diff --git a/assets/javascripts/app.js b/assets/javascripts/app.js
index f2cd3c9..3c63a2b 100644
--- a/assets/javascripts/app.js
+++ b/assets/javascripts/app.js
@@ -51,17 +51,15 @@
     if ( $('.header-banner').length != 0 ) {
       $('.layout-header').css('height', '');
       var scrollTop = $(window).scrollTop();
-      if (!window.has_topest_banner || scrollTop>5) {          /* 要滑動到選單的距離 */
+      if (!window.has_topest_banner){
+        $('.kenjohn').removeClass('navFixed').addClass('navRel');
+      }else if (scrollTop>5) {          /* 要滑動到選單的距離 */
         if (parseInt($('.layout-content').css('margin-top'))==0 && $('.layout-content.topcontent').length != 0 && $('.layout-content.topcontent').offset().top<400){
           $('.layout-content').css('margin-top',$('.kenjohn').height()-$('#orbit-bar').height());
         }
         $('.kenjohn').addClass('navFixed').removeClass('navRel');   /* 幫選單加上固定效果 */
       } else {
-        if (!window.has_topest_banner) {
-          $('.kenjohn').removeClass('navFixed').addClass('navRel');
-        }else{
-          $('.kenjohn').removeClass('navRel').removeClass('navFixed'); /* 移除選單固定效果 */
-        }
+        $('.kenjohn').removeClass('navRel').removeClass('navFixed'); /* 移除選單固定效果 */
         $('.layout-content').css('margin-top','');
       }
     }