diff --git a/application/config/routes.php b/application/config/routes.php
index 1339115..539fa19 100644
--- a/application/config/routes.php
+++ b/application/config/routes.php
@@ -55,4 +55,7 @@ $route['translate_uri_dashes'] = FALSE;
 //API路由
 $route['api/upload'] = 'upload/localhost';
 $route['api/upload/parse'] = 'upload/parse';
-$route['api/upload/(:any)'] = 'upload/localhost/$1';
\ No newline at end of file
+$route['api/upload/(:any)'] = 'upload/localhost/$1';
+$route['api/parse'] = '/upload/parse';
+//删除链接
+$route['delete/(:any)'] = '/del/token/$1';
\ No newline at end of file
diff --git a/application/controllers/Del.php b/application/controllers/Del.php
index 7536a67..8614f7d 100644
--- a/application/controllers/Del.php
+++ b/application/controllers/Del.php
@@ -1,5 +1,11 @@
 <?php
-    // 该控制器删除图片
+/**
+ * ImgURL删除图片类
+ *
+ * @package upgrade
+ * @author xiaoz
+ * @link https://imgurl.org/
+ */
     defined('BASEPATH') OR exit('No direct script access allowed');
     class Del extends CI_Controller{
         //构造函数
@@ -8,14 +14,16 @@
 
             //加载模型
             $this->load->model('query','',TRUE);
+            //加载数据库模型
+            $this->load->model('delete','',TRUE);
             //加载类
             $this->load->library('basic');
-            //检测是否登录
-            $this->basic->is_login(TRUE);
-            
         }
-        //根据img_images ID删除图片
+        //根据img_images ID删除图片，需要检查用户是否登录
         public function id($id){
+            //检测是否登录
+            $this->basic->is_login(TRUE);
+
             @$id = (int)$id;
 
             $img = $this->query->img_id($id);
@@ -38,5 +46,32 @@
             $re = json_encode($re);
             echo $re;
         }
+        //根据token删除单张图片，不需要登录，只需要知道token即可
+        public function token($value){
+            //对value进行过滤
+            $value = trim($value);
+            $value = strip_tags($value);
+            $len = strlen($value);
+            if($len !== 16){
+                exit('不是有效的token！');
+            }
+            //获取图片信息
+            $img = $this->query->get_token($value);
+            //如果返回空，说明token不存在
+            if($img === NULL){
+                exit('token不存在，可能是图片已经被删除！');
+            }
+            //删除图片
+            //从数据库中删除
+            $this->delete->del_img($img->imgid);
+            //从磁盘中删除
+            $path = FCPATH.$img->path;
+            $thumbnail_path = FCPATH.$img->thumb_path;
+            //缩略图地址
+            unlink($path);
+            unlink($thumbnail_path);
+
+            echo '图片已删除！';
+        }
     }
 ?>
\ No newline at end of file
diff --git a/application/controllers/Maintain.php b/application/controllers/Maintain.php
index 62293af..2f420d3 100644
--- a/application/controllers/Maintain.php
+++ b/application/controllers/Maintain.php
@@ -58,6 +58,15 @@
             // $query = $this->db->query($sql)->row();
             // var_dump($query);
         }
+        //版本升级
+        public function upgrade(){
+            $data['admin_title']    =   'ImgURL升级';
+            //加载视图
+            $this->load->view('admin/header',$data);
+            $this->load->view('admin/left');
+            $this->load->view('admin/upgrade');
+            $this->load->view('admin/footer');
+        }
         
     }
 ?>
\ No newline at end of file
diff --git a/application/controllers/Upgrade.php b/application/controllers/Upgrade.php
new file mode 100644
index 0000000..f676118
--- /dev/null
+++ b/application/controllers/Upgrade.php
@@ -0,0 +1,32 @@
+<?php
+/**
+ * ImgURL升级类
+ *
+ * @package upgrade
+ * @author xiaoz
+ * @link https://imgurl.org/
+ */
+
+defined('BASEPATH') OR exit('No direct script access allowed');
+class Upgrade extends CI_Controller{
+    //构造函数
+    public function __construct(){
+        parent::__construct();
+
+        //加载辅助类
+        $this->load->library('basic');
+        $this->basic->is_login(TRUE);
+        //加载模型
+        $this->load->model('query','',TRUE);
+    }
+    public function v22_to_v23(){
+        //升级数据库操作
+        $result = $this->query->to23();
+        if($result){
+            echo '升级完毕，请关闭此页面！';
+        }
+        else{
+            echo '升级失败，未知错误！';
+        }
+    }
+}
\ No newline at end of file
diff --git a/application/controllers/Upload.php b/application/controllers/Upload.php
index a5cf28d..975ecc0 100644
--- a/application/controllers/Upload.php
+++ b/application/controllers/Upload.php
@@ -21,6 +21,8 @@
         public $temp;
         //用户是否已经登录的属性
         protected $user;
+        //获取站点主域名
+        protected $main_domain;
         //构造函数
         public function __construct()
         {
@@ -44,6 +46,8 @@
             $this->load->library('basic');
             //加载查询模型
             $this->load->model('query','',TRUE);
+            $this->main_domain = $this->basic->domain();
+            
             //用户已经登录
             if($this->basic->is_login(FALSE)){
                 $this->user = 'admin';
@@ -155,7 +159,17 @@
                 }
                 //图片没有上传过
                 else{
-                    //需要插入到images表的数据
+                    $arr = array(
+                        "ip"    =>  get_ip(),
+                        "ua"    =>  get_ua(),
+                        "date"  =>  $this->date
+                    );
+                    
+                    //生成token
+                    $token = $this->token($arr);
+                    //生成删除链接
+                    $delete = $this->main_domain.'/delete/'.$token;
+                    //需要插入到img_images表的数据
                     $datas = array(
                         "imgid"     =>  $imgid,
                         "path"      =>  $relative_path,
@@ -165,7 +179,8 @@
                         "ua"        =>  get_ua(),
                         "date"      =>  $this->date,
                         "user"      =>  $this->user,
-                        "level"     =>  'unknown'
+                        "level"     =>  'unknown',
+                        "token"     =>  $token
                     );
                     //需要插入到imginfo表的数据
                     $imginfo = array(
@@ -189,7 +204,8 @@
                         "url"               =>  $url,
                         "thumbnail_url"     =>  $thumbnail_url,
                         "width"             =>  $data['image_width'],
-                        "height"            =>  $data['image_height']
+                        "height"            =>  $data['image_height'],
+                        "delete"            =>  $delete
                     );
                     //根据不同的类型返回不同的数据
                     $this->re_data($type,$info);
@@ -442,5 +458,22 @@
             $this->succeed_msg($info);
             //echo $re;
         }
+        /*
+        1. 该方法生成图片的唯一删除token
+        2. 参数为一个数组，内容为IP/UA/DATE
+        3. ip + ua + date + 4位随机数，进行md5加密得到token
+        */
+        protected function token($arr){
+            $ip = $arr['ip'];
+            $ua = $arr['ua'];
+            $date = $arr['date'];
+            //生成4位随机数
+            $str =  GetRandStr(4);
+            $token = $ip.$ua.$date.$str;
+            $token = md5($token);
+            //token只需要16位
+            $token = substr($token, 8, 16);
+            return $token;
+        }
     }
 ?>
\ No newline at end of file
diff --git a/application/helpers/basic_helper.php b/application/helpers/basic_helper.php
index 970dcd1..cb1a489 100644
--- a/application/helpers/basic_helper.php
+++ b/application/helpers/basic_helper.php
@@ -141,4 +141,24 @@
             return $img['path'];
         }
     }
+    //生成4位随机数，方法来自：https://blog.csdn.net/happy_jijiawei/article/details/50581094
+    function GetRandStr($len) 
+    { 
+        $chars = array( 
+            "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",  
+            "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",  
+            "w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",  
+            "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",  
+            "S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",  
+            "3", "4", "5", "6", "7", "8", "9" 
+        ); 
+        $charsLen = count($chars) - 1; 
+        shuffle($chars);   
+        $output = ""; 
+        for ($i=0; $i<$len; $i++) 
+        { 
+            $output .= $chars[mt_rand(0, $charsLen)]; 
+        }  
+        return $output;  
+    }
 ?>
\ No newline at end of file
diff --git a/application/libraries/Basic.php b/application/libraries/Basic.php
index 5ca61af..0fd1599 100644
--- a/application/libraries/Basic.php
+++ b/application/libraries/Basic.php
@@ -134,5 +134,10 @@
                     break;
             }
         }
+        //获取站点主域名
+        public function domain(){
+            $domain = $this->CI->query->get_domain();
+            return $domain;
+        }
     }
 ?>
\ No newline at end of file
diff --git a/application/models/Query.php b/application/models/Query.php
index dd190ca..86d98ae 100644
--- a/application/models/Query.php
+++ b/application/models/Query.php
@@ -323,5 +323,46 @@
             $datas = $this->db->query($sql)->result_array();
             return $datas;
         }
+        //v2.2升级v2.3
+        public function to23(){
+            // $sql = 'alter table "img_images" ADD "token"  TEXT(16) DEFAULT NULL;
+            // CREATE UNIQUE INDEX "token" ON "img_images" ("token" ASC);
+            // ';
+            $sqls = array(
+                'alter table "img_images" ADD "token"  TEXT(16) DEFAULT NULL;',
+                'CREATE UNIQUE INDEX "token" ON "img_images" ("token" ASC)',
+                'CREATE UNIQUE INDEX "imginfo_imgid" ON "img_imginfo" ("imgid" ASC)'
+            );
+            //遍历SQL语句
+            foreach ($sqls as $value) {
+                $datas = $this->db->query($value);
+            }
+            //var_dump($datas);
+            if($datas){
+                return TRUE;
+            }
+            else{
+                return FALSE;
+            }
+        }
+        //查询站点主域名
+        public function get_domain() {
+            $sql = 'SELECT "values" FROM "img_options" WHERE `name` = "site_url"';
+            $data = $this->db->query($sql)->row();
+            
+            if($data){
+                return $data->values;
+            }
+            else{
+                return FALSE;
+            }
+        }
+        //根据token查询图片信息
+        public function get_token($value){
+           //先获取img id
+           $sql = "SELECT a.*,b.mime,b.width,b.height,b.views,b.ext,b.client_name FROM img_images AS a INNER JOIN img_imginfo AS b ON a.token = '{$value}' AND a.imgid = b.imgid";
+           $imginfo = $this->db->query($sql)->row();
+           return $imginfo;
+        }
     }
 ?>
\ No newline at end of file
diff --git a/application/views/admin/header.php b/application/views/admin/header.php
index bf3fcc7..2a9b323 100644
--- a/application/views/admin/header.php
+++ b/application/views/admin/header.php
@@ -13,7 +13,7 @@
 	<title><?php echo $admin_title; ?> - ImgURL后台管理</title>
   	<link rel="stylesheet" href="/static/layui/css/layui.css">
   	<link rel="stylesheet" href="/static/font-awesome/css/font-awesome.min.css">
-	<link rel="stylesheet" href="/static/css/admin.css?v=<?php echo $version; ?>">
+	  <link rel="stylesheet" href="/static/css/admin.css?v=<?php echo $version; ?>">
 	<script src = "/static/js/jquery.min.js"></script>
 </head>
 <body class="layui-layout-body">
diff --git a/application/views/admin/images.php b/application/views/admin/images.php
index d18ff51..5e143d4 100644
--- a/application/views/admin/images.php
+++ b/application/views/admin/images.php
@@ -140,7 +140,15 @@
 		<div class="layui-col-lg6" id = "paging">
             <?php echo $page; ?>
         </div>
-        <div class="layui-col-lg6">
+        <div class="layui-col-lg3">
+	        <span>操作：</span>
+	        <div class="layui-btn-group">
+			  <button type="button" class="layui-btn layui-btn-xs" onclick = "check_all()">全选</button>
+			  <button type="button" class="layui-btn layui-btn-xs" onclick = "cancel_all()">取消全选</button>
+			  <!--<button type="button" class="layui-btn layui-btn-xs" onclick = "invert_selection()">反选</button>-->
+			</div>
+	    </div>
+        <div class="layui-col-lg3">
             <!-- <button class="layui-btn layui-btn-xs" id = "checkAll">全选</button>--> <label>选中项：</label><button class="layui-btn layui-btn-xs layui-btn-danger" onclick = "del_more()">删除</button> 
         </div>
 	</div>
diff --git a/application/views/admin/index.php b/application/views/admin/index.php
index 90955be..9c5be72 100644
--- a/application/views/admin/index.php
+++ b/application/views/admin/index.php
@@ -1,3 +1,4 @@
+<script src="/static/js/Chart.min.js"></script>
 <div class="layui-container" style = "margin-top:2em;">
 	<div class="layui-row layui-col-space20">
 		<div class="layui-col-lg3">
diff --git a/application/views/admin/left.php b/application/views/admin/left.php
index a8a4693..e050145 100644
--- a/application/views/admin/left.php
+++ b/application/views/admin/left.php
@@ -34,8 +34,9 @@
 		<li class="layui-nav-item">
           <a href="javascript:;"><i class="layui-icon layui-icon-app"></i> 管理维护</a>
           <dl class="layui-nav-child">
-			<dd><a href="javascript:;" onclick = "version()">当前版本</a></dd>
-			<dd><a href="/maintain/upto2">1.x升级2.x</a></dd>
+          <dd><a href="javascript:;" onclick = "version()">当前版本</a></dd>
+          <dd><a href="/maintain/upto2">1.x升级2.x</a></dd>
+          <dd><a href="/maintain/upgrade">版本升级</a></dd>
 			<!-- <dd><a href="/maintain/upto2">检查更新</a></dd> -->
             <!-- <dd><a href="javascript:;">FTP</a></dd> -->
             <!-- <dd><a href="">七牛云</a></dd>
diff --git a/application/views/admin/upgrade.php b/application/views/admin/upgrade.php
new file mode 100644
index 0000000..71e3d8c
--- /dev/null
+++ b/application/views/admin/upgrade.php
@@ -0,0 +1,22 @@
+<?php
+    //读取版本号
+    $content = file_get_contents(FCPATH."/data/version.txt");
+    $content = explode("-",$content);
+    $version = $content[0];
+?>
+<div class="layui-container" style = "margin-top:2em;">
+    <div class="layui-row">
+        <div class="layui-col-lg12">
+            <div>
+                <ol>
+                    <li>1. 您当前使用的版本为<code style = "color:red;"><?php echo $version; ?></code></li>
+                    <li>2. 升级之前请备份数据，升级之前请备份数据，升级之前请备份数据</li>
+                    <li>3. 不要跨版本升级</li>
+                    <li>4. 上述准备完成后，点击下方对应的版本进行升级</li>
+                    <li>4. 没事不要乱点，否则后果自负</li>
+                </ol>
+            </div>
+            <div style = "margin-top:1em;"><a href="/upgrade/v22_to_v23" class="layui-btn" target = "_blank">v2.2 > v2.3</a></div>
+        </div>
+    </div>
+</div>
\ No newline at end of file
diff --git a/application/views/user/footer.php b/application/views/user/footer.php
index 75e46cd..bfa278a 100644
--- a/application/views/user/footer.php
+++ b/application/views/user/footer.php
@@ -10,8 +10,9 @@
 	<div class = "footer">
 		<div class = "layui-container">
 			<div class = "layui-row">
+				<!--未经作者授权，请勿去掉版权，谢谢-->
 				<div class = "layui-col-lg12">
-					Copyright © 2017-2019 Powered by <a href="https://imgurl.org/" target = "_blank">ImgURL</a> | Author <a href="https://www.xiaoz.me/" target = "_blank">xiaoz.me</a> | 
+					Copyright © 2017-2019 Powered by <a href="https://imgurl.org/" target = "_blank" title = "ImgURL是一个开源免费的图床程序">ImgURL</a> | Author <a href="https://www.xiaoz.me/" target = "_blank" title = "小z博客">xiaoz.me</a> | 
 					<!-- 简单判断用户是否登录 -->
 					<?php if((isset($_COOKIE['user'])) && (isset($_COOKIE['token']))){ ?>
 						<a href="/user/logout">logout</a>
diff --git a/application/views/user/header.php b/application/views/user/header.php
index 2c6d151..fa18b42 100644
--- a/application/views/user/header.php
+++ b/application/views/user/header.php
@@ -45,8 +45,13 @@
                             <li class="layui-nav-item"><a href="/home/multiple"><i class="layui-icon layui-icon-upload"></i> 多图上传</a></li>
                             <li class="layui-nav-item"><a href="/found"><i class="layui-icon layui-icon-search"></i> 探索发现</a></li>
                             <li class="layui-nav-item"><a href="/home/log"><i class="layui-icon layui-icon-notice"></i> 更新日志</a></li>
-                            <li class="layui-nav-item"><a href="https://doc.xiaoz.me/#/imgurl2/api" target = "_blank"><i class="layui-icon layui-icon-template-1"></i> API</a></li>
-                            <li class="layui-nav-item"><a href="https://doc.xiaoz.me/#/imgurl2/" target = "_blank" rel = "nofollow"><i class="layui-icon">&#xe705;</i> 帮助文档</a></li>
+                            <li class="layui-nav-item">
+                                <a href="https://dwz.ovh/imgurldoc" target = "_blank" rel = "nofollow"><i class="layui-icon">&#xe705;</i> 帮助文档</a>
+                                <dl class="layui-nav-child"> <!-- 二级菜单 -->
+                                    <dd><a href="https://www.xiaoz.me/doc/doc-imgurl/install" rel = "nofollow" target = "_blank">安装ImgURL</a></dd>
+                                    <dd><a href="https://www.xiaoz.me/doc/doc-imgurl/api" rel = "nofollow" target = "_blank">ImgURL API</a></dd>
+                                    </dl>
+                            </li>
                             <li class="layui-nav-item"><a href="https://github.com/helloxz/imgurl" target = "_blank" rel = "nofollow"><i class="layui-icon">&#xe635;</i> 源码</a></li>
                             <li class="layui-nav-item"><a href="/page/use"><i class="layui-icon">&#xe60b;</i> 关于</a></li>
                             <!-- 简单判断用户是否登录 -->
diff --git a/application/views/user/home.php b/application/views/user/home.php
index f0adf2d..3552971 100644
--- a/application/views/user/home.php
+++ b/application/views/user/home.php
@@ -40,14 +40,14 @@
             <!-- 图片显示区域 -->
             <!-- 显示缩略图 -->
             <div class="layui-col-lg4">
-                <div id = "img-thumb"><a href="" target = "_blank"><img src="" alt=""></a></div>
+                <div id = "img-thumb"><a href="" target = "_blank"><img src="" alt="点此可查看详情"></a></div>
             </div>
             <!-- 显示地址 -->
             <div class="layui-col-lg7 layui-col-md-offset1">
                 <div id="links">
-                    <table class="layui-table" lay-skin="nob">
+                    <table class="layui-table" lay-skin="nob" lay-size="sm">
                         <colgroup>
-                            <col width="80">
+                            <col width="100">
                             <col width="450">
                             <col>
                         </colgroup>
@@ -72,6 +72,11 @@
                                 <td><input type="text" class="layui-input" id="bbcode" data-cip-id="bbcode"></td>
                                 <td><a href="javascript:;" class="layui-btn layui-btn-sm" onclick="copyurl('bbcode')">复制</a></td>
                             </tr>
+                            <tr>
+                                <td>Delete Link</td>
+                                <td><input type="text" class="layui-input" id="dlink" data-cip-id="dlink"></td>
+                                <td><a href="javascript:;" class="layui-btn layui-btn-sm" onclick="copyurl('dlink')">复制</a></td>
+                            </tr>
                         </tbody>
                     </table>
                 </div>
@@ -91,7 +96,7 @@
 	    targetElement: load1,
 		isCompleteImg:false,
 	    data:{
-	        name:"alanzhang",
+	        name:"imgurl",
 	    },
 	    success:function(data){
 	        //转为对象
@@ -125,11 +130,13 @@
 	        }
 	        else{
 		        layer.msg(res.msg);
+		        layer.closeAll('loading');
 	        }
 	    },
 		error: function(error){
 			layer.closeAll('loading'); 
 			layer.msg('上传失败！');
+			layer.closeAll('loading');
 		}
 	});
 </script>
diff --git a/application/views/user/log.php b/application/views/user/log.php
index c778bf1..aba5270 100644
--- a/application/views/user/log.php
+++ b/application/views/user/log.php
@@ -4,6 +4,22 @@
             <div id="timeline">
             <!-- <h2 sytle = "line-height:1em;">ImgURL更新日志</h2> -->
             <ul class="layui-timeline">
+            <li class="layui-timeline-item">
+                <i class="layui-icon layui-timeline-axis">&#xe63f;</i>
+                <div class="layui-timeline-content layui-text">
+                <h3 class="layui-timeline-title">2019年6月</h3>
+                    <p>ImgURL v2.3发布</p>
+                    <ul>
+                        <li>API支持base64编码上传</li>
+                        <li>支持.webp上传</li>
+                        <li>增加IIS rewrite规则</li>
+                        <li>SEO优化</li>
+                        <li>优化探索发现，最多显示160张图片</li>
+                        <li>优化图片管理，支持按ID/ImgID/IP/时间等条件筛选图片，已支持全选操作</li>
+                        <li>修复部分用户启用CDN后无法登录问题</li>
+                    </ul>
+                </div>
+            </li>
             <li class="layui-timeline-item">
                 <i class="layui-icon layui-timeline-axis">&#xe63f;</i>
                 <div class="layui-timeline-content layui-text">
diff --git a/application/views/user/multiple.php b/application/views/user/multiple.php
index 7d06627..9814614 100644
--- a/application/views/user/multiple.php
+++ b/application/views/user/multiple.php
@@ -25,6 +25,7 @@
                     <li>HTML</li>
                     <li>Markdown</li>
                     <li>BBCode</li>
+                    <li>Delete Link</li>
                 </ul>
                 <div class="layui-tab-content" style="height: 100px;">
                     <!-- 第一个选显卡结果 -->
@@ -43,6 +44,10 @@
                     <div class="layui-tab-item" id = "re-bbc">
                         <pre></pre>
                     </div>
+                    <!-- 返回删除链接 -->
+                    <div class="layui-tab-item" id = "re-dlink">
+                        <pre></pre>
+                    </div>
                 </div>
             </div>
             <!-- 导出txt按钮 -->
diff --git a/data/imgurl-simple.db3 b/data/imgurl-simple.db3
index 66e7b22..4e8c73f 100644
Binary files a/data/imgurl-simple.db3 and b/data/imgurl-simple.db3 differ
diff --git a/data/version.txt b/data/version.txt
index 2917133..2bd9311 100644
--- a/data/version.txt
+++ b/data/version.txt
@@ -1 +1 @@
-v2.24-20190530
\ No newline at end of file
+v2.3-20190605
\ No newline at end of file
diff --git a/static/embed.js b/static/embed.js
index 433766a..419a1a2 100644
--- a/static/embed.js
+++ b/static/embed.js
@@ -68,6 +68,7 @@ layui.use(['upload','form','element','layer','flow'], function(){
                     $("#html").val("<img src = '" + res.url + "' />");
                     $("#markdown").val("![](" + res.url + ")");
                     $("#bbcode").val("[img]" + res.url + "[/img]");
+                    $("#dlink").val(res.delete);
                     $("#imgshow").show();
                     //对图片进行鉴黄识别
                     identify(res.id);
@@ -95,6 +96,7 @@ layui.use(['upload','form','element','layer','flow'], function(){
                 $("#re-html pre").empty();
                 $("#re-md pre").empty();
                 $("#re-bbc pre").empty();
+                $("#re-dlink pre").empty();
                 layer.load(); //上传loading
                 n = 0;
             }
@@ -110,7 +112,7 @@ layui.use(['upload','form','element','layer','flow'], function(){
                 if(res.code == 200){
                     //得到百分比
                     //var col = (n / total) * 100;
-                    multiple(res.url);
+                    multiple(res.url,res.delete);
                     //对图片进行鉴黄识别
                     identify(res.id);
                     //element.progress('up-status', col + '%');
@@ -128,11 +130,12 @@ layui.use(['upload','form','element','layer','flow'], function(){
 });
 
 //显示多图上传结果
-function multiple(url){
+function multiple(url,dlink){
     $("#re-url pre").append(url + "<br>");
     $("#re-html pre").append("&lt;img src = '" + url + "' /&gt;" + "<br>");
     $("#re-md pre").append("![](" + url + ")" + "<br>");
     $("#re-bbc pre").append("[img]" + url + "[/img]" + "<br>");
+    $("#re-dlink pre").append(dlink + "<br>");
 }
 
 //复制链接
@@ -266,4 +269,9 @@ function createAndDownloadFile(fileName, content) {
     aTag.href = URL.createObjectURL(blob);
     aTag.click();
     URL.revokeObjectURL(blob);
-}
\ No newline at end of file
+}
+
+//改用jquery异步加载背景图
+$(document).ready(function(){
+	$("body").css("background-image","url('/static/images/bg.jpg')");
+});
\ No newline at end of file
diff --git a/static/js/admin.js b/static/js/admin.js
index 2d026f9..5c0aebe 100644
--- a/static/js/admin.js
+++ b/static/js/admin.js
@@ -281,4 +281,19 @@ function find_date_img(){
 		return FALSE;
 	}
 	window.location.href = '/manage/images/' + user + '/?date=' + date;
-}
\ No newline at end of file
+}
+//$("#quanxuan").click(function(){ 
+//	$("input[name='checkbox']").attr("checked","true"); 
+//})
+
+/*
+下面几个操作的方法来源于：https://www.cnblogs.com/diony/p/8028424.html
+*/
+//全选按钮
+function check_all(){
+	$("input[name='chk']").attr("checked","true"); 
+}
+//取消全选
+function cancel_all(){
+	$("input[name='chk']").removeAttr("checked"); 
+}
diff --git a/static/style.css b/static/style.css
index 57270db..2f95237 100644
--- a/static/style.css
+++ b/static/style.css
@@ -1,8 +1,8 @@
 body{
-    background-image:url('/static/images/bg.jpg');
+    /*background-image:url('/static/images/bg.jpg');*/
     background-size: cover;
-    width: 100%;
-    color:#232323;
+    /*width: 100%;
+    color:#232323;*/
 }
 @media screen and (max-width:640px) {
 	body{
@@ -358,7 +358,7 @@ body{
     margin-left:auto;
     margin-right:auto;
     
-    border: 1px solid #ECECEC;
+    /*border: 1px solid #ECECEC;*/
     border-radius: 5px;
     max-height: 175px;
 }
@@ -605,3 +605,10 @@ body{
         display: none;
     }
 }
+.title h2{
+	overflow: hidden;
+	text-overflow:ellipsis;
+}
+#links .layui-input{
+    height:32px;
+}
\ No newline at end of file