/**
 * Changes the page location to the specified URL.
 */
function goTo( url )
{
	if (url == "")
	{
		return false;
	}
	
	window.location = url;
	
	return true;
}

/**
 * Allows hover in nav.
 */
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 (window.attachEvent) window.attachEvent("onload", sfHover);