Modified INTERNAL_ERROR to support inclusion of the blank layout, since all the javascript is lost otherwise. This should only matter for development. Also, fixed a bug with rendering when redirect is called but headers have already been output.

git-svn-id: file:///svn-source/pmgr/branches/yafr_20090716@560 97e9348a-65ac-dc4b-aefc-98561f571b83

site/app_model.php

@@ -476,4 +476,12 @@ class AppModel extends Model {
       return date('Y-m-d', strtotime($dateString));
   }
 
+  function INTERNAL_ERROR($msg, $depth = 0) {
+    INTERNAL_ERROR($msg, false, $depth+1);
+    echo $this->requestAction(array('controller' => 'accounts',
+				    'action' => 'render_empty'),
+			      array('return', 'bare' => false)
+			      );
+    $this->_stop();
+  }
 }