sfHover = function() {
					if(document.getElementById("nav")){

					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"), "");
						}
					}
				}
				}
				sfHoverLeftnav = function() {
					if(document.getElementById("leftnav")){
						var sfEls = document.getElementById("leftnav").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);
				if (window.attachEvent) window.attachEvent("onload", sfHoverLeftnav);