<!--
pops=new Array;
sub_pops=new Array;
var t0;
var t1;


function show_pop(id){
	window.clearTimeout(t0);
	hide_pops();
	obj=document.getElementById(id);
	if(obj){
		obj.style.visibility = "visible";
		pops.push(obj);
	}
}
function show_sub(id){
	window.clearTimeout(t0);
	hide_subs();
	obj=document.getElementById(id);
	if(obj){
		obj.style.visibility = "visible";
		sub_pops.push(obj);
	}
}
function hide_pops_later(){
	window.clearTimeout(t0);
	t0=window.setTimeout("hide_pops()",2000);
}

function hide_pops(){
	hide_subs();
	for (i=0;i<pops.length;i++){
		//obj=document.getElementById(sub_navs[i]);
		obj=pops[i];
		if(obj)obj.style.visibility = "hidden"; 
	}
	pops=new Array;
}
function hide_subs(){
	for (i=0;i<sub_pops.length;i++){
		//obj=document.getElementById(sub_navs[i]);
		obj=sub_pops[i];
		if(obj)obj.style.visibility = "hidden"; 
	}
	sub_pops=new Array;
}
function clear_t0(){
	window.clearTimeout(t0);
}
//-->