sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function menuBg()
{
	var ele = document.getElementById("left");
	var durl = document.URL;
	if (durl.indexOf("contactus") > 0)
	{
		ele.className = "l9";
	}
	else if (durl.indexOf("avanti") > 0)
	{
		ele.className = "l6";
	}
	else if (durl.indexOf("testimonials") > 0)
	{
		ele.className = "l5";
	}
	else if (durl.indexOf("investigator") > 0)
	{
		ele.className = "l4";
	}
	else if (durl.indexOf("conferences") > 0)
	{
		ele.className = "l3";
	}
	else if (durl.indexOf("whypharma") > 0 || durl.indexOf("background") > 0 || durl.indexOf("team") > 0 || durl.indexOf("essentials") > 0)
	{
		ele.className = "l2";
	}
	else
	{
		ele.className = "l";
	}
}