var shouldhide=null;
var opened=null;
function requesthide(){
	window.clearTimeout(shouldhide);
	shouldhide=window.setTimeout('hide()', 1000);
}
function hide(){
	i=0;
	if(opened!=null) 
	{	
		opened.style.visibility="hidden";
//		opened.setAttribute('class','subsubnaviHide');
//		opened.setAttribute('className','subsubnaviHide');
	}else{
		for (i=0; i<1000; i++){
			m=document.getElementById("menu"+i);
			if(m!=null) 
				m=m.getElementsByTagName('div')[0];
			if(m!=null)
				m=m.getElementsByTagName('div')[0];
			if(m!=null)
				m.style.visibility='hidden';
		}
	}
	opened=null;
}
function denyhide(){
	window.clearTimeout(shouldhide);
}
function show(n){
	hide();
	m=document.getElementById("menu"+n).getElementsByTagName('div');
	m=m[0];
	if (m!=null){
		m=m.getElementsByTagName('div');
		m=m[0];
		if (m!=null){
//					alert('vis:'+m.style.visibility);
			m.style.visibility="visible";
//			m.setAttribute('class','subsubnavi');
//			m.setAttribute('className','subsubnavi');
	//		alert('vis:'+m.style.visibility);
			opened=m;
		}
	}
}