diff --git a/images/head.jpg b/images/head.jpg
deleted file mode 100644
index 1b234a3..0000000
Binary files a/images/head.jpg and /dev/null differ
diff --git a/images/head.png b/images/head.png
new file mode 100644
index 0000000..cca76db
Binary files /dev/null and b/images/head.png differ
diff --git a/images/qq.jpeg b/images/qq.jpeg
new file mode 100644
index 0000000..d6d850e
Binary files /dev/null and b/images/qq.jpeg differ
diff --git a/index.html b/index.html
index d27ff0a..1a058f9 100644
--- a/index.html
+++ b/index.html
@@ -36,7 +36,7 @@
         <ul class="layui-nav layui-layout-right">
             <li class="layui-nav-item">
                 <a href="javascript:;">
-                    <img src="images/head.jpg" class="layui-nav-img">
+                    <img src="images/head.png" class="layui-nav-img">
                     bobi
                 </a>
                 <dl class="layui-nav-child">
@@ -121,8 +121,9 @@
     </div>
     <!--底部信息-->
     <div class="layui-footer">
-        Copyright ©2018-©2018 ok-admin v1.0 All Rights Reserved
-        <button class="layui-btn layui-btn-danger layui-btn-xs">捐赠作者</button>
+        Copyright ©2018-©2019 ok-admin v1.0 All Rights Reserved
+        <button class="layui-btn layui-btn-danger layui-btn-xs donate">捐赠作者</button>
+        <button class="layui-btn layui-btn-danger layui-btn-xs communication">QQ群交流</button>
     </div>
 </div>
 <div class="yy"></div>
@@ -131,4 +132,4 @@
 <script src="lib/nprogress/nprogress.js"></script>
 <script src="js/okadmin.js"></script>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/js/okadmin.js b/js/okadmin.js
index 88c04ec..74b1f0d 100644
--- a/js/okadmin.js
+++ b/js/okadmin.js
@@ -54,7 +54,7 @@ layui.use(['element', 'layer'], function () {
     /**
      * 捐赠作者
      */
-    $(".layui-footer button").click(function () {
+    $(".layui-footer button.donate").click(function () {
         layer.tab({
             area: ["330px", "350px"],
             tab: [{
@@ -67,6 +67,19 @@ layui.use(['element', 'layer'], function () {
         });
     });
 
+    /**
+     * QQ群交流
+     */
+    $(".layui-footer button.communication").click(function () {
+        layer.tab({
+            area: ["330px", "350px"],
+            tab: [{
+                title: "QQ群",
+                content: "<img src='images/qq.jpeg' width='200' height='300' style='margin-left: 60px'>"
+            }]
+        });
+    });
+
     /**
      * 退出操作
      */
@@ -98,4 +111,4 @@ layui.use(['element', 'layer'], function () {
             });
         });
     });
-});
\ No newline at end of file
+});
diff --git a/welcome.html b/welcome.html
index 7616367..72a25a8 100644
--- a/welcome.html
+++ b/welcome.html
@@ -11,6 +11,12 @@
     <link rel="stylesheet" href="css/scroll-bar.css">
     <link rel="stylesheet" href="css/sub-page.css">
     <link rel="stylesheet" href="//at.alicdn.com/t/font_693759_hsptnwurztv.css">
+    <style>
+        .tpwthwidt .copyright_1krNJUA{
+            display: none;
+            color: red;
+        }
+    </style>
 </head>
 <body>
 <div class="ok-body">
@@ -95,7 +101,7 @@
             <td><a href="http://ok-admin.xlbweb.cn" target="_blank">http://ok-admin.xlbweb.cn</a></td>
         </tr>
         <tr>
-            <td>服务器地址2（稳定）</td>
+            <td>服务器地址2</td>
             <td><a href="https://bobi1234.gitee.io/ok-admin" target="_blank">https://bobi1234.gitee.io/ok-admin</a></td>
         </tr>
         <tr>
@@ -136,23 +142,23 @@
         <tbody>
         <tr>
             <td>开发者</td>
-            <td>bobi(jxjy.ing@foxmail.com)</td>
+            <td>bobi - <a href="mailto:bobi1234@foxmail.com">bobi1234@foxmail.com</a></td>
         </tr>
         <tr>
             <td>下载地址1</td>
             <td>
-                <a class="layui-btn layui-btn-xs" href="https://github.com/bobi1234/ok-admin" target="_blank">Github</a>
-                &nbsp;&nbsp;目前正在不间断迭代开发中，请大家多多
-                <a class="layui-btn layui-btn-danger layui-btn-xs" href="https://github.com/bobi1234/ok-admin" target="_blank">Star</a>
+                <a class="layui-btn layui-btn-xs" href="https://gitee.com/bobi1234/ok-admin" target="_blank">Gitee</a>
+                &nbsp;&nbsp;&nbsp;&nbsp;目前正在不间断迭代开发中，请大家多多
+                <a class="layui-btn layui-btn-danger layui-btn-xs" href="https://gitee.com/bobi1234/ok-admin" target="_blank">Star</a>
                 ，您的鼓励就是我开发的动力，O(∩_∩)O谢谢~
             </td>
         </tr>
         <tr>
             <td>下载地址2</td>
             <td>
-                <a class="layui-btn layui-btn-xs" href="https://gitee.com/bobi1234/ok-admin" target="_blank">Gitee</a>
-                &nbsp;&nbsp;&nbsp;&nbsp;目前正在不间断迭代开发中，请大家多多
-                <a class="layui-btn layui-btn-danger layui-btn-xs" href="https://gitee.com/bobi1234/ok-admin" target="_blank">Star</a>
+                <a class="layui-btn layui-btn-xs" href="https://github.com/bobi1234/ok-admin" target="_blank">Github</a>
+                &nbsp;&nbsp;目前正在不间断迭代开发中，请大家多多
+                <a class="layui-btn layui-btn-danger layui-btn-xs" href="https://github.com/bobi1234/ok-admin" target="_blank">Star</a>
                 ，您的鼓励就是我开发的动力，O(∩_∩)O谢谢~
             </td>
         </tr>
@@ -270,4 +276,4 @@
     tpwidget("show");
 </script>
 </body>
-</html>
\ No newline at end of file
+</html>
