修复维护信息常驻问题

app/public/css/main.css

@@ -1236,8 +1236,8 @@ a.maintain-icon{
 a.maintain-icon span{
   position: absolute;
   left:55px;
-  height:53px;
-  line-height: 53px;
+  height:40px;
+  line-height: 40px;
   width:390px;
   top:0;
   display:none;

app/public/js/global.js

@@ -45,9 +45,9 @@ function autoFlashHeight(){
         navOriginalHeight = getObjHeight($('.nav-top')) + getObjHeight($('.nav-bottom')) + getObjHeight($('.logo'));
     }
     if (navOriginalHeight > getObjHeight($('.main-nav'))) {
-        $('.bg-nav li a span').hide();
+        $('.bg-nav li:not([class="bg-danger"]) a span').hide();
     } else {
-        $('.bg-nav li a span').show();
+        $('.bg-nav li:not([class="bg-danger"]) a span').show();
     }
 
 };