diff --git a/public/index.php b/public/index.php
index 7f54536..7188a37 100644
--- a/public/index.php
+++ b/public/index.php
@@ -98,15 +98,15 @@ function show_index()
     </div>
 
     <script type="text/javascript">
-        const queue = [];
+        var queue = [];
 
         $('#choosePic').click(function() {
             $("#file").click();
         });
 
-        const fileInput = document.querySelector('#file')
+        var fileInput = document.querySelector('#file')
 
-        const fileList = fileInput.files
+        var fileList = fileInput.files
         file = fileList.item(0)
 
         fileInput.addEventListener('change', function(e) {
@@ -160,6 +160,7 @@ function show_index()
                             $("#" + data.data.id).html("<a target='_blank' href='" + data.data.src + "'>" + data.data.src + "</a>");
                             $("#" + data.data.id).prev().text('上传成功');
                             // $("#textareaId").append(data.src + "\n");
+                            queue[data.data.id].upload = true;
                         } else {
                             $("#" + data.data.id).html("上传失败");
                             $("#" + data.data.id).prev().text('上传失败');
@@ -168,9 +169,7 @@ function show_index()
                     error: function(data) {
                         alert('上传失败');
                     }
-                });
-
-                queue[i].upload = true;
+                });  
             }
 
         });