var timer;
var currentMenu = "";
function showMenu(id)	{
	if(currentMenu!=id)	{
		if(timer!=null) clearTimeout(timer);
		hideMenu(currentMenu);
		currentMenu = id;
	}
	var div = document.getElementById(id);
	div.style.display = "inline";
}	

function doOver()	{
	clearTimeout(timer);
}

function doClose(id)	{
	if(timer!=null) clearTimeout(timer);
	var fnk = "hideMenu('"+id+"')";
	timer = setTimeout(fnk,1000);
}

function hideMenu(id)	{
	if(id!="")	{
		var div = document.getElementById(id);
		div.style.display = "none";
	}
}