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 = "";
/* - removed script for IE6 that makes it perform very slowly and that we don't use with CSS menu 
   - left code to set LI's class to -Menu-Hover when onmouseover for IE6
   - other browsers handle LI:hover properly
*/
if (isIE)
{
    fullVersionIE = parseFloat(userAgent.substring(versionOffset+5, userAgent.length));
    majorVersionIE = parseInt('' + fullVersionIE);
    isPreIE7 = majorVersionIE < 7;
}

function Hover__AspNetMenu(element)
{
    AddClass__CssFriendlyAdapters(element, hoverClass);
}

function Unhover__AspNetMenu(element)
{
    RemoveClass__CssFriendlyAdapters(element, hoverClass);
}

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)
//{
    //window.onload = SetHover__AspNetMenu;
//}