// JavaScript Document
function check_email_campo(objeto) {
  
  campo = eval(objeto);
  address = campo.value;

  if ((address.indexOf ('@') == -1) || (address.indexOf ('.') == -1)){
      alert ('Por favor confira o email !');
	  //campo.value = '';
	  campo.focus();
	  return false;
	  }
  return true;
}