gmap.module

    '#id' => 'gmap-height',
    '#default_value' => GMAP_HEIGHT,
    '#size' => 25,
    '#attributes' => array('onchange' => 'set_gmap_dimension(this, \'height\');'),
  ); 
  $form['macroform']['alignment'] = array(
    '#type' => 'select', 
    '#id' => 'gmap-alignment',
    '#title' => t('Alignment'), 
    '#options' => drupal_map_assoc(array('None', 'Right', 'Left', 'Center')), 
//    '#default_value' => GMAP_ALIGNMENT,
    '#required' => FALSE,
    '#attributes' => array('onchange' => 'set_gmap_alignment(this.value);')
  );  
  $form['macroform']['clicktype'] = array(
    '#type' => 'select', 
    '#id' => 'gmap-clicktype',
    '#title' => t('What happens when you click on the map'), 
    '#options' => drupal_map_assoc(array('Points', 'Line1', 'Line2', 'Line3')), 
    '#required' => FALSE,
    '#default_value' => 'Points',
//    '#attributes' => array('onchange' => 'docontrol(this.value);')
  );    
  $form['macroform']['zoom'] = array(
    '#type' => 'select', 
    '#id' => 'gmap-zoom',
    '#title' => t('The current magnification of the map'),
    '#default_value' => GMAP_ZOOM,
    '#options' => drupal_map_assoc(range(0, 17)),
    '#attributes' => array('onchange' => 'setgmapZoom(this.value);'),
  );
  $form['macroform']['textarea'] = array(
    '#type' => 'textarea',
    '#id' => 'gmap-macrotext',
    '#title' => t('Macro text'),
  );
  return drupal_get_form('macroform', $form);
}