reorder book chapters.

08.recommender_system/README.en.md → 05.recommender_system/README.en.md

 # Personalized Recommendation
 
-The source code of this tutorial is in [book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/08.recommender_system).
+The source code of this tutorial is in [book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/05.recommender_system).
 
 For instructions on getting started with PaddlePaddle, see [PaddlePaddle installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
 

08.recommender_system/README.md → 05.recommender_system/README.md

 # 个性化推荐
 
-本教程源代码目录在[book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/08.recommender_system)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/05.recommender_system)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

08.recommender_system/index.en.html → 05.recommender_system/index.en.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # Personalized Recommendation
 
-The source code of this tutorial is in [book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/08.recommender_system).
+The source code of this tutorial is in [book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/05.recommender_system).
 
 For instructions on getting started with PaddlePaddle, see [PaddlePaddle installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
 

08.recommender_system/index.html → 05.recommender_system/index.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # 个性化推荐
 
-本教程源代码目录在[book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/08.recommender_system)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/recommender_system](https://github.com/PaddlePaddle/book/tree/develop/05.recommender_system)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

05.understand_sentiment/README.en.md → 06.understand_sentiment/README.en.md

 # Sentiment Analysis
 
-The source codes of this section can be located at [book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/05.understand_sentiment). First-time users may refer to PaddlePaddle for [Installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
+The source codes of this section can be located at [book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/06.understand_sentiment). First-time users may refer to PaddlePaddle for [Installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
 
 ## Background
 

05.understand_sentiment/README.md → 06.understand_sentiment/README.md

 # 情感分析
 
-本教程源代码目录在[book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/05.understand_sentiment)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/06.understand_sentiment)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

05.understand_sentiment/index.en.html → 06.understand_sentiment/index.en.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # Sentiment Analysis
 
-The source codes of this section can be located at [book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/05.understand_sentiment). First-time users may refer to PaddlePaddle for [Installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
+The source codes of this section can be located at [book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/06.understand_sentiment). First-time users may refer to PaddlePaddle for [Installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
 
 ## Background
 

05.understand_sentiment/index.html → 06.understand_sentiment/index.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # 情感分析
 
-本教程源代码目录在[book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/05.understand_sentiment)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/understand_sentiment](https://github.com/PaddlePaddle/book/tree/develop/06.understand_sentiment)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

06.label_semantic_roles/README.en.md → 07.label_semantic_roles/README.en.md

 # Semantic Role Labeling
 
-The source code of this chapter is live on [book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/06.label_semantic_roles).
+The source code of this chapter is live on [book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/07.label_semantic_roles).
 
 For instructions on getting started with PaddlePaddle, see [PaddlePaddle installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
 

06.label_semantic_roles/README.md → 07.label_semantic_roles/README.md

 # 语义角色标注
 
-本教程源代码目录在[book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/06.label_semantic_roles)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/07.label_semantic_roles)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

06.label_semantic_roles/index.en.html → 07.label_semantic_roles/index.en.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # Semantic Role Labeling
 
-The source code of this chapter is live on [book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/06.label_semantic_roles).
+The source code of this chapter is live on [book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/07.label_semantic_roles).
 
 For instructions on getting started with PaddlePaddle, see [PaddlePaddle installation guide](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst).
 

06.label_semantic_roles/index.html → 07.label_semantic_roles/index.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # 语义角色标注
 
-本教程源代码目录在[book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/06.label_semantic_roles)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/label_semantic_roles](https://github.com/PaddlePaddle/book/tree/develop/07.label_semantic_roles)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

07.machine_translation/README.en.md → 08.machine_translation/README.en.md

 # Machine Translation
 
-The source codes is located at [book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/07.machine_translation). Please refer to the PaddlePaddle [installation tutorial](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst) if you are a first time user.
+The source codes is located at [book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/08.machine_translation). Please refer to the PaddlePaddle [installation tutorial](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst) if you are a first time user.
 
 ## Background
 

07.machine_translation/README.md → 08.machine_translation/README.md

 # 机器翻译
 
-本教程源代码目录在[book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/07.machine_translation)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/08.machine_translation)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

07.machine_translation/index.en.html → 08.machine_translation/index.en.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # Machine Translation
 
-The source codes is located at [book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/07.machine_translation). Please refer to the PaddlePaddle [installation tutorial](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst) if you are a first time user.
+The source codes is located at [book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/08.machine_translation). Please refer to the PaddlePaddle [installation tutorial](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_en.rst) if you are a first time user.
 
 ## Background
 

07.machine_translation/index.html → 08.machine_translation/index.html

@@ -42,7 +42,7 @@
 <div id="markdown" style='display:none'>
 # 机器翻译
 
-本教程源代码目录在[book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/07.machine_translation)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
+本教程源代码目录在[book/machine_translation](https://github.com/PaddlePaddle/book/tree/develop/08.machine_translation)， 初次使用请参考PaddlePaddle[安装教程](https://github.com/PaddlePaddle/Paddle/blob/develop/doc/getstarted/build_and_install/docker_install_cn.rst)。
 
 ## 背景介绍
 

README.en.md

@@ -4,10 +4,10 @@
 1. [Recognize Digits](http://book.paddlepaddle.org/02.recognize_digits/index.en.html)
 1. [Image Classification](http://book.paddlepaddle.org/03.image_classification/index.en.html)
 1. [Word to Vector](http://book.paddlepaddle.org/04.word2vec/index.en.html)
-1. [Understand Sentiment](http://book.paddlepaddle.org/05.understand_sentiment/index.en.html)
-1. [Label Semantic Roles](http://book.paddlepaddle.org/06.label_semantic_roles/index.en.html)
-1. [Machine Translation](http://book.paddlepaddle.org/07.machine_translation/index.en.html)
-1. [Recommender System](http://book.paddlepaddle.org/08.recommender_system/index.en.html)
+1. [Recommender System](http://book.paddlepaddle.org/05.recommender_system/index.en.html)
+1. [Understand Sentiment](http://book.paddlepaddle.org/06.understand_sentiment/index.en.html)
+1. [Label Semantic Roles](http://book.paddlepaddle.org/07.label_semantic_roles/index.en.html)
+1. [Machine Translation](http://book.paddlepaddle.org/08.machine_translation/index.en.html)
 
 ## Running the Book
 

README.md

@@ -9,10 +9,10 @@
 1. [识别数字](http://book.paddlepaddle.org/02.recognize_digits)
 1. [图像分类](http://book.paddlepaddle.org/03.image_classification)
 1. [词向量](http://book.paddlepaddle.org/04.word2vec)
-1. [情感分析](http://book.paddlepaddle.org/05.understand_sentiment)
-1. [语义角色标注](http://book.paddlepaddle.org/06.label_semantic_roles)
-1. [机器翻译](http://book.paddlepaddle.org/07.machine_translation)
-1. [个性化推荐](http://book.paddlepaddle.org/08.recommender_system)
+1. [个性化推荐](http://book.paddlepaddle.org/05.recommender_system)
+1. [情感分析](http://book.paddlepaddle.org/06.understand_sentiment)
+1. [语义角色标注](http://book.paddlepaddle.org/07.label_semantic_roles)
+1. [机器翻译](http://book.paddlepaddle.org/08.machine_translation)
 
 ## 运行这本书
 

index.en.html

@@ -120,22 +120,22 @@
                                 Word2Vec
                             </a>
                           
-                            <a href="./05.understand_sentiment/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                            <a href="./05.recommender_system/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                                Personalized Recommendation
+                            </a>
+                          
+                            <a href="./06.understand_sentiment/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
                                 Sentiment Analysis
                             </a>
                           
-                            <a href="./06.label_semantic_roles/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                            <a href="./07.label_semantic_roles/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
                                 Semantic Role Labeling
                             </a>
                           
-                            <a href="./07.machine_translation/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                            <a href="./08.machine_translation/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
                                 Machine Translation
                             </a>
                           
-                            <a href="./08.recommender_system/index.en.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
-                                Personalized Recommendation
-                            </a>
-                          
                         </div>
                       </div>
                     </div>
@@ -166,4 +166,4 @@
     $($(".list-group a")[0]).addClass("click_active") 
     </script>
 </body>
-</html>
+</html>
\ No newline at end of file

index.html

@@ -124,22 +124,22 @@
                                 词向量
                             </a>
                           
-                            <a href="./05.understand_sentiment/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                            <a href="./05.recommender_system/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                                个性化推荐
+                            </a>
+                          
+                            <a href="./06.understand_sentiment/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
                                 情感分析
                             </a>
                           
-                            <a href="./06.label_semantic_roles/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                            <a href="./07.label_semantic_roles/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
                                 语义角色标注
                             </a>
                           
-                            <a href="./07.machine_translation/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
+                            <a href="./08.machine_translation/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
                                 机器翻译
                             </a>
                           
-                            <a href="./08.recommender_system/index.html" target="content_iframe" class="list-group-item list-group-item-action" style="border: 0px; border-bottom: 2px solid #dddfe3;">
-                                个性化推荐
-                            </a>
-                          
                         </div>
                       </div>
                     </div>
@@ -170,4 +170,4 @@
     $($(".list-group a")[0]).addClass("click_active") 
     </script>
 </body>
-</html>
+</html>
\ No newline at end of file