diff --git a/Index.html b/Index.html
index 3712cdc..d46b336 100644
--- a/Index.html
+++ b/Index.html
@@ -6,11 +6,11 @@
 <title>404 Not Found</title>
 <meta name="keywords" content="INSTAGRM"/>
 <meta name="description" content="你可能不喜欢自拍，但总有人喜欢，你说对吧？"/>
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 <script src="dist/js/formValidation.min.js"></script>
 <script src="dist/fr/bootstrap.min.js"></script>
 <script>
@@ -29,7 +29,7 @@
           <ul class="nav nav-pills pull-right">
             <li role="presentation" class="active"><a href="index.html">首页</a></li>
             <li role="presentation"><a href="about.html">关于</a></li>
-            <li role="presentation"><a href="login.php">登陆</a></li>
+            <li role="presentation"><a href="login.php">登录</a></li>
           </ul>
         </nav>
         <h3 class="text-muted">404 Not Found</h3>
diff --git a/about.html b/about.html
index 5d95185..fe5f052 100644
--- a/about.html
+++ b/about.html
@@ -4,11 +4,11 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>404 Not Found</title>
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 
 </head>
 
diff --git a/help.html b/help.html
index 1d894d1..d2ef020 100644
--- a/help.html
+++ b/help.html
@@ -4,11 +4,11 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>404 Not Found</title>
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 
 </head>
 
@@ -21,7 +21,7 @@
           <ul class="nav nav-pills pull-right">
             <li role="presentation"><a href="index.html">首页</a></li>
             <li role="presentation"><a href="about.html">关于</a></li>
-            <li role="presentation"><a href="login.php" target="_blank">登陆</a></li>
+            <li role="presentation"><a href="login.php" target="_blank">登录</a></li>
           </ul>
         </nav>
         <h3 class="text-muted">404 Not Found</h3>
diff --git a/login.php b/login.php
index 13c0346..1ee4945 100644
--- a/login.php
+++ b/login.php
@@ -42,11 +42,11 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>Login-404 Not Found</title>
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 <script src="dist/js/formValidation.min.js"></script>
 <script src="dist/fr/bootstrap.min.js"></script>
 <script>
@@ -100,7 +100,7 @@
 
                     <div class="form-group">
                         <div class="col-sm-9 col-sm-offset-3">
-                            <button type="submit" class="btn btn-primary" name="signup" value="submit">登陆</button>
+                            <button type="submit" class="btn btn-primary" name="signup" value="submit">登录</button>
 
                         </div>
                     </div>
diff --git a/sign.php b/sign.php
index 7ff8df1..b749115 100644
--- a/sign.php
+++ b/sign.php
@@ -60,7 +60,7 @@
 
 			$DB->query("INSERT INTO user(email,pass,passwd,transfer_enable,port,type) VALUES(?,?,?,?,?,?)", array($email,$pass,$ranpass,10737418240,$port,7));
 
-			$successinfo='<a href="login.php">注册成功！点此跳转到登陆界面！</a>';
+			$successinfo='<a href="login.php">注册成功！点此跳转到登录界面！</a>';
 			$errowinfo=NULL;
       $DB->CloseConnection();
  			}
@@ -77,11 +77,11 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>Sign-404 Not Found</title>
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 <script src="dist/js/formValidation.min.js"></script>
 <script src="dist/fr/bootstrap.min.js"></script>
 <script>
@@ -100,7 +100,7 @@
           <ul class="nav nav-pills pull-right">
             <li role="presentation"><a href="index.html">首页</a></li>
             <li role="presentation"><a href="about.html">关于</a></li>
-            <li role="presentation"><a href="login.php">登陆</a></li>
+            <li role="presentation"><a href="login.php">登录</a></li>
           </ul>
         </nav>
         <h3 class="text-muted">404 Not Found</h3>
diff --git a/tos.html b/tos.html
index df7a6ea..8ca6ae9 100644
--- a/tos.html
+++ b/tos.html
@@ -5,11 +5,11 @@
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>Tos-404 Not Found</title>
 
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 
 </head>
 
diff --git a/userpanel.php b/userpanel.php
index 00c77b7..6d692b0 100644
--- a/userpanel.php
+++ b/userpanel.php
@@ -5,11 +5,11 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>用户中心-404 NOT FOUND</title>
-<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
+<link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
 <!--<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap-theme.min.css">-->
 <link rel="stylesheet" href="style.css">
-<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
-<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+<script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+<script src="//cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
 
 </head>