/*Validar Forma de contacto*/
function validar(forma) {
	var valid = true;
	var errores = "Required Fields:\n ";

	if (forma.Apellidos.value == "")
	{
      valid = false; 
	  errores += "- Family Name\n ";
	}
	if (forma.Nombre.value == "")
	{
      valid = false; 
	  errores += "- Given Name\n ";
	}
	if (forma.Empresa.value == "")
	{
      valid = false; 
	  errores += "- Company\n ";
	}
	if (forma.Puesto.value == "")
	{
      valid = false; 
	  errores += "- Position\n ";
	}
	if (forma.Ciudad.value == "")
	{
      valid = false; 
	  errores += "- City, State\n ";
	}
	if (forma.Pais.value == "")
	{
      valid = false; 
	  errores += "- Country\n ";
	}
	if (forma.Email.value == "")
	{
      valid = false; 
	  errores += "- e-mail\n ";
	}
	if (forma.Tel.value == "")
	{
      valid = false; 
	  errores += "- Telephone\n ";
	}
	if (forma.Comentarios.value == "")
	{
      valid = false; 
	  errores += "- Message\n ";
	}
	
    if (!valid)
        alert(errores);
    
    return valid;

}