diff --git a/application/helpers/SurveyRuntimeHelper.php b/application/helpers/SurveyRuntimeHelper.php
index 447bb8262ab..a9b1685a8a1 100644
--- a/application/helpers/SurveyRuntimeHelper.php
+++ b/application/helpers/SurveyRuntimeHelper.php
@@ -1171,8 +1171,8 @@ public function setJavascriptVar($iSurveyId='')
             $aLSJavascriptVar['startPopups']   = new stdClass;
             $sLSJavascriptVar                  = "LSvar=".json_encode($aLSJavascriptVar) . ';';
             $sLSJavascriptVar                  = "LSvar=".json_encode($aLSJavascriptVar) . ';';
-            App()->clientScript->registerScript('sLSJavascriptVar',$sLSJavascriptVar,CClientScript::POS_HEAD);
-            App()->clientScript->registerScript('setJsVar',"setJsVar();",CClientScript::POS_BEGIN);                 // Ensure all js var is set before rendering the page (User can click before $.ready)
+            App()->clientScript->registerScript('sLSJavascriptVar',$sLSJavascriptVar,CClientScript::POS_HEAD, array("class"=>"toRemoveOnAjax"));
+            App()->clientScript->registerScript('setJsVar',"setJsVar();",CClientScript::POS_BEGIN,  array("class"=>"toRemoveOnAjax"));                 // Ensure all js var is set before rendering the page (User can click before $.ready)
         }
     }