// Abrir y cerrar ventanas secundarias

function ventanaSecundaria (URL){
   window.open(URL,null,"width=535,height=338,status=yes,toolbar=no,menubar=no,location=no,scrollbars=yes")
}
function ventanaSecundaria2 (URL){
   window.open(URL,null,"width=540,height=500,status=yes,toolbar=no,menubar=no,location=no,scrollbars=yes")
}
function ventanaSecundaria3 (URL){
   window.open(URL,null,"width=750,height=510,status=yes,toolbar=no,menubar=no,location=no,scrollbars=yes")
}

function cerrarVentana()
{	this.close(); }