var subNavID = new Array('menu1','menu2','menu3','menu4','menu5');
var mainNavID = new Array('panel2','panel3','panel4','panel5','panel6');
var disappear;
var opened;

function hide()
{
	for (i=0; i<subNavID.length; ++i)
	{
  		document.getElementById(subNavID[i]).style.display = 'none';
		document.getElementById(mainNavID[i]).style.background = "transparent";
	}
	for (i=0; i<mainNavID.length; ++i)
	{
		document.getElementById(mainNavID[i]).style.background = "transparent";
	}
	document.getElementById('menus').style.display = 'none';
}

function showMenu(id)
{
	x = id-1;
	clearTimeout(disappear);
	hide();
	document.getElementById('menus').style.display = 'block';
	document.getElementById(mainNavID[x]).style.background = "#333";
	document.getElementById(subNavID[x]).style.display = "block";
}

function stay(id)
{
	x = id-1;
	clearTimeout(disappear);
	document.getElementById(mainNavID[x]).style.background = "#333";
}

function leave()
{
	disappear = setTimeout("hide()",1500);
}