Index: ddblock.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/ddblock/ddblock.module,v
retrieving revision 1.5
diff -u -p -r1.5 ddblock.module
--- ddblock.module	1 Sep 2008 08:17:42 -0000	1.5
+++ ddblock.module	22 Sep 2008 01:03:12 -0000
@@ -1468,8 +1468,8 @@ function ddblock_add_instance_form($form
     if ($value) {
 
       //$option[0]  contains module name, $option[1]  contains delta, $option[2]  contains block title,
-      $option = explode('_', $value);
-      $options[$option[0] .'_'. $option[1]] = $option[0] .' - '. $option[2];
+      $option = explode(':', $value);
+      $options[$option[0] .':'. $option[1]] = $option[0] .' - '. $option[2];
     }
   }
 
@@ -1519,7 +1519,7 @@ function ddblock_get_block_instances($de
 function ddblock_add_instance_form_submit($form, &$form_state) {
 
   // Get the original block info.
-  $original_block = explode('_', $form_state['values']['block']);
+  $original_block = explode(':', $form_state['values']['block']);
   // Create new delta for block instance.
   $sql = "INSERT INTO {ddblock_block}
           (title, module, delta_original, enabled)
@@ -1556,7 +1556,7 @@ function ddblock_get_ddblock_enabled_mod
   foreach ($block_types as $value ) {
     if ($value) {
       //$option[0]  contains module name, $option[1]  contains delta, $option[2]  contains block title.
-      $option = explode('_', $value);
+      $option = explode(':', $value);
       $blocks[$i]['module'] = $option[0];
       $blocks[$i]['delta'] = $option[1];
       $i++;