/*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"), "");
			}
		}
		var sfEls = document.getElementById("sidenavigation").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 changeBG(newElement,newImage){
		var theImage = newImage;
		var theElement = document.getElementById(newElement);
		theElement.style.backgroundImage="url(" + theImage + ")";
	}