function validateEntry( form )
{
  if (form.FullName && form.FullName.value == ""){
    var messages = new Array();
    messages["en_US"] = "To sign our guest book you must submit a name. Please fill in the Name field and click 'Submit' again!";
    messages["de_DE"] = "Zum Unterschreiben unseres Gästebuchs müssen Sie einen Namen angeben. Füllen Sie bitte das Namensfeld aus und klicken Sie erneut auf 'Senden'!";  
    
    var locale = (form.locale && form.locale.value != "") ? form.locale.value : "en_US";
    
    if (messages[locale] == null){//even locale is defined we migt not have a localized message
        locale = "en_US";
    }
    
    alert( messages[locale] );    
    return false;
  };
  
  return true;
}

function viewPosts(_formName)
{
  if (document.forms["" + _formName]){
    form = document.forms["" + _formName];
if ( form.viewMode && (form.viewMode != null ) && (form.viewMode.value == 'preview') ){
  return false;
}
    form.evt.value = "showPosts";

    setNextPageURL(form);
    form.submit();
  }
}