diff --git a/MarkDownEditor.Setup/Product.wxs b/MarkDownEditor.Setup/Product.wxs
index f10af78..5ea5eca 100644
--- a/MarkDownEditor.Setup/Product.wxs
+++ b/MarkDownEditor.Setup/Product.wxs
@@ -2,8 +2,8 @@
 <Wix xmlns="http://schemas.microsoft.com/wix/2006/wi"
      xmlns:util="http://schemas.microsoft.com/wix/UtilExtension">
   <?define MarkDownEditor_TargetDir=$(var.MarkDownEditor.TargetDir)?>
-  <Product Id="{2D113EBE-8352-4AEF-8FB1-7FC273919709}" Name="MarkDownEditor" Language="1033" Version="0.3.0" Manufacturer="Chen Guanzhou" UpgradeCode="5d30c639-0761-41c7-b4ef-e0c1b75eeb3f">
-    <Package Id="{E9B9E4B4-B415-42A7-9C34-9DF92B10C17C}" InstallerVersion="405" Compressed="yes" InstallScope="perMachine"/>
+  <Product Id="{CA7EEC8B-E67F-4C6C-B7E1-29EC71D11CFA}" Name="MarkDownEditor" Language="1033" Version="0.3.1" Manufacturer="Chen Guanzhou" UpgradeCode="5d30c639-0761-41c7-b4ef-e0c1b75eeb3f">
+    <Package Id="{E46D6CA0-5477-439F-BDEE-8B287F919383}" InstallerVersion="405" Compressed="yes" InstallScope="perMachine"/>
 
     <MajorUpgrade Schedule="afterInstallInitialize"
       DowngradeErrorMessage="A later version of [ProductName] is already installed. Setup will now exit."/>
diff --git a/MarkDownEditor/Properties/AssemblyInfo.cs b/MarkDownEditor/Properties/AssemblyInfo.cs
index 956fdc2..a65b5e0 100644
--- a/MarkDownEditor/Properties/AssemblyInfo.cs
+++ b/MarkDownEditor/Properties/AssemblyInfo.cs
@@ -51,5 +51,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.3.0.0")]
-[assembly: AssemblyFileVersion("0.3.0.0")]
+[assembly: AssemblyVersion("0.3.1.0")]
+[assembly: AssemblyFileVersion("0.3.1.0")]
diff --git a/MarkDownEditor/Properties/Resources.Designer.cs b/MarkDownEditor/Properties/Resources.Designer.cs
index 845b5a5..955e5cf 100644
--- a/MarkDownEditor/Properties/Resources.Designer.cs
+++ b/MarkDownEditor/Properties/Resources.Designer.cs
@@ -1,10 +1,10 @@
 //------------------------------------------------------------------------------
 // <auto-generated>
-//     此代码由工具生成。
-//     运行时版本:4.0.30319.42000
+//     This code was generated by a tool.
+//     Runtime Version:4.0.30319.42000
 //
-//     对此文件的更改可能会导致不正确的行为，并且如果
-//     重新生成代码，这些更改将会丢失。
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
 // </auto-generated>
 //------------------------------------------------------------------------------
 
@@ -13,12 +13,12 @@ namespace MarkDownEditor.Properties {
     
     
     /// <summary>
-    ///   一个强类型的资源类，用于查找本地化的字符串等。
+    ///   A strongly-typed resource class, for looking up localized strings, etc.
     /// </summary>
-    // 此类是由 StronglyTypedResourceBuilder
-    // 类通过类似于 ResGen 或 Visual Studio 的工具自动生成的。
-    // 若要添加或移除成员，请编辑 .ResX 文件，然后重新运行 ResGen
-    // (以 /str 作为命令选项)，或重新生成 VS 项目。
+    // This class was auto-generated by the StronglyTypedResourceBuilder
+    // class via a tool like ResGen or Visual Studio.
+    // To add or remove a member, edit your .ResX file then rerun ResGen
+    // with the /str option, or rebuild your VS project.
     [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
@@ -33,7 +33,7 @@ internal Resources() {
         }
         
         /// <summary>
-        ///   返回此类使用的缓存的 ResourceManager 实例。
+        ///   Returns the cached ResourceManager instance used by this class.
         /// </summary>
         [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
         public static global::System.Resources.ResourceManager ResourceManager {
@@ -47,8 +47,8 @@ internal Resources() {
         }
         
         /// <summary>
-        ///   使用此强类型资源类，为所有资源查找
-        ///   重写当前线程的 CurrentUICulture 属性。
+        ///   Overrides the current thread's CurrentUICulture property for all
+        ///   resource lookups using this strongly typed resource class.
         /// </summary>
         [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
         public static global::System.Globalization.CultureInfo Culture {
@@ -61,7 +61,7 @@ internal Resources() {
         }
         
         /// <summary>
-        ///   查找类似 About 的本地化字符串。
+        ///   Looks up a localized string similar to About.
         /// </summary>
         public static string About {
             get {
@@ -70,7 +70,7 @@ public static string About {
         }
         
         /// <summary>
-        ///   查找类似 Accent 的本地化字符串。
+        ///   Looks up a localized string similar to Accent.
         /// </summary>
         public static string Accent {
             get {
@@ -79,7 +79,16 @@ public static string Accent {
         }
         
         /// <summary>
-        ///   查找类似 Bold (Ctrl+B) 的本地化字符串。
+        ///   Looks up a localized string similar to Add custom css files.
+        /// </summary>
+        public static string AddCustomCSS {
+            get {
+                return ResourceManager.GetString("AddCustomCSS", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Bold (Ctrl+B).
         /// </summary>
         public static string BoldCommand {
             get {
@@ -88,7 +97,7 @@ public static string BoldCommand {
         }
         
         /// <summary>
-        ///   查找类似 Cancel 的本地化字符串。
+        ///   Looks up a localized string similar to Cancel.
         /// </summary>
         public static string Cancel {
             get {
@@ -97,7 +106,7 @@ public static string Cancel {
         }
         
         /// <summary>
-        ///   查找类似 Characters 的本地化字符串。
+        ///   Looks up a localized string similar to Characters.
         /// </summary>
         public static string Characters {
             get {
@@ -106,7 +115,7 @@ public static string Characters {
         }
         
         /// <summary>
-        ///   查找类似 Close 的本地化字符串。
+        ///   Looks up a localized string similar to Close.
         /// </summary>
         public static string Close {
             get {
@@ -115,7 +124,7 @@ public static string Close {
         }
         
         /// <summary>
-        ///   查找类似 Code (Ctrl+K) 的本地化字符串。
+        ///   Looks up a localized string similar to Code (Ctrl+K).
         /// </summary>
         public static string CodeCommand {
             get {
@@ -124,7 +133,7 @@ public static string CodeCommand {
         }
         
         /// <summary>
-        ///   查找类似 Col 的本地化字符串。
+        ///   Looks up a localized string similar to Col.
         /// </summary>
         public static string Col {
             get {
@@ -133,7 +142,7 @@ public static string Col {
         }
         
         /// <summary>
-        ///   查找类似 Completed 的本地化字符串。
+        ///   Looks up a localized string similar to Completed.
         /// </summary>
         public static string Completed {
             get {
@@ -142,7 +151,7 @@ public static string Completed {
         }
         
         /// <summary>
-        ///   查找类似 Copy 的本地化字符串。
+        ///   Looks up a localized string similar to Copy.
         /// </summary>
         public static string Copy {
             get {
@@ -151,7 +160,16 @@ public static string Copy {
         }
         
         /// <summary>
-        ///   查找类似 Cut 的本地化字符串。
+        ///   Looks up a localized string similar to Please copy your custom css file into the following folder. It&apos;ll take effect after restart..
+        /// </summary>
+        public static string CopyCSS {
+            get {
+                return ResourceManager.GetString("CopyCSS", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Cut.
         /// </summary>
         public static string Cut {
             get {
@@ -160,7 +178,7 @@ public static string Cut {
         }
         
         /// <summary>
-        ///   查找类似 Date Stamp (Ctrl++Shift+D) 的本地化字符串。
+        ///   Looks up a localized string similar to Date Stamp (Ctrl++Shift+D).
         /// </summary>
         public static string DateStampCommand {
             get {
@@ -169,7 +187,7 @@ public static string DateStampCommand {
         }
         
         /// <summary>
-        ///   查找类似 Delete 的本地化字符串。
+        ///   Looks up a localized string similar to Delete.
         /// </summary>
         public static string Delete {
             get {
@@ -178,7 +196,7 @@ public static string Delete {
         }
         
         /// <summary>
-        ///   查找类似 Detail 的本地化字符串。
+        ///   Looks up a localized string similar to Detail.
         /// </summary>
         public static string Detail {
             get {
@@ -187,7 +205,7 @@ public static string Detail {
         }
         
         /// <summary>
-        ///   查找类似 Document 的本地化字符串。
+        ///   Looks up a localized string similar to Document.
         /// </summary>
         public static string Document {
             get {
@@ -196,7 +214,7 @@ public static string Document {
         }
         
         /// <summary>
-        ///   查找类似 Don&apos;t save 的本地化字符串。
+        ///   Looks up a localized string similar to Don&apos;t save.
         /// </summary>
         public static string DoNotSave {
             get {
@@ -205,7 +223,7 @@ public static string DoNotSave {
         }
         
         /// <summary>
-        ///   查找类似 Editing 的本地化字符串。
+        ///   Looks up a localized string similar to Editing.
         /// </summary>
         public static string Editing {
             get {
@@ -214,7 +232,7 @@ public static string Editing {
         }
         
         /// <summary>
-        ///   查找类似 Bold Text Area 的本地化字符串。
+        ///   Looks up a localized string similar to Bold Text Area.
         /// </summary>
         public static string EmptyBoldAreaText {
             get {
@@ -223,7 +241,7 @@ public static string EmptyBoldAreaText {
         }
         
         /// <summary>
-        ///   查找类似 Code 的本地化字符串。
+        ///   Looks up a localized string similar to Code.
         /// </summary>
         public static string EmptyCode {
             get {
@@ -232,7 +250,7 @@ public static string EmptyCode {
         }
         
         /// <summary>
-        ///   查找类似 Description of the link 的本地化字符串。
+        ///   Looks up a localized string similar to Description of the link.
         /// </summary>
         public static string EmptyHyperlinkDescription {
             get {
@@ -241,7 +259,7 @@ public static string EmptyHyperlinkDescription {
         }
         
         /// <summary>
-        ///   查找类似 Description of the image 的本地化字符串。
+        ///   Looks up a localized string similar to Description of the image.
         /// </summary>
         public static string EmptyImageDescription {
             get {
@@ -250,7 +268,7 @@ public static string EmptyImageDescription {
         }
         
         /// <summary>
-        ///   查找类似 Italic Text Area 的本地化字符串。
+        ///   Looks up a localized string similar to Italic Text Area.
         /// </summary>
         public static string EmptyItalicAreaText {
             get {
@@ -259,7 +277,7 @@ public static string EmptyItalicAreaText {
         }
         
         /// <summary>
-        ///   查找类似 Title 的本地化字符串。
+        ///   Looks up a localized string similar to Title.
         /// </summary>
         public static string EmptyTitle {
             get {
@@ -268,7 +286,7 @@ public static string EmptyTitle {
         }
         
         /// <summary>
-        ///   查找类似 Error 的本地化字符串。
+        ///   Looks up a localized string similar to Error.
         /// </summary>
         public static string Error {
             get {
@@ -277,7 +295,7 @@ public static string Error {
         }
         
         /// <summary>
-        ///   查找类似 can&apos;t be exported in this version! 的本地化字符串。
+        ///   Looks up a localized string similar to can&apos;t be exported in this version!.
         /// </summary>
         public static string Error_ExportError {
             get {
@@ -286,7 +304,7 @@ public static string Error_ExportError {
         }
         
         /// <summary>
-        ///   查找类似 Exit 的本地化字符串。
+        ///   Looks up a localized string similar to Exit.
         /// </summary>
         public static string Exit {
             get {
@@ -295,7 +313,7 @@ public static string Exit {
         }
         
         /// <summary>
-        ///   查找类似 Export 的本地化字符串。
+        ///   Looks up a localized string similar to Export.
         /// </summary>
         public static string Export {
             get {
@@ -304,7 +322,7 @@ public static string Export {
         }
         
         /// <summary>
-        ///   查找类似 Exporting 的本地化字符串。
+        ///   Looks up a localized string similar to Exporting.
         /// </summary>
         public static string Exporting {
             get {
@@ -313,7 +331,7 @@ public static string Exporting {
         }
         
         /// <summary>
-        ///   查找类似 Export To 的本地化字符串。
+        ///   Looks up a localized string similar to Export To.
         /// </summary>
         public static string ExportTo {
             get {
@@ -322,7 +340,7 @@ public static string ExportTo {
         }
         
         /// <summary>
-        ///   查找类似 Failed to export 的本地化字符串。
+        ///   Looks up a localized string similar to Failed to export.
         /// </summary>
         public static string FailedToExport {
             get {
@@ -331,7 +349,7 @@ public static string FailedToExport {
         }
         
         /// <summary>
-        ///   查找类似 Find 的本地化字符串。
+        ///   Looks up a localized string similar to Find.
         /// </summary>
         public static string Find {
             get {
@@ -340,7 +358,7 @@ public static string Find {
         }
         
         /// <summary>
-        ///   查找类似 Find Next 的本地化字符串。
+        ///   Looks up a localized string similar to Find Next.
         /// </summary>
         public static string FindNext {
             get {
@@ -349,7 +367,7 @@ public static string FindNext {
         }
         
         /// <summary>
-        ///   查找类似 Find Previous 的本地化字符串。
+        ///   Looks up a localized string similar to Find Previous.
         /// </summary>
         public static string FindPrevious {
             get {
@@ -358,7 +376,7 @@ public static string FindPrevious {
         }
         
         /// <summary>
-        ///   查找类似 Find &amp; Replace 的本地化字符串。
+        ///   Looks up a localized string similar to Find &amp; Replace.
         /// </summary>
         public static string FindReplace {
             get {
@@ -367,7 +385,7 @@ public static string FindReplace {
         }
         
         /// <summary>
-        ///   查找类似 Font 的本地化字符串。
+        ///   Looks up a localized string similar to Font.
         /// </summary>
         public static string Font {
             get {
@@ -376,7 +394,7 @@ public static string Font {
         }
         
         /// <summary>
-        ///   查找类似 Font Family 的本地化字符串。
+        ///   Looks up a localized string similar to Font Family.
         /// </summary>
         public static string FontFamily {
             get {
@@ -385,7 +403,7 @@ public static string FontFamily {
         }
         
         /// <summary>
-        ///   查找类似 Font Size 的本地化字符串。
+        ///   Looks up a localized string similar to Font Size.
         /// </summary>
         public static string FontSize {
             get {
@@ -394,7 +412,7 @@ public static string FontSize {
         }
         
         /// <summary>
-        ///   查找类似 Format 的本地化字符串。
+        ///   Looks up a localized string similar to Format.
         /// </summary>
         public static string Format {
             get {
@@ -403,7 +421,7 @@ public static string Format {
         }
         
         /// <summary>
-        ///   查找类似 Full Screen 的本地化字符串。
+        ///   Looks up a localized string similar to Full Screen.
         /// </summary>
         public static string FullScreen {
             get {
@@ -412,7 +430,7 @@ public static string FullScreen {
         }
         
         /// <summary>
-        ///   查找类似 Highlight Current Line 的本地化字符串。
+        ///   Looks up a localized string similar to Highlight Current Line.
         /// </summary>
         public static string HighlightCurrentLine {
             get {
@@ -421,7 +439,7 @@ public static string HighlightCurrentLine {
         }
         
         /// <summary>
-        ///   查找类似 Horizontal Rule (Ctrl+R) 的本地化字符串。
+        ///   Looks up a localized string similar to Horizontal Rule (Ctrl+R).
         /// </summary>
         public static string HorizontalRuleCommand {
             get {
@@ -430,7 +448,7 @@ public static string HorizontalRuleCommand {
         }
         
         /// <summary>
-        ///   查找类似 Hyperlink 的本地化字符串。
+        ///   Looks up a localized string similar to Hyperlink.
         /// </summary>
         public static string Hyperlink {
             get {
@@ -439,7 +457,7 @@ public static string Hyperlink {
         }
         
         /// <summary>
-        ///   查找类似 Hyperlink (Ctrl+L) 的本地化字符串。
+        ///   Looks up a localized string similar to Hyperlink (Ctrl+L).
         /// </summary>
         public static string HyperlinkCommand {
             get {
@@ -448,7 +466,7 @@ public static string HyperlinkCommand {
         }
         
         /// <summary>
-        ///   查找类似 Image 的本地化字符串。
+        ///   Looks up a localized string similar to Image.
         /// </summary>
         public static string Image {
             get {
@@ -457,7 +475,7 @@ public static string Image {
         }
         
         /// <summary>
-        ///   查找类似 Image (Ctrl+G) 的本地化字符串。
+        ///   Looks up a localized string similar to Image (Ctrl+G).
         /// </summary>
         public static string ImageCommand {
             get {
@@ -466,7 +484,7 @@ public static string ImageCommand {
         }
         
         /// <summary>
-        ///   查找类似 Images|*.bmp;*.jpg;*.gif;*.png;*.tif 的本地化字符串。
+        ///   Looks up a localized string similar to Images|*.bmp;*.jpg;*.gif;*.png;*.tif.
         /// </summary>
         public static string ImageFilter {
             get {
@@ -475,7 +493,7 @@ public static string ImageFilter {
         }
         
         /// <summary>
-        ///   查找类似 The size of file is larger than 10MB, unable to upload! 的本地化字符串。
+        ///   Looks up a localized string similar to The size of file is larger than 10MB, unable to upload!.
         /// </summary>
         public static string ImageSizeError {
             get {
@@ -484,7 +502,7 @@ public static string ImageSizeError {
         }
         
         /// <summary>
-        ///   查找类似 Please input an image URL 的本地化字符串。
+        ///   Looks up a localized string similar to Please input an image URL.
         /// </summary>
         public static string InputImage {
             get {
@@ -493,7 +511,7 @@ public static string InputImage {
         }
         
         /// <summary>
-        ///   查找类似 Please input an URL 的本地化字符串。
+        ///   Looks up a localized string similar to Please input an URL.
         /// </summary>
         public static string InputLink {
             get {
@@ -502,7 +520,7 @@ public static string InputLink {
         }
         
         /// <summary>
-        ///   查找类似 Italic (Ctrl+I) 的本地化字符串。
+        ///   Looks up a localized string similar to Italic (Ctrl+I).
         /// </summary>
         public static string ItalicCommand {
             get {
@@ -511,7 +529,7 @@ public static string ItalicCommand {
         }
         
         /// <summary>
-        ///   查找类似 Language will switched after restart 的本地化字符串。
+        ///   Looks up a localized string similar to Language will switched after restart.
         /// </summary>
         public static string LanguageSwitch {
             get {
@@ -520,7 +538,7 @@ public static string LanguageSwitch {
         }
         
         /// <summary>
-        ///   查找类似 Lines 的本地化字符串。
+        ///   Looks up a localized string similar to Lines.
         /// </summary>
         public static string Lines {
             get {
@@ -529,7 +547,7 @@ public static string Lines {
         }
         
         /// <summary>
-        ///   查找类似 List Item 的本地化字符串。
+        ///   Looks up a localized string similar to List Item.
         /// </summary>
         public static string ListItem {
             get {
@@ -538,7 +556,7 @@ public static string ListItem {
         }
         
         /// <summary>
-        ///   查找类似 Ln 的本地化字符串。
+        ///   Looks up a localized string similar to Ln.
         /// </summary>
         public static string Ln {
             get {
@@ -547,7 +565,7 @@ public static string Ln {
         }
         
         /// <summary>
-        ///   查找类似 Markdown Documents|*.md;*.markdown|All Files|*.* 的本地化字符串。
+        ///   Looks up a localized string similar to Markdown Documents|*.md;*.markdown|All Files|*.*.
         /// </summary>
         public static string MarkDownFileFilter {
             get {
@@ -556,7 +574,7 @@ public static string MarkDownFileFilter {
         }
         
         /// <summary>
-        ///   查找类似 Match Case 的本地化字符串。
+        ///   Looks up a localized string similar to Match Case.
         /// </summary>
         public static string MatchCase {
             get {
@@ -565,7 +583,7 @@ public static string MatchCase {
         }
         
         /// <summary>
-        ///   查找类似 Match Whole Word 的本地化字符串。
+        ///   Looks up a localized string similar to Match Whole Word.
         /// </summary>
         public static string MatchWholeWord {
             get {
@@ -574,7 +592,7 @@ public static string MatchWholeWord {
         }
         
         /// <summary>
-        ///   查找类似 More Options 的本地化字符串。
+        ///   Looks up a localized string similar to More Options.
         /// </summary>
         public static string MoreOptions {
             get {
@@ -583,7 +601,7 @@ public static string MoreOptions {
         }
         
         /// <summary>
-        ///   查找类似 New (Ctrl+N) 的本地化字符串。
+        ///   Looks up a localized string similar to New (Ctrl+N).
         /// </summary>
         public static string NewCommand {
             get {
@@ -592,7 +610,7 @@ public static string NewCommand {
         }
         
         /// <summary>
-        ///   查找类似 New Document Created 的本地化字符串。
+        ///   Looks up a localized string similar to New Document Created.
         /// </summary>
         public static string NewDocumentCreated {
             get {
@@ -601,7 +619,16 @@ public static string NewDocumentCreated {
         }
         
         /// <summary>
-        ///   查找类似 Online Image 的本地化字符串。
+        ///   Looks up a localized string similar to No CSS.
+        /// </summary>
+        public static string NoCSS {
+            get {
+                return ResourceManager.GetString("NoCSS", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Online Image.
         /// </summary>
         public static string OnlineImage {
             get {
@@ -610,7 +637,7 @@ public static string OnlineImage {
         }
         
         /// <summary>
-        ///   查找类似 Open 的本地化字符串。
+        ///   Looks up a localized string similar to Open.
         /// </summary>
         public static string Open {
             get {
@@ -619,7 +646,7 @@ public static string Open {
         }
         
         /// <summary>
-        ///   查找类似 Open In External Browser (F6) 的本地化字符串。
+        ///   Looks up a localized string similar to Open In External Browser (F6).
         /// </summary>
         public static string Open_In_External_Browser {
             get {
@@ -628,7 +655,7 @@ public static string Open_In_External_Browser {
         }
         
         /// <summary>
-        ///   查找类似 Open (Ctrl+O) 的本地化字符串。
+        ///   Looks up a localized string similar to Open (Ctrl+O).
         /// </summary>
         public static string OpenCommand {
             get {
@@ -637,7 +664,7 @@ public static string OpenCommand {
         }
         
         /// <summary>
-        ///   查找类似 opened successfully 的本地化字符串。
+        ///   Looks up a localized string similar to opened successfully.
         /// </summary>
         public static string OpenedSuccessfully {
             get {
@@ -646,7 +673,7 @@ public static string OpenedSuccessfully {
         }
         
         /// <summary>
-        ///   查找类似 Open file failed! 的本地化字符串。
+        ///   Looks up a localized string similar to Open file failed!.
         /// </summary>
         public static string OpenFileFailed {
             get {
@@ -655,7 +682,7 @@ public static string OpenFileFailed {
         }
         
         /// <summary>
-        ///   查找类似 Open Right Now 的本地化字符串。
+        ///   Looks up a localized string similar to Open Right Now.
         /// </summary>
         public static string OpenRightNow {
             get {
@@ -664,7 +691,16 @@ public static string OpenRightNow {
         }
         
         /// <summary>
-        ///   查找类似 Optional Title 的本地化字符串。
+        ///   Looks up a localized string similar to Open This Folder.
+        /// </summary>
+        public static string OpenThisFolder {
+            get {
+                return ResourceManager.GetString("OpenThisFolder", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Optional Title.
         /// </summary>
         public static string OptionalTitle {
             get {
@@ -673,7 +709,7 @@ public static string OptionalTitle {
         }
         
         /// <summary>
-        ///   查找类似 Ordered List (Ctrl+Shift+O) 的本地化字符串。
+        ///   Looks up a localized string similar to Ordered List (Ctrl+Shift+O).
         /// </summary>
         public static string OrderedListCommand {
             get {
@@ -682,7 +718,7 @@ public static string OrderedListCommand {
         }
         
         /// <summary>
-        ///   查找类似 Paste 的本地化字符串。
+        ///   Looks up a localized string similar to Paste.
         /// </summary>
         public static string Paste {
             get {
@@ -691,7 +727,7 @@ public static string Paste {
         }
         
         /// <summary>
-        ///   查找类似 Preview 的本地化字符串。
+        ///   Looks up a localized string similar to Preview.
         /// </summary>
         public static string Preview {
             get {
@@ -700,7 +736,7 @@ public static string Preview {
         }
         
         /// <summary>
-        ///   查找类似 Quote (Ctrl+Q) 的本地化字符串。
+        ///   Looks up a localized string similar to Quote (Ctrl+Q).
         /// </summary>
         public static string QuoteCommand {
             get {
@@ -709,7 +745,7 @@ public static string QuoteCommand {
         }
         
         /// <summary>
-        ///   查找类似 Reading Mode/Preview Mode 的本地化字符串。
+        ///   Looks up a localized string similar to Reading Mode/Preview Mode.
         /// </summary>
         public static string Reading_Preview_Mode {
             get {
@@ -718,7 +754,7 @@ public static string Reading_Preview_Mode {
         }
         
         /// <summary>
-        ///   查找类似 Redo 的本地化字符串。
+        ///   Looks up a localized string similar to Redo.
         /// </summary>
         public static string Redo {
             get {
@@ -727,7 +763,7 @@ public static string Redo {
         }
         
         /// <summary>
-        ///   查找类似 Refresh (F5) 的本地化字符串。
+        ///   Looks up a localized string similar to Refresh (F5).
         /// </summary>
         public static string RefreshCommand {
             get {
@@ -736,7 +772,7 @@ public static string RefreshCommand {
         }
         
         /// <summary>
-        ///   查找类似 Regular Expression 的本地化字符串。
+        ///   Looks up a localized string similar to Regular Expression.
         /// </summary>
         public static string RegularExpression {
             get {
@@ -745,7 +781,7 @@ public static string RegularExpression {
         }
         
         /// <summary>
-        ///   查找类似 Replace 的本地化字符串。
+        ///   Looks up a localized string similar to Replace.
         /// </summary>
         public static string Replace {
             get {
@@ -754,7 +790,7 @@ public static string Replace {
         }
         
         /// <summary>
-        ///   查找类似 Replace All 的本地化字符串。
+        ///   Looks up a localized string similar to Replace All.
         /// </summary>
         public static string ReplaceAll {
             get {
@@ -763,7 +799,7 @@ public static string ReplaceAll {
         }
         
         /// <summary>
-        ///   查找类似 Replace Completed! 的本地化字符串。
+        ///   Looks up a localized string similar to Replace Completed!.
         /// </summary>
         public static string ReplaceCompleted {
             get {
@@ -772,7 +808,7 @@ public static string ReplaceCompleted {
         }
         
         /// <summary>
-        ///   查找类似 Ruler 的本地化字符串。
+        ///   Looks up a localized string similar to Ruler.
         /// </summary>
         public static string Ruler {
             get {
@@ -781,7 +817,7 @@ public static string Ruler {
         }
         
         /// <summary>
-        ///   查找类似 Ruler Position 的本地化字符串。
+        ///   Looks up a localized string similar to Ruler Position.
         /// </summary>
         public static string RulerPosition {
             get {
@@ -790,7 +826,7 @@ public static string RulerPosition {
         }
         
         /// <summary>
-        ///   查找类似 Save 的本地化字符串。
+        ///   Looks up a localized string similar to Save.
         /// </summary>
         public static string Save {
             get {
@@ -799,7 +835,7 @@ public static string Save {
         }
         
         /// <summary>
-        ///   查找类似 Save As 的本地化字符串。
+        ///   Looks up a localized string similar to Save As.
         /// </summary>
         public static string SaveAs {
             get {
@@ -808,7 +844,7 @@ public static string SaveAs {
         }
         
         /// <summary>
-        ///   查找类似 Save As (Ctrl+Shift+S) 的本地化字符串。
+        ///   Looks up a localized string similar to Save As (Ctrl+Shift+S).
         /// </summary>
         public static string SaveAsCommand {
             get {
@@ -817,7 +853,7 @@ public static string SaveAsCommand {
         }
         
         /// <summary>
-        ///   查找类似 Save (Ctrl+S) 的本地化字符串。
+        ///   Looks up a localized string similar to Save (Ctrl+S).
         /// </summary>
         public static string SaveCommand {
             get {
@@ -826,7 +862,7 @@ public static string SaveCommand {
         }
         
         /// <summary>
-        ///   查找类似 saved successfully 的本地化字符串。
+        ///   Looks up a localized string similar to saved successfully.
         /// </summary>
         public static string SavedSuccessfully {
             get {
@@ -835,7 +871,7 @@ public static string SavedSuccessfully {
         }
         
         /// <summary>
-        ///   查找类似 Save file failed! 的本地化字符串。
+        ///   Looks up a localized string similar to Save file failed!.
         /// </summary>
         public static string SaveFileFailed {
             get {
@@ -844,7 +880,7 @@ public static string SaveFileFailed {
         }
         
         /// <summary>
-        ///   查找类似 Scrollbar Synchronization 的本地化字符串。
+        ///   Looks up a localized string similar to Scrollbar Synchronization.
         /// </summary>
         public static string Scrollbar_Synchronization {
             get {
@@ -853,7 +889,7 @@ public static string Scrollbar_Synchronization {
         }
         
         /// <summary>
-        ///   查找类似 Select All 的本地化字符串。
+        ///   Looks up a localized string similar to Select All.
         /// </summary>
         public static string SelectAll {
             get {
@@ -862,7 +898,7 @@ public static string SelectAll {
         }
         
         /// <summary>
-        ///   查找类似 Select Image Type 的本地化字符串。
+        ///   Looks up a localized string similar to Select Image Type.
         /// </summary>
         public static string SelectImageType {
             get {
@@ -871,7 +907,7 @@ public static string SelectImageType {
         }
         
         /// <summary>
-        ///   查找类似 SETTINGS 的本地化字符串。
+        ///   Looks up a localized string similar to SETTINGS.
         /// </summary>
         public static string SETTINGS {
             get {
@@ -880,7 +916,7 @@ public static string SETTINGS {
         }
         
         /// <summary>
-        ///   查找类似 Show Column Ruler 的本地化字符串。
+        ///   Looks up a localized string similar to Show Column Ruler.
         /// </summary>
         public static string ShowColumnRuler {
             get {
@@ -889,7 +925,7 @@ public static string ShowColumnRuler {
         }
         
         /// <summary>
-        ///   查找类似 Show End Of Line 的本地化字符串。
+        ///   Looks up a localized string similar to Show End Of Line.
         /// </summary>
         public static string ShowEndOfLine {
             get {
@@ -898,7 +934,7 @@ public static string ShowEndOfLine {
         }
         
         /// <summary>
-        ///   查找类似 Show Line Numbers 的本地化字符串。
+        ///   Looks up a localized string similar to Show Line Numbers.
         /// </summary>
         public static string ShowLineNumbers {
             get {
@@ -907,7 +943,7 @@ public static string ShowLineNumbers {
         }
         
         /// <summary>
-        ///   查找类似 Show Preview 的本地化字符串。
+        ///   Looks up a localized string similar to Show Preview.
         /// </summary>
         public static string ShowPreview {
             get {
@@ -916,7 +952,7 @@ public static string ShowPreview {
         }
         
         /// <summary>
-        ///   查找类似 Show Spaces 的本地化字符串。
+        ///   Looks up a localized string similar to Show Spaces.
         /// </summary>
         public static string ShowSpaces {
             get {
@@ -925,7 +961,7 @@ public static string ShowSpaces {
         }
         
         /// <summary>
-        ///   查找类似 Show Tabs 的本地化字符串。
+        ///   Looks up a localized string similar to Show Tabs.
         /// </summary>
         public static string ShowTabs {
             get {
@@ -934,7 +970,7 @@ public static string ShowTabs {
         }
         
         /// <summary>
-        ///   查找类似 Source Code 的本地化字符串。
+        ///   Looks up a localized string similar to Source Code.
         /// </summary>
         public static string SourceCode {
             get {
@@ -943,7 +979,7 @@ public static string SourceCode {
         }
         
         /// <summary>
-        ///   查找类似 Successfully Exported 的本地化字符串。
+        ///   Looks up a localized string similar to Successfully Exported.
         /// </summary>
         public static string SuccessfullyExported {
             get {
@@ -952,7 +988,7 @@ public static string SuccessfullyExported {
         }
         
         /// <summary>
-        ///   查找类似 Symbols 的本地化字符串。
+        ///   Looks up a localized string similar to Symbols.
         /// </summary>
         public static string Symbols {
             get {
@@ -961,7 +997,7 @@ public static string Symbols {
         }
         
         /// <summary>
-        ///   查找类似 Time Stamp (Ctrl+T) 的本地化字符串。
+        ///   Looks up a localized string similar to Time Stamp (Ctrl+T).
         /// </summary>
         public static string TimeStampCommand {
             get {
@@ -970,7 +1006,7 @@ public static string TimeStampCommand {
         }
         
         /// <summary>
-        ///   查找类似 Heading (Ctrl+H) 的本地化字符串。
+        ///   Looks up a localized string similar to Heading (Ctrl+H).
         /// </summary>
         public static string TitleCommand {
             get {
@@ -979,7 +1015,7 @@ public static string TitleCommand {
         }
         
         /// <summary>
-        ///   查找类似 Microsoft Word|*.docx 的本地化字符串。
+        ///   Looks up a localized string similar to Microsoft Word|*.docx.
         /// </summary>
         public static string TypeDocxFilter {
             get {
@@ -988,7 +1024,7 @@ public static string TypeDocxFilter {
         }
         
         /// <summary>
-        ///   查找类似 Microsoft Word 2007-2016 Document Format 的本地化字符串。
+        ///   Looks up a localized string similar to Microsoft Word 2007-2016 Document Format.
         /// </summary>
         public static string TypeDocxToolTip {
             get {
@@ -997,7 +1033,7 @@ public static string TypeDocxToolTip {
         }
         
         /// <summary>
-        ///   查找类似 Electronic Publication|*.epub 的本地化字符串。
+        ///   Looks up a localized string similar to Electronic Publication|*.epub.
         /// </summary>
         public static string TypeEpubFilter {
             get {
@@ -1006,7 +1042,7 @@ public static string TypeEpubFilter {
         }
         
         /// <summary>
-        ///   查找类似 Electronic Publication Format 的本地化字符串。
+        ///   Looks up a localized string similar to Electronic Publication Format.
         /// </summary>
         public static string TypeEpubToolTip {
             get {
@@ -1015,7 +1051,7 @@ public static string TypeEpubToolTip {
         }
         
         /// <summary>
-        ///   查找类似 HTML Web Page|*.html 的本地化字符串。
+        ///   Looks up a localized string similar to HTML Web Page|*.html.
         /// </summary>
         public static string TypeHtmlFilter {
             get {
@@ -1024,7 +1060,7 @@ public static string TypeHtmlFilter {
         }
         
         /// <summary>
-        ///   查找类似 HyperText Markup Language 的本地化字符串。
+        ///   Looks up a localized string similar to HyperText Markup Language.
         /// </summary>
         public static string TypeHtmlToolTip {
             get {
@@ -1033,7 +1069,7 @@ public static string TypeHtmlToolTip {
         }
         
         /// <summary>
-        ///   查找类似 LATEX Document|*.tex 的本地化字符串。
+        ///   Looks up a localized string similar to LATEX Document|*.tex.
         /// </summary>
         public static string TypeLatexFilter {
             get {
@@ -1042,7 +1078,7 @@ public static string TypeLatexFilter {
         }
         
         /// <summary>
-        ///   查找类似 We suggest to compile exported tex files using XeLatex command if CJK characters exist in document 的本地化字符串。
+        ///   Looks up a localized string similar to We suggest to compile exported tex files using XeLatex command if CJK characters exist in document.
         /// </summary>
         public static string TypeLatexToolTip {
             get {
@@ -1051,7 +1087,7 @@ public static string TypeLatexToolTip {
         }
         
         /// <summary>
-        ///   查找类似 Portable Document Format|*.pdf 的本地化字符串。
+        ///   Looks up a localized string similar to Portable Document Format|*.pdf.
         /// </summary>
         public static string TypePdfFilter {
             get {
@@ -1060,7 +1096,7 @@ public static string TypePdfFilter {
         }
         
         /// <summary>
-        ///   查找类似 Portable Document Format 的本地化字符串。
+        ///   Looks up a localized string similar to Portable Document Format.
         /// </summary>
         public static string TypePdfToolTip {
             get {
@@ -1069,7 +1105,7 @@ public static string TypePdfToolTip {
         }
         
         /// <summary>
-        ///   查找类似 Plain HTML Web Page|*.html 的本地化字符串。
+        ///   Looks up a localized string similar to Plain HTML Web Page|*.html.
         /// </summary>
         public static string TypePlainHtmlFilter {
             get {
@@ -1078,7 +1114,7 @@ public static string TypePlainHtmlFilter {
         }
         
         /// <summary>
-        ///   查找类似 HyperText Markup Language without any css 的本地化字符串。
+        ///   Looks up a localized string similar to HyperText Markup Language without any css.
         /// </summary>
         public static string TypePlainHtmlToolTip {
             get {
@@ -1087,7 +1123,7 @@ public static string TypePlainHtmlToolTip {
         }
         
         /// <summary>
-        ///   查找类似 Rich Text Format|*.rtf 的本地化字符串。
+        ///   Looks up a localized string similar to Rich Text Format|*.rtf.
         /// </summary>
         public static string TypeRTFFilter {
             get {
@@ -1096,7 +1132,7 @@ public static string TypeRTFFilter {
         }
         
         /// <summary>
-        ///   查找类似 Rich Text Format 的本地化字符串。
+        ///   Looks up a localized string similar to Rich Text Format.
         /// </summary>
         public static string TypeRTFTip {
             get {
@@ -1105,7 +1141,7 @@ public static string TypeRTFTip {
         }
         
         /// <summary>
-        ///   查找类似 Undo 的本地化字符串。
+        ///   Looks up a localized string similar to Undo.
         /// </summary>
         public static string Undo {
             get {
@@ -1114,7 +1150,7 @@ public static string Undo {
         }
         
         /// <summary>
-        ///   查找类似 Unordered List (Ctrl+U) 的本地化字符串。
+        ///   Looks up a localized string similar to Unordered List (Ctrl+U).
         /// </summary>
         public static string UnorderedListCommand {
             get {
@@ -1123,7 +1159,7 @@ public static string UnorderedListCommand {
         }
         
         /// <summary>
-        ///   查找类似 Unsaved Changes 的本地化字符串。
+        ///   Looks up a localized string similar to Unsaved Changes.
         /// </summary>
         public static string UnsavedChanges {
             get {
@@ -1132,7 +1168,7 @@ public static string UnsavedChanges {
         }
         
         /// <summary>
-        ///   查找类似 Untitled 的本地化字符串。
+        ///   Looks up a localized string similar to Untitled.
         /// </summary>
         public static string UntitledTitle {
             get {
@@ -1141,7 +1177,7 @@ public static string UntitledTitle {
         }
         
         /// <summary>
-        ///   查找类似 Upload Images (Don&apos;t upload illegal images) 的本地化字符串。
+        ///   Looks up a localized string similar to Upload Images (Don&apos;t upload illegal images).
         /// </summary>
         public static string UploadImagesTitle {
             get {
@@ -1150,7 +1186,7 @@ public static string UploadImagesTitle {
         }
         
         /// <summary>
-        ///   查找类似 Uploading 的本地化字符串。
+        ///   Looks up a localized string similar to Uploading.
         /// </summary>
         public static string Uploading {
             get {
@@ -1159,7 +1195,7 @@ public static string Uploading {
         }
         
         /// <summary>
-        ///   查找类似 Upload Local Image（It&apos;s may not available in Mainland China） 的本地化字符串。
+        ///   Looks up a localized string similar to Upload Local Image（It&apos;s may not available in Mainland China）.
         /// </summary>
         public static string UploadLocalImage {
             get {
@@ -1168,7 +1204,7 @@ public static string UploadLocalImage {
         }
         
         /// <summary>
-        ///   查找类似 Would you want to save your changes? 的本地化字符串。
+        ///   Looks up a localized string similar to Would you want to save your changes?.
         /// </summary>
         public static string WhetherSaveChanges {
             get {
@@ -1177,7 +1213,7 @@ public static string WhetherSaveChanges {
         }
         
         /// <summary>
-        ///   查找类似 Wildcards 的本地化字符串。
+        ///   Looks up a localized string similar to Wildcards.
         /// </summary>
         public static string Wildcards {
             get {
@@ -1186,7 +1222,7 @@ public static string Wildcards {
         }
         
         /// <summary>
-        ///   查找类似 Words 的本地化字符串。
+        ///   Looks up a localized string similar to Words.
         /// </summary>
         public static string Words {
             get {
@@ -1195,7 +1231,7 @@ public static string Words {
         }
         
         /// <summary>
-        ///   查找类似 Word Wrap 的本地化字符串。
+        ///   Looks up a localized string similar to Word Wrap.
         /// </summary>
         public static string WordWrap {
             get {
diff --git a/MarkDownEditor/Properties/Resources.resx b/MarkDownEditor/Properties/Resources.resx
index 02d8c63..60e3bc0 100644
--- a/MarkDownEditor/Properties/Resources.resx
+++ b/MarkDownEditor/Properties/Resources.resx
@@ -498,4 +498,16 @@
   <data name="ReplaceCompleted" xml:space="preserve">
     <value>Replace Completed!</value>
   </data>
+  <data name="AddCustomCSS" xml:space="preserve">
+    <value>Add custom css files</value>
+  </data>
+  <data name="CopyCSS" xml:space="preserve">
+    <value>Please copy your custom css file into the following folder. It'll take effect after restart.</value>
+  </data>
+  <data name="NoCSS" xml:space="preserve">
+    <value>No CSS</value>
+  </data>
+  <data name="OpenThisFolder" xml:space="preserve">
+    <value>Open This Folder</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/MarkDownEditor/Properties/Resources.zh-CN.resx b/MarkDownEditor/Properties/Resources.zh-CN.resx
index caf82d7..e7ae283 100644
--- a/MarkDownEditor/Properties/Resources.zh-CN.resx
+++ b/MarkDownEditor/Properties/Resources.zh-CN.resx
@@ -498,4 +498,16 @@
   <data name="ReplaceCompleted" xml:space="preserve">
     <value>替换完成</value>
   </data>
+  <data name="AddCustomCSS" xml:space="preserve">
+    <value>添加自定义CSS文件</value>
+  </data>
+  <data name="CopyCSS" xml:space="preserve">
+    <value>请将自定义CSS文件复制到以下文件夹（重启后生效）</value>
+  </data>
+  <data name="NoCSS" xml:space="preserve">
+    <value>无CSS</value>
+  </data>
+  <data name="OpenThisFolder" xml:space="preserve">
+    <value>打开该文件夹</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/MarkDownEditor/ViewModel/MainViewModel.cs b/MarkDownEditor/ViewModel/MainViewModel.cs
index 8a08c5e..10b818c 100644
--- a/MarkDownEditor/ViewModel/MainViewModel.cs
+++ b/MarkDownEditor/ViewModel/MainViewModel.cs
@@ -53,8 +53,8 @@ public MainViewModel()
 
             var css = Directory.GetFiles(Path.Combine(AppDomain.CurrentDomain.SetupInformation.ApplicationBase, "css"), "*.css")
                 .Select(s=>Path.GetFileName(s)).ToList();
-            css.Insert(0, "No CSS");
-            css.Add("Add custom css files");
+            css.Insert(0, Properties.Resources.NoCSS);
+            css.Add(Properties.Resources.AddCustomCSS);
             CssFiles = css;
 
             CurrentCssFileIndex = 2;
@@ -87,7 +87,7 @@ public override void Cleanup()
         private string markdownSourceTempPath = Path.GetTempFileName();
         private string previewSourceTempPath = Path.GetTempFileName() + ".html";
 
-        public string Title => DocumentTitle + (IsModified ? "(*)" : "") + " ---- MarkDown Editor Beta";
+        public string Title => DocumentTitle + (IsModified ? "(*)" : "") + " ---- MarkDownEditor";
 
         private CultureInfo cultureInfo = new CultureInfo(Properties.Settings.Default.Language);
         public CultureInfo CultureInfo
@@ -1178,9 +1178,9 @@ await DialogCoordinator.Instance.ShowMessageAsync(this, Properties.Resources.Sav
         private async void ShowCustomCSSMessage()
         {
             var path = Path.Combine(AppDomain.CurrentDomain.SetupInformation.ApplicationBase, "css");
-            var ret = await DialogCoordinator.Instance.ShowMessageAsync(this, "Please copy your custom css file into the following folder. It'll take effect after restart.",
+            var ret = await DialogCoordinator.Instance.ShowMessageAsync(this, Properties.Resources.CopyCSS,
                 path, MessageDialogStyle.AffirmativeAndNegative,
-                new MetroDialogSettings() { ColorScheme= MetroDialogColorScheme.Accented, AffirmativeButtonText="Open This Folder",
+                new MetroDialogSettings() { ColorScheme= MetroDialogColorScheme.Accented, AffirmativeButtonText=Properties.Resources.OpenThisFolder,
                     NegativeButtonText = Properties.Resources.Cancel});
             if (ret == MessageDialogResult.Affirmative)
                 Process.Start(path);
diff --git a/Readme.md b/Readme.md
index 13f0b32..74517b8 100644
--- a/Readme.md
+++ b/Readme.md
@@ -57,3 +57,25 @@ For Win10 users, the .Net Framework 4.5 has been preinstalled.
 
 # Dev
 For a WPF project, I recommand VS2015 Community Edition to build.
+
+# 3rdParty
+
+- [Chromium Embedded Framework](https://bitbucket.org/chromiumembedded/cef)
+- [CefSharp](https://github.com/cefsharp/CefSharp)
+- [MahApps.Metro](https://github.com/MahApps/MahApps.Metro)
+- [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json)
+- [AvalonEdit](https://github.com/icsharpcode/AvalonEdit)
+- [MVVM Light Toolkit](http://www.mvvmlight.net/)
+- [Imgur.API](http://imgurapi.readthedocs.org/en/latest/)
+- [SimpleHelpers.Net](https://github.com/khalidsalomao/SimpleHelpers.Net)
+- [UDE.CSharp](https://github.com/errepi/ude)
+- [The WiX Toolset](http://wixtoolset.org/)
+
+# Thanks
+
+- [Making AvalonEdit MVVM compatible](http://stackoverflow.com/questions/12344367/making-avalonedit-mvvm-compatible)
+- [Wix 安装部署教程](http://www.cnblogs.com/stoneniqiu/category/522235.html)
+- [Markdown CSS](https://github.com/markdowncss/markdowncss.github.io)
+- [Markdown CSS](https://github.com/simonlc/Markdown-CSS)
+- [github.css](https://gist.github.com/andyferra/2554919)
+- [分享一个Markdown css](http://www.oschina.net/question/124879_76399?fromerr=LWBSwh1E)