function mlgLayerHide(e_id)
{
	if (document.layers) document.layers[e_id].visibility = "hide";
	else document.getElementById(e_id).style.display = "none";
}

function mlgLayerShow(e_id)
{
	if (document.layers) document.layers[e_id].visibility = "show";
	else document.getElementById(e_id).style.display = "block";
}