<?php
function mkdru_admin_settings() {
  $form['pz2_js_path']=array(
    '#type' => 'textfield',
    '#title' => t('Path to Pazpar2 client library, pz2.js'),
    '#default_value' => variable_get('pz2_js_path', '/pazpar2/pz2.js'),
  );

  return system_settings_form($form);
}