- '#title' => t('Path to Pazpar2 client library, pz2.js'),
- '#default_value' => variable_get('pz2_js_path', '/pazpar2/pz2.js'),
+ '#title' => t('Path to Pazpar2 client library'),
+ '#description' => t('Absolute path to the directory containing pz2.js within the current domain. Do not include leading slash.'),
+ '#default_value' => variable_get('pz2_js_path', 'pazpar2/js'),
+ '#required' => TRUE