diff --git a/app/views/common/403.html b/app/views/common/403.html
index a89be932d..d063b315e 100644
--- a/app/views/common/403.html
+++ b/app/views/common/403.html
@@ -1,25 +1,33 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml">
 <head>
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<title>没有访问权限</title>
-<style>
-body{ font-size:12px; font-family:"微软雅黑","宋体"; line-height:1.9; background:#fff; font-style:normal;}
-div,html,img,ul,li,p,body,h1,h2,h3,h4,p,a,table,tr,td,fieldset,input,span{ margin:0; padding:0;}
-div,img,tr,td{ border:0;}
-table,tr,td{border:0; cellspacing:0; cellpadding:0;}
-ul,li{ list-style-type:none}
-.cl{ clear:both; overflow:hidden; }
-a{ text-decoration:none; }
-a:hover{ }
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <title>没有访问权限</title>
+    <style>
+        body{ font-size:12px; font-family:"微软雅黑","宋体"; line-height:1.9; background:#fff; font-style:normal;}
+        div,html,img,ul,li,p,body,h1,h2,h3,h4,p,a,table,tr,td,fieldset,input,span{ margin:0; padding:0;}
+        div,img,tr,td{ border:0;}
+        table,tr,td{border:0; cellspacing:0; cellpadding:0;}
+        ul,li{ list-style-type:none}
+        .cl{ clear:both; overflow:hidden; }
+        a{ text-decoration:none !important; }
+        a:hover{ }
 
-.error_content{ width:550px; height:200px; margin:0 auto; padding:10px 0;}
-.error_left{color:#15bccf; font-size:100px; font-weight:bold; font-style:oblique; width:200px; height:120px; padding-right:30px; float:left;}
-.error_right{ width:240px; height:120px; float:left;color:#15bccf; font-size: 17px; font-weight:bold; padding-left:30px; margin-top:40px; border-left:1px dashed #CCC; }
-.error_link{ margin-top:8px;}
-.error_link a{ display:block; width:80px; height:28px; font-size:14px; font-weight:bold; color:#fff; text-align:center; background:#15bccf; float:left; margin-right:10px;}
-.error_link a:hover{ background:#ff8417;}
-</style>
+        .error_content{ width:550px; height:200px; margin:0 auto; padding:10px 0;}
+        .error_left{color:#15bccf; font-size:100px; font-weight:bold; font-style:oblique; width:200px; height:120px; padding-right:30px; float:left;}
+        .error_right{ width:240px; height:120px; float:left;color:#15bccf; font-size: 17px; font-weight:bold; padding-left:30px; margin-top:40px; border-left:1px dashed #CCC; }
+        .error_link{ margin-top:8px;}
+        .error_link a{ display:block; width:80px; height:28px; font-size:14px; font-weight:bold; color:#fff; text-align:center; background:#15bccf; float:left; margin-right:10px;}
+        .error_link a:hover{ background:#ff8417;}
+    </style>
+    <script type="text/javascript">
+        $(function(){
+            if(window.history.length == 1)
+            {
+                $("#history_back").css("background","#CCC");
+            }
+        });
+    </script>
 </head>
 
 <body>
@@ -31,7 +39,7 @@ a:hover{ }
         没有访问权限！建议您</p>
         <div class="error_link">
         	<!---<a href="http://forge.trustie.net/" target="_blank">返回首页</a>---->
-            <a href="javascript:history.back()">后退一步</a>
+            <a href="javascript:history.back()" id="history_back">后退一步</a>
             <a href="http://user.trustie.net/users/5/user_newfeedback">给我留言</a>
         </div>
     </div>
