diff --git a/doc/~$便签泛读、标注和维护报告文档.docx b/doc/~$便签泛读、标注和维护报告文档.docx
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diff --git a/doc/~$便签质量分析报告.docx b/doc/~$便签质量分析报告.docx
deleted file mode 100644
index 7115a73..0000000
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diff --git a/doc/~WRL2503.tmp b/doc/~WRL2503.tmp
deleted file mode 100644
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diff --git a/doc/实践模板-开源软件的质量分析报告文档.docx b/doc/实践模板-开源软件的质量分析报告文档.docx
deleted file mode 100644
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diff --git a/src/main/AndroidManifest.xml b/src/main/AndroidManifest.xml
index 62b6088..3b7012e 100644
--- a/src/main/AndroidManifest.xml
+++ b/src/main/AndroidManifest.xml
@@ -62,17 +62,6 @@
             </intent-filter>
         </activity>
 
-        <activity
-            android:name=".ui.SplashActivity"
-            android:configChanges="orientation|keyboardHidden|screenSize"
-            android:exported="true"
-            android:theme="@style/Theme.Notes.Fullscreen">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER" />
-            </intent-filter>
-        </activity>
-
         <!--- 应用程序的入口 NotesListActivity -->
         <activity
             android:name=".ui.NotesListActivity"
diff --git a/src/main/java/net/micode/notes/ui/NoteEditActivity.java b/src/main/java/net/micode/notes/ui/NoteEditActivity.java
index 2c4551f..02cea3d 100644
--- a/src/main/java/net/micode/notes/ui/NoteEditActivity.java
+++ b/src/main/java/net/micode/notes/ui/NoteEditActivity.java
@@ -136,7 +136,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
 
     private String mUserQuery;
     private Pattern mPattern;
-    
+
     /**
      * @method  Textchange
      * @description 对原始文本进行处理，去除图片字符、换行符和空格字符
@@ -212,24 +212,6 @@ public class NoteEditActivity extends Activity implements OnClickListener,
             return;
         }
         initResources();
-
-        final ImageButton add_img_btn = (ImageButton) findViewById(R.id.add_img_btn);//根据id获取添加图片按钮
-        //为点击图片按钮设置监听器
-        add_img_btn.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                Log.d(TAG, "onClick: click add image button");
-                //ACTION_GET_CONTENT: 允许用户选择特殊种类的数据，并返回（特殊种类的数据：照一张相片或录一段音）
-                Intent loadImage = new Intent(Intent.ACTION_GET_CONTENT);
-                //Category属性用于指定当前动作（Action）被执行的环境.
-                //CATEGORY_OPENABLE; 用来指示一个ACTION_GET_CONTENT的intent
-                loadImage.addCategory(Intent.CATEGORY_OPENABLE);
-                loadImage.setType("image/*");
-                startActivityForResult(loadImage, PHOTO_REQUEST);
-            }
-        });
-        convertToImage();//将路径显示为图片
-        count();
     }
 
     /**