品牌页面 品牌列表滚动字母置顶

@@ -25,20 +25,24 @@ $('.yoho-header').css({
 });
 $('.banner-top').css('padding-top', '90px');
 
-
-if($brandList.length > 0){
-    $(window).scroll(function(){
+if ($brandList.length > 0) {
+    $(window).scroll(function() {
         var scrTop = $(window).scrollTop(),
             searchH = $('.newbrand-search').height(),
             headerH = $('.yoho-header').height(),
             brandSwipe = parseInt(searchH) + parseInt(headerH);
-        $('.brand-list').each(function(){
+
+        $('.brand-list').each(function() {
             var offTop = $(this).offset().top - brandSwipe;
-            if(scrTop >= offTop){
-                $brandList.find('.title-bar').css('position','static');
-                $(this).find('.title-bar').css({'position':'fixed', 'top':brandSwipe});
-            }else{
-                $(this).find('.title-bar').css('position','static');
+
+            if (scrTop >= offTop) {
+                $brandList.find('.title-bar').css('position', 'static');
+                $(this).find('.title-bar').css({
+                    position: 'fixed',
+                    top: brandSwipe
+                });
+            } else {
+                $(this).find('.title-bar').css('position', 'static');
             }
         });
     });