var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;
var ddsubitem	= 0;
var subOpen=0;
var menu;

function mopen(id)
{	
	
	menu=id.replace("m","item")
	clearTimer();
	
	if(ddsubitem) ddsubitem.style.visibility='hidden';
	//if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	if(menu.indexOf("s")!=(-1)){
			ddsubitem= document.getElementById(id);
			ddsubitem.style.visibility = 'visible';
			subOpen=true
	}
	else{
		ddmenuitem = document.getElementById(id);
		ddmenuitem.style.visibility = 'visible';
		ddsubitem=0
	}
}

function mclose()
{
	if(ddsubitem) ddsubitem.style.visibility = 'hidden';
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	ddsubitem=0;
	ddmenuitem=0;
}


function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}


function clearTimer()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

function resetTimer(hasSub){
	if(hasSub){
		if(ddsubitem){
		ddsubitem.style.visibility = 'hidden';
		}
	}
	if(closetimer) window.clearTimeout(closetimer);
	//closetimer = window.setTimeout(mclose, timeout);
}



document.onclick = mclose;