var timeout	= 0;
var closetimer	= 0;
var ddmenuitem	= 0;
var bizimid = "m2li";

function mopen(id)
{	
	mcancelclosetime();

	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	bizimid = id;
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

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

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

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

function showBg(){
	if(bizimid!=""){document.getElementById(bizimid+"li").style.cssText="background:#49A3FF";}
}

function hideBg(){
	if(bizimid!=""){document.getElementById(bizimid+"li").style.cssText="background:transparent";}
}

document.onclick = mclose;