function Menu_ShowHideLayers(layer1, mode1, layer2, mode2, layer3, mode3, layer4, mode4, layer5, mode5)
{
	document.getElementById(layer1).style.visibility = mode1;
	document.getElementById(layer2).style.visibility = mode2;
	document.getElementById(layer3).style.visibility = mode3;
	document.getElementById(layer4).style.visibility = mode4;
	document.getElementById(layer5).style.visibility = mode5;
	
}