diff --git a/BeeFramework/MVC/View/Bee_UITabBar.h b/BeeFramework/MVC/View/Bee_UITabBar.h
index 649eb39..29f3c2e 100644
--- a/BeeFramework/MVC/View/Bee_UITabBar.h
+++ b/BeeFramework/MVC/View/Bee_UITabBar.h
@@ -64,7 +64,9 @@ AS_SIGNAL( HIGHLIGHT_CHANGED )	// 高亮改变
 - (void)addTitle:(NSString *)title image:(UIImage *)image;
 - (void)addTitle:(NSString *)title image:(UIImage *)image tag:(NSInteger)tag;
 - (void)addTitle:(NSString *)title image:(UIImage *)image tag:(NSInteger)tag signal:(NSString *)signal;
-
+    //zhouxl 取消item的徽章  设置item的徽章，在tabbar加载完成显示出来时设置
+- (void)clearBadgeValueOnIndex:(NSInteger)index;
+- (void)setBadgeValue:(NSInteger)value onIndex:(NSInteger)index;
 @end
 
 #endif	// #if (TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR)
diff --git a/BeeFramework/MVC/View/Bee_UITabBar.m b/BeeFramework/MVC/View/Bee_UITabBar.m
index c617f0c..08e086e 100644
--- a/BeeFramework/MVC/View/Bee_UITabBar.m
+++ b/BeeFramework/MVC/View/Bee_UITabBar.m
@@ -198,6 +198,7 @@ - (void)setSelectedIndex:(NSInteger)index
 		UITabBarItem * item = [_barItems objectAtIndex:index];
 
 		[self setSelectedItem:item];
+    [self clearBadgeValueOnIndex:index];//zhouxl
 		[self tabBar:self didSelectItem:item];
 	}
 	else
@@ -243,7 +244,26 @@ - (void)tabBar:(UITabBar *)tabBar didSelectItem:(UITabBarItem *)item
 				withObject:[NSNumber numberWithInt:item.tag]];	
 	}
 }
+    //zhouxl->
+- (void)clearBadgeValueOnIndex:(NSInteger)index{
+    ((UITabBarItem* )[self.items objectAtIndex:index]).badgeValue = nil;
+}
 
+- (void)setBadgeValue:(NSInteger)value onIndex:(NSInteger)index{
+    NSString* valueStr = [NSString stringWithFormat:@"%d",value];
+    if (index<0 || index>= _barItems.count) {
+        BeeLog(@"tabbar :the index is out!");
+    }else if(value == 0){
+        ((UITabBarItem* )[self.items objectAtIndex:index]).badgeValue = nil;
+    }else if(value < 0){
+        BeeLog(@"the value below 0!!!");
+    }else
+    {
+       ((UITabBarItem* )[self.items objectAtIndex:index]).badgeValue = valueStr;
+    }
+    
+}
+    //<-zhouxl
 @end
 
 #endif	// #if (TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR)
diff --git a/BeeFramework/MVC/ViewController/Extension/UIViewController+UINavigationBar.m b/BeeFramework/MVC/ViewController/Extension/UIViewController+UINavigationBar.m
index 1517dd6..fce8bc2 100644
--- a/BeeFramework/MVC/ViewController/Extension/UIViewController+UINavigationBar.m
+++ b/BeeFramework/MVC/ViewController/Extension/UIViewController+UINavigationBar.m
@@ -65,7 +65,7 @@ - (void)showNavigationBarAnimated:(BOOL)animated
 {
 	[self.navigationController setNavigationBarHidden:NO animated:animated];
 }
-
+    //隐藏navBar
 - (void)hideNavigationBarAnimated:(BOOL)animated
 {
 	[self.navigationController setNavigationBarHidden:YES animated:animated];
@@ -148,12 +148,19 @@ - (void)showBarButton:(NSInteger)position system:(UIBarButtonSystemItem)index
 
 - (void)showBarButton:(NSInteger)position custom:(UIView *)view
 {
+        //添加点击事件,zhouxl
+    UITapGestureRecognizer* tap = [[UITapGestureRecognizer alloc]init];
+    view.userInteractionEnabled = YES;
+    [view addGestureRecognizer:tap];
 	if ( UINavigationBar.BARBUTTON_LEFT == position )
 	{
+        
+    [tap addTarget:self action:@selector(didLeftBarButtonTouched)];
 		self.navigationItem.leftBarButtonItem = [[[UIBarButtonItem alloc] initWithCustomView:view] autorelease];
 	}
 	else
 	{
+    [tap addTarget:self action:@selector(didRightBarButtonTouched)];
 		self.navigationItem.rightBarButtonItem = [[[UIBarButtonItem alloc] initWithCustomView:view] autorelease];
 	}
 }
diff --git a/Example/Lessons/DribbbleBoard.m b/Example/Lessons/DribbbleBoard.m
index 3f38a12..c86842b 100644
--- a/Example/Lessons/DribbbleBoard.m
+++ b/Example/Lessons/DribbbleBoard.m
@@ -166,7 +166,7 @@ - (void)handleUISignal_BeeUIBoard:(BeeUISignal *)signal
 	if ( [signal is:BeeUIBoard.CREATE_VIEWS] )
 	{
 		[self showNavigationBarAnimated:NO];
-		[self showPullLoader:YES animated:NO];
+    [self showPullLoader:YES animated:YES];//显示下拉时最上面的信息
 		
 		self.pullLoader.arrow.image = [UIImage imageNamed:@"bug.png"];
 
diff --git a/Example/WhatsBug/AppDelegate.m b/Example/WhatsBug/AppDelegate.m
index 9dc0d66..15b5fa5 100644
--- a/Example/WhatsBug/AppDelegate.m
+++ b/Example/WhatsBug/AppDelegate.m
@@ -23,6 +23,7 @@ - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(
 
     self.window = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
     self.window.backgroundColor = [UIColor whiteColor];
+//   带navbar
 	self.window.rootViewController = [BeeUIStackGroup stackGroupWithFirstStack:[BeeUIStack stackWithFirstBoard:[CatelogBoard board]]];
     [self.window makeKeyAndVisible];