/* author: Hernán Elvira */
/* Creation date: 19/11/2003 */

 function CambiaVersion(nuevaVersion) {  
nuevaPagina = nuevaVersion.options[nuevaVersion.selectedIndex].value;  
 if (nuevaPagina != ""){   
parent.location.href = nuevaPagina;  
} else {
  alert("Choose a version"); 
 } 
}