sfnav4Hover = function() {
	var sfEls = document.getElementById("nav4").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfnav4Hover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfnav4Hover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfnav4Hover);

sfnav2Hover = function() {
	var sfE2s = document.getElementById("nav2").getElementsByTagName("LI");
	for (var i=0; i<sfE2s.length; i++) {
		sfE2s[i].onmouseover=function() {
			this.className+=" sfnav2Hover";
		}
		sfE2s[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfnav2Hover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfnav2Hover);