hook_menu

function tlr_learning_rating_menu() {
  $items = array();

  $items['node/%node'] = array(
    'page callback' => 'tlr_learning_rating_view_alt_page',
    'page arguments' => array(1),
    'access arguments' => array('access content'),
    'type' => MENU_CALLBACK,
  );

  return $items;
}


function tlr_learning_rating_view_alt_page($nid) {
  $node = node_load($nid);
  
  if ($node->type == 'csm_learning_rating') {
    $variables['addthis_buttons'] = theme('tlr_ui_addThis_buttons');
    $variables['view_mode'] = 'full';
    $variables['node'] = node_load(arg(1));
    tlr_learning_rating_preprocess_node($variables);
    return theme('tlr_learning_rating_view_alt_page', $variables);
  }
  else {
    // For all other node types.
  }
}