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 (document.getElementById("sidenav")) {
		sfEls = document.getElementById("sidenav").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);

/*
sfHover2 = function() {
	var sfEls = document.getElementById("sidenav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover2";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover2\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover2);
*/