// Funciones de cookie
function getCookie(name)
{
	var cname = name + "=";               
	var dc = document.cookie;

	if (dc.length > 0) {              
		begin = dc.indexOf(cname);
		 if (begin != -1) {           
			begin += cname.length;
			end = dc.indexOf(";", begin);
				if (end == -1) end = dc.length;
				return unescape(dc.substring(begin, end));        }
	}
	return null;
}

function MostrarBienvenida()
{
	if (document.cookie)
	{
		var MostrarB = getCookie("MBienveAse");
		if (MostrarB == null)
		{	
			document.cookie = "MBienveAse=" + "yes";
			AbrirEntrada('msgEntrada.asp',440,435);
		}
	}
}

function AbrirEntrada(pagina,ancho,alto)
{
	control = window.open(pagina,'Bienvenida','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,top=' + (screen.height/2 - alto/2) + ',left=' + (screen.width/2 - ancho/2) + ',width=' + ancho + ',height=' + alto + '');
	control.focus();
}

function AbrirPublicidad(pagina){
control = window.open(pagina,'Publicidad','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=680,height=500,top=50,left=50');
control.focus();
}

function enviar(e){
  var whichCode = (window.Event) ? e.which : e.keyCode;
  if (whichCode == 13)
		form1.submit();
}