diff --git a/assets/javascripts/app.js b/assets/javascripts/app.js
index 042e94c..a437db2 100644
--- a/assets/javascripts/app.js
+++ b/assets/javascripts/app.js
@@ -799,21 +799,29 @@ function transdate(){
       });
       $('.modules-menu-level-1').css('left','-'+$('.outdropdowns .dropdowns').offset().left+'px');
       $(".downIcon").click(function() {
-        var move_to_target=function (m) {
-          $(".kenjohn").addClass('navFixed');
-          $('.layout-content').css('margin-top',$('.kenjohn').height());
+        var move_to_target=function (stop) {
           var theTop;
-          if (parseInt($('.layout-content').css('margin-top')==0)){
-            theTop = $('.layout-content-inner.container').offset().top-$(".kenjohn").position().top+10;
+          if (stop){
+            $(".kenjohn").addClass('navFixed');
+            $('.layout-content').css('margin-top',$('.kenjohn').height());
+            if (parseInt($('.layout-content').css('margin-top')==0)){
+              theTop = $('.layout-content-inner.container').offset().top-$(".kenjohn").position().top+10;
+            }else{
+              theTop = $('.layout-content-inner.container').offset().top-$(".kenjohn").position().top-$(".kenjohn").height()+10;
+            }
           }else{
-            theTop = $('.layout-content-inner.container').offset().top-$(".kenjohn").position().top-$(".kenjohn").height()+10;
+            theTop = 10;
           }
+          console.log(theTop);
           $("html, body").animate({
-            scrollTop: theTop - m }, {duration: 500,easing: "swing"},function(){
-              move_to_target(0);
-            });
+            scrollTop: theTop }, {duration: 500,easing: "swing",complete: function(){
+              console.log('finish');
+              if(!stop){
+                move_to_target(true);              
+              }
+            }});
         }
-        move_to_target(50);
+        move_to_target(false);
         return false;
       });