var mLevel1;
var mLevel2;
var mLevel3;
var level1timer;
var level2timer;
var level3timer;
var closetimer;

function show(id) {
var d = document.getElementById(id);
if(''+mLevel1!=''+id){
mLevel1=''+id;
mLevel2='';
mLevel3='';
close();
if(d) {level1timer=setTimeout("mshow('" + id + "');",400);}
}
}

function showLevel2(id) {
var d = document.getElementById(id);
if(''+mLevel2!=''+id){
mLevel2=''+id;
mLevel3='';
close();
if(d) {level2timer=setTimeout("mshow('" + id + "');",400);}
}
}

function showLevel3(id) {
var d = document.getElementById(id);
if(''+mLevel3!=''+id){
mLevel3=''+id;
close();
if(d) {level3timer=setTimeout("mshow('" + id + "');",400);}
}
}

function mshow(id){
var d = document.getElementById(id);
if(d) {d.style.display='block';}
}

function close(){
clearTimeout(closetimer);
closetimer=setTimeout("mclose();",200);
return;}

function mclose() {
	for (var i = 1; i<=100; i++) {
		if (document.getElementById('srom'+i)) {document.getElementById('srom'+i).style.display='none';}
	}

	for (var i = 1; i<=100; i++) {
		if (document.getElementById('sLevel2rom'+i)) {document.getElementById('sLevel2rom'+i).style.display='none';}
	}

	for (var i = 1; i<=100; i++) {
		if (document.getElementById('sLevel3rom'+i)) {document.getElementById('sLevel3rom'+i).style.display='none';}
	}
return;}

function openWindow(link_name, imageHeight, imageWidth){
var openWindow=window.open(link_name,'openWindow', 'scrollbars=1, height='+imageHeight+', width='+imageWidth+'');}

window.onload=show;
window.onload=showLevel2;
window.onload=showLevel3;

document.onclick = mclose;