function swapOn(image, resource){
	resource.src = image;
}
function menuOn(resource){
	document.getElementById(resource).style.display = "block";
}
function menuOff(resource){
	document.getElementById(resource).style.display = "none";
}

function familyMenu(id){
var menus = new Array("details", "photos", "questions", "teaser");
for(var i=0;i<menus.length;i++){
    if(menus[i] == id){
   	 document.getElementById(id).style.display = "block";
    }else{
   	 document.getElementById(menus[i]).style.display = "none";
    }
}
}



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);