diff --git a/admin/index.html b/admin/index.html
index 2162b2c..e7f02ff 100644
--- a/admin/index.html
+++ b/admin/index.html
@@ -132,12 +132,46 @@
       }
     }
   </style>
+  <script type="text/javascript">
+    //禁止下拉
+    var overscroll = function (el) {
+      el.addEventListener('touchstart', function () {
+        var top = el.scrollTop
+          , totalScroll = el.scrollHeight
+          , currentScroll = top + el.offsetHeight
+        //If we're at the top or the bottom of the containers
+        //scroll, push up or down one pixel.
+        //
+        //this prevents the scroll from "passing through" to
+        //the body.
+        if (top === 0) {
+          el.scrollTop = 1
+        } else if (currentScroll === totalScroll) {
+          el.scrollTop = top - 1
+        }
+      })
+      el.addEventListener('touchmove', function (evt) {
+        //if the content is actually scrollable, i.e. the content is long enough
+        //that scrolling can occur
+        if (el.offsetHeight < el.scrollHeight)
+          evt._isScroller = true
+      })
+    }
+    overscroll(document.querySelector('.scroll'));
+    document.body.addEventListener('touchmove', function (evt) {
+      //In this case, the default behavior is scrolling the body, which
+      //would result in an overflow.  Since we don't want that, we preventDefault.
+      if (!evt._isScroller) {
+        evt.preventDefault()
+      }
+    })
+  </script>
 </head>
 <body>
 <noscript>
   <strong>您的浏览器禁用了JavaScript脚本，系统无法正常为您提供服务</strong>
 </noscript>
-<div id="app scroll">
+<div id="app" class="scroll">
   <div class="start-loading-center">
     <svg width="100" height="100">
       <circle class="start-loading-mouth" cx="50" cy="50" r="14"></circle>
@@ -145,39 +179,5 @@
     </svg>
   </div>
 </div>
-<script type="text/javascript">
-  //禁止下拉
-  var overscroll = function (el) {
-    el.addEventListener('touchstart', function () {
-      var top = el.scrollTop
-        , totalScroll = el.scrollHeight
-        , currentScroll = top + el.offsetHeight
-      //If we're at the top or the bottom of the containers
-      //scroll, push up or down one pixel.
-      //
-      //this prevents the scroll from "passing through" to
-      //the body.
-      if (top === 0) {
-        el.scrollTop = 1
-      } else if (currentScroll === totalScroll) {
-        el.scrollTop = top - 1
-      }
-    })
-    el.addEventListener('touchmove', function (evt) {
-      //if the content is actually scrollable, i.e. the content is long enough
-      //that scrolling can occur
-      if (el.offsetHeight < el.scrollHeight)
-        evt._isScroller = true
-    })
-  }
-  overscroll(document.querySelector('.scroll'));
-  document.body.addEventListener('touchmove', function (evt) {
-    //In this case, the default behavior is scrolling the body, which
-    //would result in an overflow.  Since we don't want that, we preventDefault.
-    if (!evt._isScroller) {
-      evt.preventDefault()
-    }
-  })
-</script>
 </body>
 </html>