function hideMenus() {
for (var i = 1; i < 3; i++)
	{
	eval ("	submenu" + i + ".style.visibility = 'hidden'; ")
	}
}

function showMenu(x) {
	eval ("	submenu" + x + ".style.visibility = 'visible'; ");
}

function hideMenu(x) {
	eval ("	submenu" + x + ".style.visibility = 'hidden'; ")
}

function enlight(x,z) {
	eval ("	menubg" + x + ".style.backgroundColor = '" + z + "'; ")
}

function delightall() {
for (var i = 1; i < 6; i++)
	{
	eval ("	menubg" + i + ".style.backgroundColor = '#000000'; ")
	}
}