diff --git a/public/assets/css/backend.css b/public/assets/css/backend.css
index 3152184a70c7dafc410aa31aa5284e0a2fe43aea..398f40db26fe79a1e49e17286990e646d5adf940 100644
--- a/public/assets/css/backend.css
+++ b/public/assets/css/backend.css
@@ -560,14 +560,14 @@ form.form-horizontal .control-label {
   float: left;
   background: none;
   margin-left: 0;
-  width: 80px;
+  /*width: 80px;*/
   clear: none;
 }
 #treeview .jstree-leaf {
   float: left;
   margin-left: 0;
   padding-left: 24px;
-  width: 80px;
+  /*width: 80px;*/
   clear: none;
   color: #777;
 }
diff --git a/public/assets/js/backend/general/attachment.js b/public/assets/js/backend/general/attachment.js
index 7118da62a42e541225d3675dd3cb5c20eb4a8ee2..a4c0b6cc3b0695a738f737e8204bb08e42c5b8dc 100644
--- a/public/assets/js/backend/general/attachment.js
+++ b/public/assets/js/backend/general/attachment.js
@@ -30,7 +30,7 @@ define(['jquery', 'bootstrap', 'backend', 'form', 'table'], function ($, undefin
                         {field: 'imageheight', title: __('Imageheight'), sortable: true},
                         {field: 'imagetype', title: __('Imagetype'), formatter:Table.api.formatter.search},
                         {field: 'storage', title: __('Storage'), formatter: Table.api.formatter.search},
-                        {field: 'filesize', title: __('Filesize'), operate: 'BETWEEN', sortable: true},
+                        {field: 'filesize', title: __('Filesize'), operate: 'BETWEEN', sortable: true, formatter: Table.api.formatter.filesize},
                         {field: 'mimetype', title: __('Mimetype'), formatter:Table.api.formatter.search},
                         {
                             field: 'createtime',
diff --git a/public/assets/js/require-table.js b/public/assets/js/require-table.js
index 55042656ccd868a58e051b70ae0ba72248366ad2..74a8cac989087f4ac5a8d5a997d7d8737a8232d5 100644
--- a/public/assets/js/require-table.js
+++ b/public/assets/js/require-table.js
@@ -458,6 +458,19 @@ define(['jquery', 'bootstrap', 'moment', 'moment/locale/zh-cn', 'bootstrap-table
                     } else {
                         return value ? Moment(parseInt(value) * 1000).format(datetimeFormat) : __('None');
                     }
+                },				
+				filesize: function (value, row, index) {
+                    if(value == null || value == ''){
+                        return "0 Bytes";
+                    }
+                    var unitArr = new Array("Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB");
+                    var i = 0;
+                    var srcsize = parseFloat(value);
+                    i = Math.floor(Math.log(srcsize) / Math.log(1024));
+                    var size = srcsize / Math.pow(1024,i);
+					//保留的小数位数
+                    size = size.toFixed(2);
+                    return size + unitArr[i];
                 },
                 operate: function (value, row, index) {
                     var table = this.table;