diff --git a/orun/examples/cp.py b/orun/examples/cp.py
index f60932f..6a9d2f6 100644
--- a/orun/examples/cp.py
+++ b/orun/examples/cp.py
@@ -1,16 +1,15 @@
-
 from orun.extjs import *
 from orun.extjs import cp
 
-def ok_click(id, *args, **kwargs):
-    cli << Ext.getCmp(id).setText('Clicked')
-    cli << js.client.alert('Server side message')
+def ok_click(id_, *args, **kwargs):
+    js.cli << Ext.getCmp(id_).setText('Clicked')
+    js.cli << js.client.alert('Server side message')
 
-def button_click(id, *args, **kwargs):
+def button_click(id_, *args, **kwargs):
     js.write("""
     Ext.getCmp("%s").setText('Clicked');
     alert('Server side callback message');
-    """ % id)
+    """ % id_)
 
 class MyApplication(cp.ExtApplication):
     def main(self, *args, **kwargs):
@@ -18,7 +17,7 @@ class MyApplication(cp.ExtApplication):
             'items': [{'xtype': 'button', 'text': 'Click Here', 'handler': button_click}],
             'buttons': [
                 {'text': 'OK', 'handler': ok_click},
-                {'text': 'Close', 'handler': js.function('this.up("window").close();')}]})
+                {'text': 'Close', 'handler': js.function('this.up(\'window\').close()')}]})
         wnd.show()
         wnd.setHeight(200)
 
diff --git a/orun/extjs/base.py b/orun/extjs/base.py
index 5eeefa0..2bdf577 100644
--- a/orun/extjs/base.py
+++ b/orun/extjs/base.py
@@ -1,20 +1,22 @@
 
 import json
 from . import js
+import re
 
 __all__ = ['create', 'createByAlias', 'Component']
 
 def js_ajax(fn):
     i = id(fn)
     js.live_methods[i] = fn
-    return js.client.Ext.Ajax.request({'url': js.AJAX_URL, 'method': 'GET', 'params': {'fn': i, 'id': js.client.this.id}, 'success': js.function('eval(arguments[0].responseText);')})
+    return "%s({'url': '%s', 'method': 'GET', 'params': {'fn': %d, 'id_': %s}, 'success': %s })"\
+        % (js.client.Ext.Ajax.request, js.AJAX_URL, i, js.client.this.id, js.function('eval(arguments[0].responseText);'))
 
 js.js_ajax = js_ajax
 
 def _create(meth, name, args):
     #args['pyLive'] = True : TODO
     obj = Component(**args)
-    js.write('var %s = Ext.create("%s", %s);' % (obj._id, name, str(obj)))
+    js.write('var %s = Ext.create(\'%s\', %s);' % (obj._id, name, str(obj)))
     return obj
 
 def create(name, args={}):
@@ -24,10 +26,10 @@ def createByAlias(alias, args={}):
     return _create('createByAlias', alias, args)
 
 def get(id):
-    return js.JsNode('Ext.get("%s")' % id)
+    return js.JsNode('Ext.get(\'%s\')' % id)
 
 def getCmp(id):
-    return js.JsNode('Ext.getCmp("%s")' % id)
+    return js.JsNode('Ext.getCmp(\'%s\')' % id)
 
 class Component(js.JsObject):
     def __init__(self, *args, **kwargs):
@@ -53,4 +55,6 @@ class Component(js.JsObject):
         pass
     
     def __str__(self):
-        return json.dumps(self._js, default=js._encoder)
+        s = json.dumps(self._js, default=js._encoder)
+        
+        return re.sub(r'("handler":\s+)("([^"]+)")', r'\1\3', s)
diff --git a/orun/js.py b/orun/js.py
index e80af70..f85e7a9 100644
--- a/orun/js.py
+++ b/orun/js.py
@@ -25,9 +25,9 @@ def encode(o):
         return json.dumps(o, default=_encoder)
 
 # trick json serialize javascript block
-class JsBlock(int):
+class JsBlock(str):
     def __new__(cls, *args, **kwargs):
-        obj = super(JsBlock, cls).__new__(cls, 0)
+        obj = super(JsBlock, cls).__new__(cls, 'function () { %s }' % args[0])
         obj.code = args[0]
         return obj