//Mostrar Ocultar submenu

			function mostrar(elemento){
					document.getElementById("submenu").style.visibility="visible";
					document.getElementById("transp").style.visibility="visible";
					document.getElementById(elemento).style.visibility="visible";
					document.getElementById(elemento).style.display="";
					}
					
			function ocultar(elemento){
					document.getElementById("submenu").style.visibility="hidden";
					document.getElementById("transp").style.visibility="hidden";				
					document.getElementById(elemento).style.visibility="hidden";
					document.getElementById(elemento).style.display="none";
					}