var hoverClass = "AspNet-Menu-Hover";

var topmostClass = "AspNet-Menu";

var userAgent	 = navigator.userAgent;

var versionOffset = userAgent.indexOf("MSIE");

var isIE = (versionOffset >= 0);

var isPreIE7 = false;

var fullVersionIE = "";

var majorVersionIE = "";



if (isIE)

{

    fullVersionIE  = parseFloat(userAgent.substring(versionOffset+5, userAgent.length));

    majorVersionIE = parseInt('' + fullVersionIE);

    isPreIE7       = majorVersionIE < 7;

}



function Hover__AspNetMenu(element)

{

    AddClass__CssFriendlyAdapters(element, hoverClass);



    if (isPreIE7)

    {

        var child = element.firstChild;

        while (child)

        {

            if (child.tagName == "UL")

            {

                var grandchild = child.firstChild;

                while (grandchild)

                {

                    if (grandchild.tagName == "LI")

                    {

                        if ((typeof(grandchild.iFrameFormElementMask) != "undefined") && (grandchild.iFrameFormElementMask != null))

                        {

                            grandchild.iFrameFormElementMask.style.display = "block";

                            

                            var w = grandchild.offsetWidth;

                            if ((grandchild.offsetWidth == 0) && (typeof(element.iFrameFormElementMask) != "undefined") && (element.iFrameFormElementMask != null) && (element.iFrameFormElementMask.style.width.length > 0))

                            {

                                w = element.iFrameFormElementMask.style.width;

                            }

                            grandchild.iFrameFormElementMask.style.width = w;

                            

                            var h = grandchild.offsetHeight + 5 /* fudge to cover margins between menu items */;

                            if ((grandchild.offsetHeight == 0) && (typeof(element.iFrameFormElementMask) != "undefined") && (element.iFrameFormElementMask != null) && (element.iFrameFormElementMask.style.height.length > 0))

                            {

                                h = element.iFrameFormElementMask.style.height;

                            }

                            grandchild.iFrameFormElementMask.style.height = h;

                        }

                    }

                    

                    grandchild = grandchild.nextSibling;

                }

            }



            child = child.nextSibling;

        }

    }

}



function Unhover__AspNetMenu(element)

{

    RemoveClass__CssFriendlyAdapters(element, hoverClass);



    if (isPreIE7)

    {

        var child = element.firstChild;

        while (child)

        {

            if (child.tagName == "UL")

            {

                var grandchild = child.firstChild;

                while (grandchild)

                {

                    if (grandchild.tagName == "LI")

                    {

                        if ((typeof(grandchild.iFrameFormElementMask) != "undefined") && (grandchild.iFrameFormElementMask != null))

                        {

                            grandchild.iFrameFormElementMask.style.display = "none";

                        }

                    }



                    grandchild = grandchild.nextSibling;

                }

            }



            child = child.nextSibling;

        }

    }

}



function SetHover__AspNetMenu()

{

	

    var menus = document.getElementsByTagName("ul");

    for (var i=0; i<menus.length; i++)

    {

        if(menus[i].className == topmostClass)

        {

            var items = menus[i].getElementsByTagName("li");

            for (var k=0; k<items.length; k++)

            {

                items[k].onmouseover = function() { Hover__AspNetMenu(this); }

                items[k].onmouseout = function() { Unhover__AspNetMenu(this); }

                

                if (isPreIE7 && ((typeof(items[k].iFrameFormElementMask) == "undefined") || (items[k].iFrameFormElementMask == null)))

                {

                    var iFrameFormElementMask = document.createElement("IFRAME");

                    iFrameFormElementMask.scrolling= "no";

                    iFrameFormElementMask.src = "javascript:false;";

                    iFrameFormElementMask.frameBorder = 0;

                    iFrameFormElementMask.style.display = "none";

                    iFrameFormElementMask.style.position = "absolute";

                    iFrameFormElementMask.style.filter = "progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)";



                    iFrameFormElementMask.style.zIndex = -1;

                    items[k].insertBefore(iFrameFormElementMask, items[k].firstChild);

                    items[k].iFrameFormElementMask = iFrameFormElementMask;

                }                

            }

        }

    }

}



if (isPreIE7)

{

    window.onload = SetHover__AspNetMenu;

}