function HidePopup(hoveritem)
{
	var submenu_id = "submenu_" + hoveritem;
	hp = document.getElementById(submenu_id);
	hp.style.display = "none";
}

function ShowSub(hoveritem)
{
	for(i=1;i<=12;i++)
	{
		HidePopup(i);
	}
	var submenu_id = "submenu_" + hoveritem;
	hp = document.getElementById(submenu_id);

	// Set popup to visible
	hp.style.display = "Block";
}