fixes bug refs YW-1217 footer link show error

@@ -122,9 +122,9 @@
         {{#if numInCart}}
         <span class="num-tag">{{numInCart}}</span>
         {{/if}}
-        <a href="/shoppingCart" class="num-incart iconfont">&#xe62c;</a>
+        <a href="{{cartUrl}}" class="num-incart iconfont">&#xe62c;</a>
         {{#if goodsInstore}}
-        <a href="/shoppingCart" id="addtoCart" class="addto-cart">加入购物车</a>
+        <a href="{{cartUrl}}" id="addtoCart" class="addto-cart">加入购物车</a>
         {{else}}
         <a href="javascript:;" class="sold-out">已售罄</a>
         {{/if}}

@@ -199,6 +199,7 @@ class DetailModel
 
             // 悬浮的购物车信息
             $result['cartInfo'] = array(
+                'cartUrl' => Helpers::url('/shoppingCart'),
                 'numInCart' => 0,
                 'goodsInstore' => $baseInfo['storage'],
             );