update

@@ -128,6 +128,11 @@ function initFilter(opt) {
 
     $filter = $('.filter-mask');
 
+    // 页面没有filter的时候什么都不做
+    if (!$filter[0]) {
+        return;
+    }
+
     filterHammer = new Hammer($filter[0]);
     filterHammer.on('tap', function(e) {
         var $this = $(e.target),

 var $ = require('yoho-jquery'),
-    Swiper = require('yoho-swiper'),
+    Swiper,
+    iscroll = require('./outlet/nav'),
     lazyLoad = require('yoho-jquery-lazyload'),
-    Countdown = require('./outlet/countdown');
+    Countdown;
 
 var $el = $('.cd-lite');
 var $categoryNavItem = $('.outlet-category-nav a');
+var $moreBtn = $('.more-activity');
+var $categoryNav = $('.outlet-category-nav');
+var $slider = $('.swiper-container .swiper-slide');
+var $topNav = $('#index_nav');
 
 var search = require('./sale/search');
-var iscroll = require('./outlet/nav');
 
 require('./outlet/fix-nav');
 
@@ -35,17 +39,27 @@ function searchInitParam(dom) {
     return query;
 }
 
-if ($el.length > 0) {
+if ($el && $el.length > 0) {
+    Countdown = require('./outlet/countdown');
+
     $el.each(function() {
         new Countdown.Countdown({
             el: $(this)
         });
     });
 }
-
 $('.outlet-category-nav').fixNav();
+if ($categoryNav && $categoryNav.length > 0) {
+    // $categoryNav.fixNav();
+
+    iscroll({
+        el: '.outlet-category-nav'
+    }).goto(0);
+}
+
+if ($slider && $slider.length > 1) {
+    Swiper = require('yoho-swiper');
 
-if ($('.swiper-container .swiper-slide').length > 1) {
     new Swiper('.swiper-container', {
         lazyLoading: true,
         lazyLoadingInPrevNext: true,
@@ -65,41 +79,33 @@ $('.nav-back').on('click', function(e) {
     location.href = '//m.yohobuy.com/' + channel;
 });
 
-$categoryNavItem.on('click', function(e) {
-    var query = searchInitParam($(this));
+if ($categoryNavItem && $categoryNavItem.length > 0) {
+    $categoryNavItem.on('click', function(e) {
+        var query = searchInitParam($(this));
 
-    $('.category a').removeClass('active');
-    $(this).addClass('active');
+        $('.category a').removeClass('active');
+        $(this).addClass('active');
 
-    e.preventDefault();
+        e.preventDefault();
 
-    search.start({
-        type: 'category'
-    }, query);
-});
-
-// 触发第一个search
-if ($categoryNavItem.length > 0) {
-    // $categoryNavItem.eq(0).trigger('click');
+        search.start({
+            type: 'category'
+        }, query);
+    });
 
+    // 触发第一个search
     search.start({
         type: 'category'
     }, searchInitParam($categoryNavItem.eq(0)));
 }
 
 // 导航滚动
-if ($('#index_nav').length > 0) {
+if ($topNav && $topNav.length > 0) {
     iscroll({
         el: '#index_nav'
     }).goto($('#index_nav').find('.active').index());
 }
 
-if ($('.outlet-category-nav').length > 0) {
-    iscroll({
-        el: '.outlet-category-nav'
-    }).goto(0);
-}
-
 // 更多活动按钮
 if ($('.back-ground-white').length > 10) {
     $('.more-activity').show();
@@ -110,11 +116,13 @@ if ($('.back-ground-white').length > 10) {
     });
 }
 
-$('.more-activity').click(function() {
-    $('.more-activity').hide();
-    $('.back-ground-white').each(function(index, e) {
-        if (index > 9) {
-            $(e).show();
-        }
+if ($moreBtn && $moreBtn.length > 0) {
+    $moreBtn.click(function() {
+        $('.more-activity').hide();
+        $('.back-ground-white').each(function(index, e) {
+            if (index > 9) {
+                $(e).show();
+            }
+        });
     });
-});
+}