function clickLink(link){
	var e = getFirstChild(link, "a");
	if(e!=null) document.location.href = e.href;
}
function onclickLink(link){
	var e = getFirstChild(link, "a");
	if(e!=null) e.onclick();
}
function changeLink(link, mod){
	link.className = "navItem" + mod;
	var e = getFirstChild(link, "a");
	if(e!=null) e.className = "navItemA" + mod;
}
function getFirstChild(e, tag){
	var ret = null;
	for(var i=0;i<e.childNodes.length;i++){
		try{
			if(e.childNodes[i].tagName.toLowerCase()==tag.toLowerCase())
				ret = e.childNodes[i];
		}catch (e){}
	}
	if(ret == null){
		for(var i=0;i<e.childNodes.length;i++){
			ret = getFirstChild(e.childNodes[i], tag);
			if(ret != null) break;
		}
	}
	return (ret);
}
function showHideLinks(family){
	expandCollapseImg(family + 'Img', showHideDiv(family + 'Menu'));

}
function expandCollapseImg(img, expanded){
	try{
		var e = document.getElementById(img);
		if(e!=null)
			e.src = (expanded) ? "Assets/Images/collapse.gif" : "Assets/Images/expand.gif";
	}catch (e){}
}
function showHideDiv(div){
	try{
		var e = document.getElementById(div);
		if(e!=null){
			if(e.style.display == ""){
				e.style.display = "none";
				return (false);
			}else{
				e.style.display = "";
				return (true);
			}
		}
	}catch (e){}
	return (false);
}