更新到201512051405静态资源

@@ -4728,13 +4728,27 @@ var goodsSwiper,
     $discountFolder = $('.goodsDiscount .discount-folder'),
     $discountArrow = $('.goodsDiscount .first-item span');
 
-var goodsDiscountHammer = new Hammer(document.getElementById('goodsDiscount'));
+var goodsDiscountEl = document.getElementById('goodsDiscount'),
+    goodsDiscountHammer = goodsDiscountEl && new Hammer(goodsDiscountEl);
 
 require("js/product/detail/desc");
 require("js/product/detail/comments-consults");
 
 //add extra marign-bottom for footer to show the yoho copyright
-window.reMarginFooter('.cart-bar');
+function showFooter() {
+    var $cartBar = $('.cart-bar');
+
+    var timer = setInterval(function() {
+        if ($cartBar) {
+            window.reMarginFooter('.cart-bar');
+            clearInterval(timer);
+        } else {
+            $cartBar = $('.cart-bar');
+        }
+    }, 200);
+}
+
+showFooter();
 
 lazyLoad($('img.lazy'));
 
@@ -4756,19 +4770,23 @@ if (0 === $('.goodsDiscount .discount-folder').children().length) {
 }
 
 //goods-discount下拉按钮点击事件
-goodsDiscountHammer.on('tap', function(e) {
-    if ($discountFolder.is(':hidden')) {
-        $discountArrow.removeClass('icon-down').addClass('icon-up').html('');
-        $discountFolder.slideDown();
-    } else {
-        $discountArrow.removeClass('icon-up').addClass('icon-down').html('');
-        $discountFolder.slideUp();
-    }
-    return false;
-});
+if (goodsDiscountHammer) {
+    goodsDiscountHammer.on('tap', function(e) {
+        if ($discountFolder.is(':hidden')) {
+            $discountArrow.removeClass('icon-down').addClass('icon-up').html('');
+            $discountFolder.slideDown();
+        } else {
+            $discountArrow.removeClass('icon-up').addClass('icon-down').html('');
+            $discountFolder.slideUp();
+        }
+        return false;
+    });
+}
+
 
 require("js/product/detail/like");
 
+
 });
 define("js/product/detail/desc", ["jquery","lazyload","swiper","index"], function(require, exports, module){
 /**