/**
 * Implements hook_libraries_info().
 *
 */
function MYMODULE_libraries_info() {

  // Define 'simple' as the machine name of library
  // which will be stored in sites/all/libraries/simple
  $libraries['simple'] = array(

    // This gets passed to the $options array in libraries_get_version()
    'version arguments' => array(
      'file' => 'simple.js',
      'pattern' => '/Version (d+)/',
      'lines' => 5,
    ),

    // Alternatively, MYMODULE_version_callback could be defined.
    // this function returns TRUE/FALSE if it finds a valid version of the library
    //'version callback' => 'MYMODULE_version_callback',

    // Defines the PHP,JS,CSS files to load for the library
    'files' => array(
      'js' => array('simple.js'), //this can be a path to the file location like array('lib/simple.js')
    ),
  );

  return $libraries;
}

//Load the 'simple' library
libraries_load('simple');