diff --git a/app/assets/javascripts/fastui/app/view/VTab.js b/app/assets/javascripts/fastui/app/view/VTab.js
index <HASH>..<HASH> 100644
--- a/app/assets/javascripts/fastui/app/view/VTab.js
+++ b/app/assets/javascripts/fastui/app/view/VTab.js
@@ -6,7 +6,6 @@ Ext.define('FastUI.view.VTab', {
     layout:"card",
     initComponent:function () {
         this.id = 'tab_' + this.vfactory.getVData().id;
-//        alert(this.vfactory.getVData().m_entity_id)
         FastUI.Env.setTabCtx(FastUI.Env.getWinCtx('winNo','win_id'),'tabNo','tab_id',this.id);
 //        FastUI.Env.setTabCtx(FastUI.Env.getWinCtx('winNo','win_id'),'tabNo','m_entity_id',this.vfactory.getVData().m_entity_id);
 //                alert(FastUI.Env.getTabCtx(FastUI.Env.getWinCtx('winNo','win_id'),'tabNo','tab_id'));
create abstract class MObject
 most of class are inherit it