diff --git a/booking.variety_form.inc b/booking.variety_form.inc
index c918b10..8347a82 100644
--- a/booking.variety_form.inc
+++ b/booking.variety_form.inc
@@ -87,10 +87,17 @@ function booking_variety_session_callback($form, &$form_state) {
 
   //for each entry in the variety timeslot table, create a new form select item
 	foreach($result as $timeslot) {
+    $fieldname = 'select-variety-' . $timeslot->tid;
 
 		//re-create the form element for this timeslot
-		$form['variety-sessions']['select-variety-' . $timeslot->tid]['#options'] = _booking_get_variety_timeslot_options($timeslot->tid);
-    $commands[] = ajax_command_replace('#select-variety-' . $timeslot->tid, drupal_render($form['variety-sessions']['select-variety-' . $timeslot->tid]));
+    $form['variety-sessions'][$fieldname] = array(
+      '#options' => _booking_get_variety_timeslot_options($timeslot->tid),
+      '#default_value' => '--',
+      //isset($form_state['values'][$fieldname]) ? $form_state['values'][$fieldname] : '--',	
+    );
+    
+    
+    $commands[] = ajax_command_replace('#' . $fieldname, drupal_render($form['variety-sessions'][$fieldname]));
 
 
   }