sfHover = function() 
{
	// Support the standard nav without a class of nav.
	var el = document.getElementById("nav");
	if(!/\bnav\b/.test(el.className) && el.tagName == "UL")
		setHover(el);

	// Find all unordered lists.
	var ieNavs = document.getElementsByTagName('ul');
	for(i=0; i<ieNavs.length; i++){
		var ul = ieNavs[i];
		// If they have a class of nav add the menu hover.
		if(/\bnav\b/.test(ul.className))
			setHover(ul);
	}
}

function setHover(nav){
	var ieULs = nav.getElementsByTagName('ul');
	if (navigator.appVersion.substr(22,3)!="5.0") {
		// Cover <select> elements with <iframe> elements only in IE < 7
		if ((navigator.appVersion.substr(22,2)=="6.") || (navigator.appVersion.substr(22,2)=="5.")) {
			for (j=0; j<ieULs.length; j++) {
				var ieMat=document.createElement('iframe');
				if(document.location.protocol == "https:")
					ieMat.src="//0";
				else if(window.opera != "undefined")
					ieMat.src="";
				else
					ieMat.src="javascript:false";
				ieMat.scrolling="no";
				ieMat.frameBorder="0";
				ieMat.style.width=ieULs[j].offsetWidth+"px";
				ieMat.style.height=ieULs[j].offsetHeight+"px";
				ieMat.style.zIndex="-1";
				ieULs[j].insertBefore(ieMat, ieULs[j].childNodes[0]);
				ieULs[j].style.zIndex="101";
			}
		}
		// IE script to change class on mouseover
		var ieLIs = nav.getElementsByTagName('li');
		for (var i=0; i<ieLIs.length; i++) if (ieLIs[i])
		 {
			// BEGIN custom add-on for NFP
			if(/\bselected\b/.test(ieLIs[i].className))
			{
				 if(ieLIs[i].nextSibling) {ieLIs[i].nextSibling.className+=" hoverNext";}
			}
			//END custom add-on for NFP
			
			// Add a sfhover class to the li.
			ieLIs[i].onmouseover=function()
			 {			    
				if(!/\bsfhover\b/.test(this.className))
				{
					this.className+=" sfhover";
					//BEGIN custom add-on for NFP
					this.className=this.className.replace(' hoverNext', '');
				    if(this.nextSibling) {				       
				       if(!/\bhoverNext\b/.test(this.nextSibling.className)) { 
							this.nextSibling.className+=" hoverNext";
						}		        
				    }
					//END custom add-on for NFP
			    }
			}
			ieLIs[i].onmouseout=function() 
			{
				if(!this.contains(event.toElement))
				{
					this.className=this.className.replace('sfhover', '');
					
					// BEGIN custom add-on for NFP
					if(this.nextSibling && !/\bselected\b/.test(this.className)) { 
					   this.nextSibling.className=this.nextSibling.className.replace(' hoverNext', '');
					}
					if(this.previousSibling) { 
						  if(/\bselected\b/.test(this.previousSibling.className)){
							if(!/\bhoverNext\b/.test(this.className)) {
								this.className+=" hoverNext";
							}
						}
					}
					// END custom add-on for NFP
				}
			}
		}
	}
	else 
	{
		// IE 5.0 doesn't support iframes so hide the select statements on hover and show on mouse out.
		// IE script to change class on mouseover
		var ieLIs = document.getElementById('nav').getElementsByTagName('li');
		for (var i=0; i<ieLIs.length; i++) if (ieLIs[i]) {
			ieLIs[i].onmouseover=function() {this.className+=" sfhover";hideSelects();}
			ieLIs[i].onmouseout=function() {this.className=this.className.replace(' sfhover', '');showSelects()}
		}
	}
}

// If IE 5.0 hide and show the select statements.
function hideSelects(){
	var oSelects=document.getElementsByTagName("select");
	for(var i=0;i<oSelects.length;i++)
		oSelects[i].className+=" hide";
}

function showSelects(){
	var oSelects=document.getElementsByTagName("select");
	for(var i=0;i<oSelects.length;i++)
		oSelects[i].className=oSelects[i].className.replace(" hide","");
}

// Run this only for IE.
//if (window.attachEvent) window.attachEvent('onload', sfHover);
// end