diff --git a/index.php b/index.php
index 1f487c6..6ce79fa 100644
--- a/index.php
+++ b/index.php
@@ -1,17 +1,20 @@
 <?php
-$base_dir='/o/';//以/即结束即可
-$user="chate.store";// 用户名
-$pwd="123456";// 密码，请记得频繁更换
+$base_dir = '/o/';//以/即结束即可
+$user = array("admin1","admin2");// 用户名，可多个
+$pwd = array("chate.store1","chate.store2");// 密码，跟用户一一对应，请记得更换
 
 $authorization = false;
-if ($_SERVER['PHP_AUTH_USER'] == $user && $_SERVER['PHP_AUTH_PW'] == $pwd){
+$key = array_search($_SERVER['PHP_AUTH_USER'], $user);
+if($key !== false){
+  if($_SERVER['PHP_AUTH_PW'] ==$pwd[$key]){
     $authorization = true;
+    }
 }
 if(!$authorization){
-    // 没登录成功，弹出要求输入用户名和密码窗口
-    header("WWW-Authenticate:Basic realm='Private'");
-    header('HTTP/1.0 401 Unauthorized');
-    exit;
+  // 没登录成功，弹出要求输入用户名和密码窗口
+  header("WWW-Authenticate:Basic realm='Private'");
+  header('HTTP/1.0 401 Unauthorized');
+  exit;
 }
 
 // 处理文件上传
@@ -22,8 +25,8 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['file'])) {
 
   // 检查上传错误，直接提示错误代码
   if ($error !== UPLOAD_ERR_OK) {
-      echo '{"error":"上传失败，错误代码：'.$error.'"}';
-      exit;
+    echo '{"error":"上传失败，错误代码：'.$error.'"}';
+    exit;
   }
 
   // 兼容跨平台路径
@@ -71,18 +74,18 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['file'])) {
     align-items: center;
     flex-direction: column;
   }
-    .background {
-        position: absolute;
-        top: 0;
-        left: 0;
-        width: 100%;
-        height: 100%;
-        background-size: cover;
-        z-index: -1;
-        transition: opacity 1s ease-in-out;
-        opacity: 1;
-    }
-    .container {
+  .background {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-size: cover;
+    z-index: -1;
+    transition: opacity 1s ease-in-out;
+    opacity: 1;
+  }
+  .container {
     width: 600px;
     overflow: hidden;
   }
@@ -161,7 +164,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['file'])) {
     justify-content: flex-end; /* 使按钮靠右对齐 */
     margin-top: 10px; /* 添加上边距 */
   }
-  
+
   .nav {
     display: flex;
     justify-content: center; /* 居中对齐 */
@@ -171,61 +174,66 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['file'])) {
   </style>
 </head>
 <body>
-<div class="background" id="background"></div>
+  <div class="background" id="background"></div>
   <div class="container">
     <div class="card">
       <div class="card-body">
-    <h4 class="card-title text-center" style="font-weight: bold;">SIW（Simple Image Web）</h4>
-    <h6 class="card-title text-center" style="font-weight: bold;">简单就是美。</h6>
-    <form id="uploadForm" enctype="multipart/form-data">
-      <div class="mb-3">
-<label for="files" class="form-label"></label>
-<input type="file" class="form-control" id="files" name="files[]" multiple accept="image/jpeg, image/png, image/gif, image/webp, image/avif" required>
-      </div>
-      <button type="submit" class="btn btn-primary w-100" style="font-weight: bold;">开始上传</button>
-    </form>
-    <div id="fileList" class="file-list mt-3"></div>
-    <div id="statusOutput" class="status-output"></div>
-    <div class="link-output">
-      <button class="btn btn-info" id="directLinkBtn">直连</button>
-      <button class="btn btn-info" id="htmlCodeBtn">网页</button>
-      <button class="btn btn-info" id="forumCodeBtn">论坛</button>
-      <button class="btn btn-info" id="markDownCodeBtn">Markdown</button>
-      <button class="btn btn-success" id="copyAllBtn">复制所有链接</button>
-      <textarea id="linkText" readonly></textarea>
-    </div>
-    <h6 id="formatHint" class="card-title text-center">支持格式: JPEG, PNG, GIF, WEBP, AVIF 最大上传：<?php echo ini_get('upload_max_filesize');?></h6>
+        <h4 class="card-title text-center" style="font-weight: bold;">SIW（Simple Image Web）</h4>
+        <h6 class="card-title text-center" style="font-weight: bold;">简单就是美。</h6>
+        <form id="uploadForm" enctype="multipart/form-data">
+          <div class="mb-3">
+            <label for="files" class="form-label"></label>
+            <input type="file" class="form-control" id="files" name="files[]" multiple accept="image/jpeg, image/png, image/gif, image/webp, image/avif" required>
+          </div>
+          <button type="submit" class="btn btn-primary w-100" style="font-weight: bold;">开始上传</button>
+        </form>
+        <div id="fileList" class="file-list mt-3"></div>
+        <div id="statusOutput" class="status-output"></div>
+        <div class="link-output">
+          <button class="btn btn-info" id="directLinkBtn">直连</button>
+          <button class="btn btn-info" id="htmlCodeBtn">网页</button>
+          <button class="btn btn-info" id="forumCodeBtn">论坛</button>
+          <button class="btn btn-info" id="markDownCodeBtn">Markdown</button>
+          <button class="btn btn-success" id="copyAllBtn">复制所有链接</button>
+          <textarea id="linkText" readonly></textarea>
+        </div>
+        <h6 id="formatHint" class="card-title text-center">支持格式: JPEG, PNG, GIF, WEBP, AVIF 最大上传：<?php echo ini_get('upload_max_filesize');?></h6>
       </div>
     </div>
   </div>
 </div>
 <script>
-  
 async function setBackgroundImages() {
-    const images = ['https://cn.bing.com/th?id=OHR.SnowMoose_EN-US6949674639_1920x1080.jpg','https://cn.bing.com/th?id=OHR.IcebergsAntarctica_EN-US6829804691_1920x1080.jpg','https://cn.bing.com/th?id=OHR.KilchurnAutumn_EN-US6737063910_1920x1080.jpg','https://cn.bing.com/th?id=OHR.MtStMichel_EN-US6641012356_1920x1080.jpg','https://cn.bing.com/th?id=OHR.TomTurkeys_EN-US6212893518_1920x1080.jpg'];
-    const backgroundDiv = document.getElementById('background');
+  // 取必应每天的壁纸做背景
+    var response = await fetch('https://raw.onmicrosoft.cn/Bing-Wallpaper-Action/main/data/zh-CN_all.json');
+    var data = await response.json();
+    var images = data.data.map(image => image.url);
+    var backgroundDiv = document.getElementById('background');
     if (images.length > 0) {
-    backgroundDiv.style.backgroundImage = 'url(' + images[0] + ')';
+        backgroundDiv.style.backgroundImage = 'url(https://www.bing.com/' + images[0] + ')';
     }
     let index = 0;
     let currentBackgroundDiv = backgroundDiv;
     setInterval(() => {
-    const nextIndex = (index + 1) % images.length;
-    const nextBackgroundDiv = document.createElement('div');
-    nextBackgroundDiv.className = 'background next';
-    nextBackgroundDiv.style.backgroundImage = 'url(' + images[nextIndex] + ')';
-    document.body.appendChild(nextBackgroundDiv);
-    nextBackgroundDiv.style.opacity = 0;
-    setTimeout(() => {
-nextBackgroundDiv.style.opacity = 1;
-    }, 50);
-    setTimeout(() => {
-document.body.removeChild(currentBackgroundDiv);
-currentBackgroundDiv = nextBackgroundDiv;
-index = nextIndex;
-    }, 1000);
+        const nextIndex = (index + 1) % images.length;
+        const nextBackgroundDiv = document.createElement('div');
+        nextBackgroundDiv.className = 'background next';
+        nextBackgroundDiv.style.backgroundImage = 'url(https://www.bing.com/' + images[nextIndex] + ')';
+        document.body.appendChild(nextBackgroundDiv);
+        nextBackgroundDiv.style.opacity = 0;
+        setTimeout(() => {
+            nextBackgroundDiv.style.opacity = 1;
+        }, 50);
+        setTimeout(() => {
+            document.body.removeChild(currentBackgroundDiv);
+            currentBackgroundDiv = nextBackgroundDiv;
+            index = nextIndex;
+  if(index>10)index=0;// 只取前十张
+        }, 1000);
     }, 5000);
+
 }
+
 $(document).ready(function() {
   setBackgroundImages();// 设置背景
   // 初始化时显示格式提示
@@ -286,44 +294,44 @@ $(document).ready(function () {
     var fileIndex = 0;
     function uploadNextFile() {
       if (fileIndex < files.length) {
-    var formData = new FormData();
-    formData.append('file', files[fileIndex]);
-    var xhr = new XMLHttpRequest();
-    xhr.open("POST", '', true);
-    var startTime;
-    xhr.upload.addEventListener('progress', function (evt) {
-      if (evt.lengthComputable) {
-if (!startTime) startTime = new Date();
-var percentComplete = Math.round((evt.loaded / evt.total) * 100);
-var elapsedTime = (new Date() - startTime) / 1000;
-var speed = (evt.loaded / 1024 / 1024) / elapsedTime;
-var fileRow = $('#file-row-' + fileIndex);
-fileRow.find('.progress-status').text(`  ${speed.toFixed(2)} MB/s`);
-fileRow.find('.progress').show();
-fileRow.find('.progress-bar').css('width', percentComplete + '%').text(percentComplete + '%');
-var container = $('#fileList');
-var targetRow = $('#file-row-' + fileIndex);
-var targetTop = targetRow[0].offsetTop;
-var containerHeight = container.height();
-var rowHeight = targetRow.outerHeight();
-var scrollTo = targetTop - (containerHeight / 1) + (rowHeight / 2);
-scrollTo = Math.max(0, Math.min(scrollTo, container[0].scrollHeight - containerHeight));
-container.stop().animate({ scrollTop: scrollTo }, 200);
-if (percentComplete === 100) {
-  setTimeout(function () {
+        var formData = new FormData();
+        formData.append('file', files[fileIndex]);
+        var xhr = new XMLHttpRequest();
+        xhr.open("POST", '', true);
+        var startTime;
+        xhr.upload.addEventListener('progress', function (evt) {
+          if (evt.lengthComputable) {
+            if (!startTime) startTime = new Date();
+            var percentComplete = Math.round((evt.loaded / evt.total) * 100);
+            var elapsedTime = (new Date() - startTime) / 1000;
+            var speed = (evt.loaded / 1024 / 1024) / elapsedTime;
+            var fileRow = $('#file-row-' + fileIndex);
+            fileRow.find('.progress-status').text(`  ${speed.toFixed(2)} MB/s`);
+            fileRow.find('.progress').show();
+            fileRow.find('.progress-bar').css('width', percentComplete + '%').text(percentComplete + '%');
+            var container = $('#fileList');
+            var targetRow = $('#file-row-' + fileIndex);
+            var targetTop = targetRow[0].offsetTop;
+            var containerHeight = container.height();
+            var rowHeight = targetRow.outerHeight();
+            var scrollTo = targetTop - (containerHeight / 1) + (rowHeight / 2);
+            scrollTo = Math.max(0, Math.min(scrollTo, container[0].scrollHeight - containerHeight));
+            container.stop().animate({ scrollTop: scrollTo }, 200);
+            if (percentComplete === 100) {
+              setTimeout(function () {
     if (xhr.readyState !== XMLHttpRequest.DONE) {
       fileRow.find('.progress-status').text('处理中请稍等');
     }
-  }, 100);
-}
-      }
-    }, false);
-    xhr.onreadystatechange = function () {
-      if (xhr.readyState === XMLHttpRequest.DONE) {
-var fileRow = $('#file-row-' + fileIndex);
-if (xhr.status === 200) {
-  var result = JSON.parse(xhr.responseText);
-  if (result.upload_url) {
+              }, 100);
+            }
+          }
+        }, false);
+        xhr.onreadystatechange = function () {
+          if (xhr.readyState === XMLHttpRequest.DONE) {
+            var fileRow = $('#file-row-' + fileIndex);
+            if (xhr.status === 200) {
+              var result = JSON.parse(xhr.responseText);
+              if (result.upload_url) {
     uploadedLinks.push(result.upload_url);
     fileRow.find('.progress-status').text('处理完成');
     fileRow.find('.progress').hide();
@@ -336,33 +344,33 @@ if (xhr.status === 200) {
       fileRow.find('.progress-status').text('成功上传');
     }, 100);
     showLinkOutput();
-  } else if (result.error) {
+              } else if (result.error) {
     fileRow.find('.progress-status').text('上传失败: ' + result.error);
     $('#statusOutput').text('上传中断: ' + result.error);
     return;
-  }
-} else {
-  fileRow.find('.progress-status').text('错误信息: ' + xhr.statusText);
-  $('#statusOutput').text('上传中断: ' + xhr.statusText);
-  return;
-}
-fileIndex++;
-uploadNextFile();
-      }
-    };
-    xhr.send(formData);
+              }
+            } else {
+              fileRow.find('.progress-status').text('错误信息: ' + xhr.statusText);
+              $('#statusOutput').text('上传中断: ' + xhr.statusText);
+              return;
+            }
+            fileIndex++;
+            uploadNextFile();
+          }
+        };
+        xhr.send(formData);
       } else {
-    $('#statusOutput').text('上传任务操作完成');
-    $('#files').val(''); // 清空文件选择
+        $('#statusOutput').text('上传任务操作完成');
+        $('#files').val(''); // 清空文件选择
       }
       $('#statusOutput').text(`当前状态: 正在上传 ${files[fileIndex].name}`);
     }
     uploadNextFile();
   });
   function showLinkOutput() {
-      $('.link-output').show();
-      $('#linkText').val(uploadedLinks.join('\n')); // 显示所有链接
-      $('#linkText').scrollTop($('#linkText')[0].scrollHeight);
+    $('.link-output').show();
+    $('#linkText').val(uploadedLinks.join('\n')); // 显示所有链接
+    $('#linkText').scrollTop($('#linkText')[0].scrollHeight);
   }
   function showAlert(message) {
     var tooltip = document.createElement('div');
@@ -474,4 +482,4 @@ uploadNextFile();
 });
 </script>
 </body>
-</html>
+</html>
\ No newline at end of file
