diff --git a/english/language.js b/english/language.js
index 808e5b5..9fa197d 100644
--- a/english/language.js
+++ b/english/language.js
@@ -13,18 +13,49 @@
     zh_CN: "/en/"
   }
 
+  console.log("hheheeh");
 
   var link = "";
   var word = "";
   var home = "Home";
 
+  var edit_url = "https://github.com/rust-lang-cn"
+  var github_id = document.getElementById("git-repository-button");
+  if (github_id != null && github_id.parentNode.href != undefined) {
+    edit_url = github_id.parentNode.href;
+    var repo_name = edit_url.split('/').pop();
+    var url_repo_name = repo_name.slice(0, -3);
+
+    if (url.indexOf(url_repo_name) > -1) {
+      var html_file = url.split(url_repo_name).pop();
+    } else if (url.indexOf(":3000") > -1) {
+      var html_file = url.split(":3000").pop();
+    } else {
+      var html_file = '/';
+    }
+    
+    
+    if (html_file == '/') {
+      edit_url += '/tree/master/src'
+    } else {
+      var md_len = html_file.indexOf('.html');
+      if (md_len > -1) {
+        var md_file = html_file.substring(0, md_len) + '.md';
+        edit_url += '/blob/master/src' + md_file;
+      }
+    }
+  }
+
+  var edit_node = '<a href="' + edit_url + '" title="报告错误或改进本页翻译" aria-label="报告错误或改进本页翻译" target="_blank"><i id="go-back-homepage" class="fa fa-pencil-square-o"></i></a>';
+
   if (url.indexOf(search.en) != -1 && url.indexOf(search.en) === (url.indexOf(host) + host.length)) {
     link = url.replace(search.en, replaceWith.en);
     word = "简体中文";
+    edit_node = "";
   } else if (url.indexOf(search.zh_CN) != -1 && url.indexOf(search.zh_CN) === (url.indexOf(host) + host.length)) {
     link = url.replace(search.zh_CN, replaceWith.zh_CN);
     word = "English";
-	home = "首页";
+	  home = "首页";
   }
 
   var home_node = '';
@@ -38,6 +69,6 @@
   var insertNode = document.getElementsByClassName('right-buttons');
   if (insertNode.length > 0) {
     var html = insertNode[0].innerHTML;
-    insertNode[0].innerHTML = home_node + html + lang_node;
+    insertNode[0].innerHTML = home_node + html + edit_node + lang_node;
   }
 })()  
diff --git a/language.js b/language.js
index 808e5b5..9fa197d 100644
--- a/language.js
+++ b/language.js
@@ -13,18 +13,49 @@
     zh_CN: "/en/"
   }
 
+  console.log("hheheeh");
 
   var link = "";
   var word = "";
   var home = "Home";
 
+  var edit_url = "https://github.com/rust-lang-cn"
+  var github_id = document.getElementById("git-repository-button");
+  if (github_id != null && github_id.parentNode.href != undefined) {
+    edit_url = github_id.parentNode.href;
+    var repo_name = edit_url.split('/').pop();
+    var url_repo_name = repo_name.slice(0, -3);
+
+    if (url.indexOf(url_repo_name) > -1) {
+      var html_file = url.split(url_repo_name).pop();
+    } else if (url.indexOf(":3000") > -1) {
+      var html_file = url.split(":3000").pop();
+    } else {
+      var html_file = '/';
+    }
+    
+    
+    if (html_file == '/') {
+      edit_url += '/tree/master/src'
+    } else {
+      var md_len = html_file.indexOf('.html');
+      if (md_len > -1) {
+        var md_file = html_file.substring(0, md_len) + '.md';
+        edit_url += '/blob/master/src' + md_file;
+      }
+    }
+  }
+
+  var edit_node = '<a href="' + edit_url + '" title="报告错误或改进本页翻译" aria-label="报告错误或改进本页翻译" target="_blank"><i id="go-back-homepage" class="fa fa-pencil-square-o"></i></a>';
+
   if (url.indexOf(search.en) != -1 && url.indexOf(search.en) === (url.indexOf(host) + host.length)) {
     link = url.replace(search.en, replaceWith.en);
     word = "简体中文";
+    edit_node = "";
   } else if (url.indexOf(search.zh_CN) != -1 && url.indexOf(search.zh_CN) === (url.indexOf(host) + host.length)) {
     link = url.replace(search.zh_CN, replaceWith.zh_CN);
     word = "English";
-	home = "首页";
+	  home = "首页";
   }
 
   var home_node = '';
@@ -38,6 +69,6 @@
   var insertNode = document.getElementsByClassName('right-buttons');
   if (insertNode.length > 0) {
     var html = insertNode[0].innerHTML;
-    insertNode[0].innerHTML = home_node + html + lang_node;
+    insertNode[0].innerHTML = home_node + html + edit_node + lang_node;
   }
 })()