搜索页js修改

@@ -107,11 +107,11 @@ define('mobile', function(require, exports) {
         $('.search-wrap input').on('focus', function() {
             var offsetTop = $('.search-wrap').offset().top;
             $('.overlay').addClass('show');
+            if ($('.header-download').hasClass('fix')) {
+                offsetTop = $('.header-download').outerHeight();
+            }
             $('body,html').animate({
                 scrollTop: offsetTop
-            }, function() {
-                $('.header-download-wrap').removeClass('show');
-                $('.header-download').removeClass('fix');
             });
         });
         $('.search-wrap').find('input').on('keyup', function(event) {