var subNavID = new Array('','','subMenu3','','','','subMenu7');
var mainNavID = new Array('panel1','panel2','panel3','panel4','panel5','panel6','panel7');
var disappear;

function hide()
{
	for (i=0; i<subNavID.length; ++i)
	{
		if(subNavID[i] != "")
		{
  			document.getElementById(subNavID[i]).style.display = "none";
		}	
	}
	for (i=0; i<mainNavID.length; ++i)
	{
		if(document.getElementById(mainNavID[i]).className != "hold")
		{
				document.getElementById(mainNavID[i]).className = "";
		}
	}
}

function showMenu(id)
{
	id = id-1;
	clearTimeout(disappear);
	hide();
	if(document.getElementById(mainNavID[id]).className != "hold")
	{
		document.getElementById(mainNavID[id]).className = "active";
	}
	document.getElementById(subNavID[id]).style.display = "block";
}

function stay(id)
{
	id = id-1;
	clearTimeout(disappear);
	if(document.getElementById(mainNavID[id]).className != "hold")
	{
		document.getElementById(mainNavID[id]).className = "active";
	}
}

function leave()
{
	disappear = setTimeout("hide()",1000);
}