<!--
  function trim(stringToTrim)
  {
	  return stringToTrim.replace(/^\s+|\s+$/g,"");
  }

  function valida_frm_mail()
  {
    var reEmail = /^[\w!#$%&'*+\/=?^`{|}~-]+(\.[\w!#$%&'*+\/=?^`{|}~-]+)*@(([\w-]+\.)+[A-Za-z]{2,6}|\[\d{1,3}(\.\d{1,3}){3}\])$/;

    document.frmEmail.edtNome.value     = trim( document.frmEmail.edtNome.value );
    document.frmEmail.edtEmail.value    = trim( document.frmEmail.edtEmail.value );
    document.frmEmail.edtAssunto.value  = trim( document.frmEmail.edtAssunto.value );
    document.frmEmail.edtTelefone.value = trim( document.frmEmail.edtTelefone.value );
    document.frmEmail.edtMens.value     = trim( document.frmEmail.edtMens.value );

    var dest  = document.frmEmail.cmbDest.value;
    var nome  = document.frmEmail.edtNome.value;
    var email = document.frmEmail.edtEmail.value;
    var assun = document.frmEmail.edtAssunto.value;

    if ( ( dest == "" ) || ( !reEmail.test( dest ) ) )
    {
      document.frmEmail.cmbDest.focus();
      alert( "Favor selecionar o destinatário da mensagem!" )
    }
    else if ( ( nome == "" ) || ( nome.length < 6 ) || ( nome.search(" ") == -1 ) )
    {
      document.frmEmail.edtNome.focus();
      alert( "Vocę deve informar seu nome completo antes de continuar!" );
    }
    else if ( ( email == "" ) || ( !reEmail.test( email ) ) )
    {
      document.frmEmail.edtEmail.focus();
      alert( "Endereço de e-mail inválido!" )
    }
    else if ( assun == "" )
    {
      document.frmEmail.edtAssunto.focus();
      alert( "Favor informar o assunto desta mensagem!" );
    }
    else if ( trim( document.frmEmail.edtMens.value ) == "" )
    {
      document.frmEmail.edtMens.focus();
      alert( "Favor preencher o campo mensagem!" );
    }
    else
    {
      document.frmEmail.action = "envemail.php?op=c";
      document.frmEmail.submit();
    }
  }
//-->