增加菜单图标窗口滚动条监听功能

Bootstrap.Admin/Views/Shared/IconView.cshtml

@@ -3,7 +3,7 @@
         <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
         <h4 class="modal-title" id="myIconModalLabel">请选择图标</h4>
     </div>
-    <div class="modal-body">
+    <div class="modal-body" data-spy="scroll" data-target=".fb-timeliner">
         <i id="fa-top"></i>
         <div class="icon-body">
             <ul class="nav nav-tabs" role="tablist">
@@ -17,7 +17,7 @@
         </div>
         <div class="fb-timeliner">
             <h2 class="recent-highlight">图标分类</h2>
-            <ul>
+            <ul class="nav navbar">
                 <li><a href="#new">新图标</a></li>
                 <li><a href="#web-application">Web 图标</a></li>
                 <li><a href="#accessibility">辅助图标</a></li>