docs: function(parentModule, kbox, id, app, callback) {
  
    if (typeof callback === 'undefined' && typeof app === 'function') {
      callback = app;
      app = undefined;
    }
  
    // Try to load module from node_modules and other directories.
    var parts = id.split('@');
    var pkg = parts[0];
    //var ver = parts[1];
  
    // Try to load module.
    return requireFromNodeModulesAndOtherDirs(parentModule, kbox, pkg, app)
    // Return.
    .nodeify(callback);
  
  }