//MOSTRAR / OCULTAR CAPAS
function muestra(me)
{
	document.getElementById(me).style.visibility="visible";
	document.getElementById(me).style.display="block";
}
function oculta(me)
{
	document.getElementById(me).style.visibility="hidden";
	document.getElementById(me).style.display="none";
}


//LINKS EXTERNOS
function externalLinks(idioma)
{
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++)
	{
		var anchor = anchors[i];
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
		{
			var titulo = anchor.getAttribute("title");
			
			switch (idioma)
			{
				case "es":
				{ 
					anchor.title = titulo + " (se abre en ventana nueva).";
					break
				}
				case "en":
				{ 
					anchor.title = titulo + " (opens in a new window).";
					break
				}
				default:
				{ 
					anchor.title = titulo + " (opens in a new window).";
					break
				}
			}
			anchor.target = "_blank";
		}
	}
}