diff --git a/404.html b/404.html
deleted file mode 100644
index c764cf0..0000000
--- a/404.html
+++ /dev/null
@@ -1,29 +0,0 @@
-<!doctype html>
-<html>
-<head>
-<meta charset="utf-8">
-<meta http-equiv="X-UA-Compatible" content="IE=edge">
-<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
-<title>404</title>
-<style>
-	body{
-		background-color:#444;
-		font-size:14px;
-	}
-	h3{
-		font-size:60px;
-		color:#eee;
-		text-align:center;
-		padding-top:30px;
-		font-weight:normal;
-	}
-</style>
-</head>
-
-<body>
-<h3>404，您请求的文件不存在!</h3>
-<script>
-setTimeout("javascript:location.href='https://img.545141.com/?i1'", 1000);
-</script>
-</body>
-</html>
diff --git a/i/Default upload folder b/i/Default upload folder
index e69de29..90db927 100644
--- a/i/Default upload folder	
+++ b/i/Default upload folder	
@@ -0,0 +1 @@
+Picture upload directory, can be deleted.
\ No newline at end of file
diff --git a/libs/function.php b/libs/function.php
index 129abf6..c6fb366 100644
--- a/libs/function.php
+++ b/libs/function.php
@@ -133,5 +133,4 @@ function getExtensions(){
     }
     return rtrim($mime,',');
 }
-
-//$qqgroup = ' <a target="_blank" href="//shang.qq.com/wpa/qunwpa?idkey=3feb4e8be8f1839f71e53bf2e876de36afc6889b2630c33c877d8df5a5583a6f"><img border="0" src="//pub.idqqimg.com/wpa/images/group.png" alt="EasyImage 简单图床" title="EasyImage 简单图床"></a>';
\ No newline at end of file
+$qqgroup = ' <a target="_blank" href="https://mail.qq.com/cgi-bin/qm_share?t=qm_mailme&amp;email=cR0UHB4fGBwxAABfEh4c" style="text-decoration:none;"><img src="/i/2019/07/19/qsrw7.png" alt="EasyImage 简单图床图片举报" title="EasyImage 简单图床图片举报"></a> <a target="_blank" href="//shang.qq.com/wpa/qunwpa?idkey=3feb4e8be8f1839f71e53bf2e876de36afc6889b2630c33c877d8df5a5583a6f"><img border="0" src="//pub.idqqimg.com/wpa/images/group.png" alt="EasyImage 简单图床加入QQ群" title="EasyImage 简单图床加入QQ群"></a>';
\ No newline at end of file
diff --git a/test.php b/test.php
deleted file mode 100644
index b3cd689..0000000
--- a/test.php
+++ /dev/null
@@ -1,32 +0,0 @@
-<?php
-//递归函数实现遍历指定文件下的目录与文件数量
-function total($dirname,&$dirnum,&$filenum){
-    $dir=opendir($dirname);
-    echo readdir($dir); //读取当前目录文件
-    echo readdir($dir); //读取上级目录文件
-    while($filename=readdir($dir)){
-        //要判断的是$dirname下的路径是否是目录
-        $newfile=$dirname."/".$filename;
-        //is_dir()函数判断的是当前脚本的路径是不是目录
-        if(is_dir($newfile)){
-            //通过递归函数再遍历其子目录下的目录或文件
-            total($newfile,$dirnum,$filenum);
-            $dirnum++;
-        }else{
-            $filenum++;
-        }
-    }
-    closedir($dir);
-}
-
-total("D:\phpStudy2018\PHPTutorial\WWW\EasyImages2.0\i",$dirnum,$filenum);
-echo "目录总数：".$dirnum."<br>";
-echo "文件总数：".$filenum."<br>";
-//遍历指定文件目录与文件数量结束
-
-
-function upTime($day = '2018-08-03'){
-    return 1 + ceil((time()-strtotime($day))/60/60/24);//现在的时间减去过去指定日期，ceil()进一函数
-    }
-
-echo '网站已经正常运行'.upTime().'天';
