diff --git a/LGHelper/LGHelper.h b/LGHelper/LGHelper.h
index df19fd2..d4d6560 100644
--- a/LGHelper/LGHelper.h
+++ b/LGHelper/LGHelper.h
@@ -52,6 +52,13 @@
 #define kDeviceIsPad    (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)
 #define kDeviceIsPhone  (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
 
+#define kiPhone5ScreenWidth 320
+#define kiPhone5ScreenHeight 568
+#define kiPhone6ScreenWidth 375
+#define kiPhone6ScreenHeight 667
+#define kiPhone6PlusScreenWidth 414
+#define kiPhone6PlusScreenHeight 736
+
 #define kDeviceIsPhoneSmallerOrEqual35 (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone && MAX(UIScreen.mainScreen.bounds.size.width, UIScreen.mainScreen.bounds.size.height) <= 480.0)
 #define kDeviceIsPhoneSmallerOrEqual40 (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone && MAX(UIScreen.mainScreen.bounds.size.width, UIScreen.mainScreen.bounds.size.height) <= 568.0)
 #define kDeviceIsPhoneSmallerOrEqual47 (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone && MAX(UIScreen.mainScreen.bounds.size.width, UIScreen.mainScreen.bounds.size.height) <= 667.0)
@@ -183,7 +190,7 @@ else { dispatch_async(dispatch_get_main_queue(), block); }\
 #define kNavBarHeight           44.f //self.navigationController.navigationBar.frame.size.height
 #define kStatusBarHeight        20.f //[UIApplication sharedApplication].statusBarFrame.size.height
 #define kStatusAndNavBarsHeight 64.f //([UIApplication sharedApplication].statusBarFrame.size.height+self.navigationController.navigationBar.frame.size.height)
-
+#define kTabBarHeight   kSystemVersion >= 8.0 ? 49 : kSystemVersion >= 7.0 ? 56 : kSystemVersion >= 6.0 ? 49 : 0
 // --------------------------------------------------
 
 #pragma mark - Aspects
@@ -373,10 +380,12 @@ else { dispatch_async(dispatch_get_main_queue(), block); }\
 #import <UIKit/UIKit.h>
 
 /** Need to send email and sms */
-@import MessageUI;
+//@import MessageUI;
+#import <MessageUI/MessageUI.h>
 
 /** Need to open addresses and coorinates on map */
-@import MapKit;
+//@import MapKit;
+#import <MapKit/MapKit.h>
 
 typedef NS_ENUM(NSUInteger, LGImageScalingMode)
 {
diff --git a/LGHelper/LGHelper.m b/LGHelper/LGHelper.m
index 47f0255..70e8a0f 100644
--- a/LGHelper/LGHelper.m
+++ b/LGHelper/LGHelper.m
@@ -2649,6 +2649,14 @@ - (BOOL)imagePickerControllerShowWithSourceType:(UIImagePickerControllerSourceTy
 
         if (setupHandler) setupHandler(_imagePickerController);
 
+
+         //必须加上这一句，否则可能会导致在关闭弹出窗口的时候状态栏出现黑色（原因可能是修改了全局导航栏背景色）
+         if ([[[UIDevice currentDevice] systemVersion] floatValue]>=8.0) {
+             _imagePickerController.modalPresentationStyle=UIModalPresentationOverCurrentContext;
+         }else{
+             _imagePickerController.modalPresentationStyle=UIModalPresentationCurrentContext;
+         }
+
         [viewController presentViewController:_imagePickerController animated:animated completion:presentCompletionHandler];
     }
 
diff --git a/README.md b/README.md
index 8ab7d4a..cef0ad8 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,14 @@
+本项目由 Friend-LGA/LGHelper fork 而来，又根据自己的需求增加了一些宏定义，并且没有合并到 Friend-LGA/LGHelper的项目当中。
+
 # LGHelper
 
-iOS helper contains a lot of useful macrosses, methods and hints for every day.
+iOS helper 包含了很多有用的宏和方法
 
-## Installation
+## 安装
 
 ### With source code
 
-[Download repository](https://github.com/Friend-LGA/LGHelper/archive/master.zip), then add [LGHelper directory](https://github.com/Friend-LGA/LGHelper/blob/master/LGHelper/) to your project.
+[Download repository](https://github.com/smartdj/LGHelper/archive/master.zip), then add [LGHelper directory](https://github.com/smartdj/LGHelper/blob/master/LGHelper/) to your project.
 
 ### With CocoaPods
 
@@ -15,7 +17,7 @@ CocoaPods is a dependency manager for Objective-C, which automates and simplifie
 #### Podfile
 ```ruby
 platform :ios, '6.0'
-pod 'LGHelper', '~> 1.1.0'
+pod 'LGHelper', :git => 'https://github.com/smartdj/LGHelper.git'
 ```
 
 ### With Carthage
@@ -24,7 +26,7 @@ Carthage is a lightweight dependency manager for Swift and Objective-C. It lever
 
 #### Cartfile
 ```
-github "Friend-LGA/LGHelper" ~> 1.1.0
+github "smartdj/LGHelper" ~> 1.1.0
 ```
 
 ## Usage
@@ -37,8 +39,8 @@ In the source files where you need to use the library, import the header file:
 
 ### More
 
-For more details see [LGHelper.h](https://github.com/Friend-LGA/LGHelper/blob/master/LGHelper/LGHelper.h)
+For more details see [LGHelper.h](https://github.com/smartdj/LGHelper/blob/master/LGHelper/LGHelper.h)
 
 ## License
 
-LGHelper is released under the MIT license. See [LICENSE](https://raw.githubusercontent.com/Friend-LGA/LGHelper/master/LICENSE) for details.
+LGHelper is released under the MIT license. See [LICENSE](https://raw.githubusercontent.com/smartdj/LGHelper/master/LICENSE) for details.