function topMenu(menuId)
{
	var obj = document.getElementById(menuId)
	obj.style.visibility = (obj.style.visibility == "visible"?"hidden":"visible");
}

function ShowHideMenu(divName, stat)
{
	if(stat)
	{
		eval(divName).style.visibility = "visible";
		eval(divName).style.display = "block";
	}
	else
	{
		eval(divName).style.visibility = "hidden";
		eval(divName).style.display = "none";
	}
}