ?
							beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
						var otherMonth = (printDate.getMonth() != drawMonth);
						var unselectable = otherMonth || !daySettings[0] ||
							(minDate && printDate < minDate) || (maxDate && printDate > maxDate);
						html += '<td class="ui-datepicker-days-cell' +
							((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end-cell' : '') + // highlight weekends
							(otherMonth ? ' ui-datepicker-otherMonth' : '') + // highlight days from other months
							(printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth ?
							' ui-datepicker-days-cell-over' : '') + // highlight selected day
							(unselectable ? ' ' + this._unselectableClass : '') +  // highlight unselectable days
							(otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
							(printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ?  // in current range
							' ' + this._currentClass : '') + // highlight selected day
							(printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
							((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
							(unselectable ? (highlightWeek ? ' onmouseover="nextQuery(this).parent().addClass(\'ui-datepicker-week-over\');"' + // highlight selection week
							' onmouseout="nextQuery(this).parent().removeClass(\'ui-datepicker-week-over\');"' : '') : // unhighlight selection week
							' onmouseover="nextQuery(this).addClass(\'ui-datepicker-days-cell-over\')' + // highlight selection
							(highlightWeek ? '.parent().addClass(\'ui-datepicker-week-over\')' : '') + ';' + // highlight selection week
							(!showStatus || (otherMonth && !showOtherMonths) ? '' : 'nextQuery(\'#ui-datepicker-status-' +
							inst.id + '\').html(\'' + (dateStatus.apply((inst.input ? inst.input[0] : null),
							[printDate, inst]) || '&#xa0;') +'\');') + '"' +
							' onmouseout="nextQuery(this).removeClass(\'ui-datepicker-days-cell-over\')' + // unhighlight selection
							(highlightWeek ? '.parent().removeClass(\'ui-datepicker-week-over\')' : '') + ';' + // unhighlight selection week
							(!showStatus || (otherMonth && !showOtherMonths) ? '' : 'nextQuery(\'#ui-datepicker-status-' +
							inst.id + '\').html(\'&#xa0;\');') + '" onclick="nextQuery.datepicker._selectDay(\'#' +
							inst.id + '\',' + drawMonth + ',' + drawYear + ', this);"') + '>' + // actions
							(otherMonth ? (showOtherMonths ? printDate.getDate() : '&#xa0;') : // display for other months
							(unselectable ? printDate.getDate() : '<a>' + printDate.getDate() + '</a>')) + '</td>'; // display for this month
						//There's a math error with daylight savings time for November
						//printDate.setUTCDate(printDate.getUTCDate() + 1);
						printDate.setDate(printDate.getDate() + 1); //fixes an error with datepicker
					}
					html += '</tr>';
				}
				drawMonth++;
				if (drawMonth > 11) {
					drawMonth = 0;
					drawYear++;
				}
				html += '</tbody></table></div>';
			}
		html += (showStatus ? '<div style="clear: both;"></div><div id="ui-datepicker-status-' + inst.id + 
			'" class="ui-datepicker-status">' + (this._get(inst, 'initStatus') || '&#xa0;') + '</div>' : '') +
			(!closeAtTop && !inst.inline ? controls : '') +
			'<div style="clear: both;"></div>' + 
			($.browser.msie && parseInt($.browser.version) < 7 && !inst.inline ? 
			'<iframe src="javascript:false;" class="ui-datepicker-cover"></iframe>' : '');
		return html;
	},
	
	/* Generate the month and year header. */
	_generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
			selectedDate, secondary, showStatus, monthNames) {
		minDate = (inst.rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate);
		var html = '<div class="ui-datepicker-header">';
		// month selection
		if (secondary || !this._get(inst, 'changeMonth'))
			html += monthNames[drawMonth] + '&#xa0;';
		else {
			var inMinYear = (minDate && minDate.getFullYear() == drawYear);
			var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
			html += '<select class="ui-datepicker-new-month" ' +
				'onchange="nextQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
				'onclick="nextQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
				(showStatus ? this._addStatus(inst, this._get(inst, 'monthStatus') || '&#xa0;') : '') + '>';
			for (var month = 0; month < 12; month++) {
				if ((!inMinYear || month >= minDate.getMonth()) &&
						(!inMaxYear || month <= maxDate.getMonth()))
					html += '<option value="' + month + '"' +
						(month == drawMonth ? ' selected="selected"' : '') +
						'>' + monthNames[month] + '</option>';
			}
			html += '</select>';
		}
		// year selection
		if (secondary || !this._get(inst, 'changeYear'))
			html += drawYear;
		else {
			// determine range of years to display
			var years = this._get(inst, 'yearRange').split(':');
			var year = 0;
			var endYear = 0;
			if (years.length != 2) {
				year = drawYear - 10;
				endYear = drawYear + 10;
			} else if (years[0].charAt(0) == '+' || years[0].charAt(0) == '-') {
				year = endYear = new Date().getFullYear();
				year += parseInt(years[0], 10);
				endYear += parseInt(years[1], 10);
			} else {
				year = parseInt(years[0], 10);
				endYear = parseInt(years[1], 10);
			}
			year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
			endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
			html += '<select class="ui-datepicker-new-year" ' +
				'onchange="nextQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
				'onclick="nextQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
				(showStatus ? this._addStatus(inst, this._get(inst, 'yearStatus') || '&#xa0;') : '') + '>';
			for (; year <= endYear; year++) {
				html += '<option value="' + year + '"' +
					(year == drawYear ? ' selected="selected"' : '') +
					'>' + year + '</option>';
			}
			html += '</select>';
		}
		html += '</div>'; // Close datepicker_header
		return html;
	},

	/* Provide code to set and clear the status panel. */
	_addStatus: function(inst, text) {
		return ' onmouseover="nextQuery(\'#ui-datepicker-status-' + inst.id + '\').html(\'' + text + '\');" ' +
			'onmouseout="nextQuery(\'#ui-datepicker-status-' + inst.id + '\').html(\'&#xa0;\');"';
	},

	/* Adjust one of the date sub-fields. */
	_adjustInstDate: function(inst, offset, period) {
		var year = inst.drawYear + (period == 'Y' ? offset : 0);
		var month = inst.drawMonth + (period == 'M' ? offset : 0);
		var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) +
			(period == 'D' ? offset : 0);
		var date = new Date(year, month, day);
		// ensure it is within the bounds set
		var minDate = this._getMinMaxDate(inst, 'min', true);
		var maxDate = this._getMinMaxDate(inst, 'max');
		date = (minDate && date < minDate ? minDate : date);
		date = (maxDate && date > maxDate ? maxDate : date);
		inst.selectedDay = date.getDate();
		inst.drawMonth = inst.selectedMonth = date.getMonth();
		inst.drawYear = inst.selectedYear = date.getFullYear();
		if (period == 'M' || period == 'Y')
			this._notifyChange(inst);
	},

	/* Notify change of month/year. */
	_notifyChange: function(inst) {
		var onChange = this._get(inst, 'onChangeMonthYear');
		if (onChange)
			onChange.apply((inst.input ? inst.input[0] : null),
				[new Date(inst.selectedYear, inst.selectedMonth, 1), inst]);
	},
	
	/* Determine the number of months to show. */
	_getNumberOfMonths: function(inst) {
		var numMonths = this._get(inst, 'numberOfMonths');
		return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
	},

	/* Determine the current maximum date - ensure no time components are set - may be overridden for a range. */
	_getMinMaxDate: function(inst, minMax, checkRange) {
		var date = this._determineDate(this._get(inst, minMax + 'Date'), null);
		if (date) {
			date.setHours(0);
			date.setMinutes(0);
			date.setSeconds(0);
			date.setMilliseconds(0);
		}
		return (!checkRange || !inst.rangeStart ? date :
			(!date || inst.rangeStart > date ? inst.rangeStart : date));
	},

	/* Find the number of days in a given month. */
	_getDaysInMonth: function(year, month) {
		return 32 - new Date(year, month, 32).getDate();
	},

	/* Find the day of the week of the first of a month. */
	_getFirstDayOfMonth: function(year, month) {
		return new Date(year, month, 1).getDay();
	},

	/* Determines if we should allow a "next/prev" month display change. */
	_canAdjustMonth: function(inst, offset, curYear, curMonth) {
		var numMonths = this._getNumberOfMonths(inst);
		var date = new Date(curYear, curMonth + (offset < 0 ? offset : numMonths[1]), 1);
		if (offset < 0)
			date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
		return this._isInRange(inst, date);
	},

	/* Is the given date in the accepted range? */
	_isInRange: function(inst, date) {
		// during range selection, use minimum of selected date and range start
		var newMinDate = (!inst.rangeStart ? null :
			new Date(inst.selectedYear, inst.selectedMonth, inst.selectedDay));
		newMinDate = (newMinDate && inst.rangeStart < newMinDate ? inst.rangeStart : newMinDate);
		var minDate = newMinDate || this._getMinMaxDate(inst, 'min');
		var maxDate = this._getMinMaxDate(inst, 'max');
		return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate));
	},
	
	/* Provide the configuration settings for formatting/parsing. */
	_getFormatConfig: function(inst) {
		var shortYearCutoff = this._get(inst, 'shortYearCutoff');
		shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
			new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
		return {shortYearCutoff: shortYearCutoff,
			dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'),
			monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')};
	},

	/* Format the given date for display. */
	_formatDate: function(inst, day, month, year) {
		if (!day) {
			inst.currentDay = inst.selectedDay;
			inst.currentMonth = inst.selectedMonth;
			inst.currentYear = inst.selectedYear;
		}
		var date = (day ? (typeof day == 'object' ? day : new Date(year, month, day)) :
			new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
		return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
	}
});

/* jQuery extend now ignores nulls! */
function extendRemove(target, props) {
	$.extend(target, props);
	for (var name in props)
		if (props[name] == null || props[name] == undefined)
			target[name] = props[name];
	return target;
};

/* Determine whether an object is an array. */
function isArray(a) {
	return (a && (($.browser.safari && typeof a == 'object' && a.length) ||
		(a.constructor && a.constructor.toString().match(/\Array\(\)/))));
};

/* Invoke the datepicker functionality.
   @param  options  string - a command, optionally followed by additional parameters or
                    Object - settings for attaching new datepicker functionality
   @return  jQuery object */
$.fn.datepicker = function(options){
	var otherArgs = Array.prototype.slice.call(arguments, 1);
	if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate'))
		return $.datepicker['_' + options + 'Datepicker'].
			apply($.datepicker, [this[0]].concat(otherArgs));
	return this.each(function() {
		typeof options == 'string' ?
			$.datepicker['_' + options + 'Datepicker'].
				apply($.datepicker, [this].concat(otherArgs)) :
			$.datepicker._attachDatepicker(this, options);
	});
};

$.datepicker = new Datepicker(); // singleton instance
	
/* Initialise the date picker. */
$(document).ready(function() {
	$(document.body).append($.datepicker.dpDiv).
		mousedown($.datepicker._checkExternalClick);
});

})(nextQuery);