/**
  * @return Form
  */
 function SyncForm()
 {
     $form = new Form($this, 'SyncForm', new FieldSet(), new FieldSet($btn = new FormAction('doSync', _t('FILESYSTEMSYNC', 'Look for new files'))));
     $form->addExtraClass('actionparams');
     $form->setFormMethod('GET');
     $form->setFormAction('dev/tasks/FilesystemSyncTask');
     $btn->describe(_t('AssetAdmin_left.ss.FILESYSTEMSYNC_DESC', 'SilverStripe maintains its own database of the files & images stored in your assets/ folder.  Click this button to update that database, if files are added to the assets/ folder from outside SilverStripe, for example, if you have uploaded files via FTP.'));
     return $form;
 }