diff --git a/document/reference/function.md b/document/reference/function.md
index 330f9dd..67fa50a 100644
--- a/document/reference/function.md
+++ b/document/reference/function.md
@@ -3,16 +3,25 @@
 ## 后台管理系统
 
 ### 商品管理
-![功能结构图-商品.jpg](document/resource/mind_product.jpg)
+
+![功能结构图-商品.jpg](https://github.com/macrozheng/mall/blob/master/document/resource/mind_product.jpg)
+
 ### 订单管理
-![功能结构图-订单.jpg](document/resource/mind_order.jpg)
+
+![功能结构图-订单.jpg](https://github.com/macrozheng/mall/blob/master/document/resource/mind_order.jpg)
+
 ### 促销管理
-![功能结构图-促销.jpg](document/resource/mind_sale.jpg)
+
+![功能结构图-促销.jpg](https://github.com/macrozheng/mall/blob/master/document/resource/mind_sale.jpg)
+
 ### 内容管理
-![功能结构图-内容.jpg](document/resource/mind_content.jpg)
+
+![功能结构图-内容.jpg](https://github.com/macrozheng/mall/blob/master/document/resource/mind_content.jpg)
+
 ### 用户管理
-![功能结构图-用户.jpg](document/resource/mind_member.jpg)
+
+![功能结构图-用户.jpg](https://github.com/macrozheng/mall/blob/master/document/resource/mind_member.jpg)
 
 ## 前台商城系统 
 
-[功能结构图-前台.jpg](document/resource/mind_portal.jpg)
\ No newline at end of file
+![功能结构图-前台.jpg](https://github.com/macrozheng/mall/blob/master/document/resource/mind_portal.jpg)
\ No newline at end of file