	// Detect IE 
	var isIE = (navigator.userAgent.toLowerCase().indexOf("msie") > 0) ? true : false; 
		
	sfHover = function() { 
	   if (isIE) { 
		  var sfEls = document.getElementById("primaryNav").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); 

