);
  $defaults = array(
    'value' => '',
    'format' => filter_default_format(),
  );
  $my_richtext_field = variable_get('my_richtext_field', $defaults);

	$form['body'] = array(
    '#type' => 'text_format',
    '#title' => 'Body',
    '#rows' => '10',
    '#cols' => '60',
    '#default_value' => isset($form_state['values']['body']) ? $form_state['values']['body'] : '',
    '#description' => 'Enter the body of the ad.',
    '#format' => $my_richtext_field['format'],
    '#required' => TRUE,
  );