var inmenu=false;
var lastmenu=0;
function Menu(current) {
	if (!document.getElementById) return;
	inmenu=true;
	oldmenu=lastmenu;
	lastmenu=current;	
	if (oldmenu) Erase(oldmenu);
	m=document.getElementById("menu-" + current);
	box=document.getElementById(current);
	box.style.left= m.offsetLeft;
	box.style.top= m.offsetTop + m.offsetHeight;
	box.style.visibility="visible";
	m.style.backgroundColor="";
	box.style.backgroundColor="#dae0e0";
}
function Erase(current) {
	if (!document.getElementById) return;
	if (inmenu && lastmenu==current) {
		return;
	}
	m=document.getElementById("menu-" + current);
	box=document.getElementById(current);
	box.style.visibility="hidden";
	m.style.backgroundColor="";
}
function Timeout(current) {
	inmenu=false;
	window.setTimeout("Erase('" + current + "');",100);
}
function Highlight(menu,item) {
	if (!document.getElementById) return;
	inmenu=true;
	lastmenu=menu;
	obj=document.getElementById(item);
	obj.style.backgroundColor="#CCCCCC";
}
function UnHighlight(menu,item) {
	if (!document.getElementById) return;
	Timeout(menu);
	obj=document.getElementById(item);
	obj.style.backgroundColor="#dae0e0";
}