diff --git a/orun/js.py b/orun/js.py
index 0c4206c..3a9cbfd 100644
--- a/orun/js.py
+++ b/orun/js.py
@@ -18,7 +18,7 @@ def js_procedure(func_id, ajax_args=''):
     return '''
     Ext.Ajax.request(
         {
-            url: %s,
+            url: '%s',
             method: 'GET',
             params: {
                         fn: %d%s
@@ -37,7 +37,7 @@ def js_function(func_id, ajax_args=''):
     var ajax_result;
     Ext.Ajax.request(
         {
-            url: %s,
+            url: '%s',
             method: 'GET',
             params: {
                         fn: %d%s