function mostrar(id,status)
{
	document.getElementById(id).style.visibility=status
}

function sm_show_option(obj)
{
	//alert("mmm "+obj.id.substr(2));
	
	document.getElementById("SC_"+obj.id.substr(2)).style.visibility="visible";
}

function sm_hide_option(obj)
{
	document.getElementById("SC_"+obj.id.substr(2)).style.visibility="hidden";
}