function panelizer_help in Panelizer 7.3
Implements hook_help().
File
- ./panelizer.module, line 16 
- The Panelizer module attaches panels to entities, providing default panels and allowing each panel to be configured independently by privileged users.
Code
function panelizer_help($path, $arg) {
  if ($path == 'admin/structure/panelizer') {
    return '<p>' . t('Other than "Full page override" or "Default" (when applicable), only view modes enabled through the Custom Display Settings section of the <em>Manage Display</em> settings for that entity or bundle will be available for use.') . '</p>';
  }
}