payment cookie add path /cart

@@ -28,7 +28,7 @@ function init() {
         msg: null,
         cartType: 'ordinary'
     };
-    window.setCookie('order-info', JSON.stringify(info));
+    window.setCookie('order-info', JSON.stringify(info), {path: '/cart'});
 }
 
 // info 必须是 JSON 字符串
@@ -48,5 +48,5 @@ exports.orderInfo = function(key, value) {
         return info[key];
     }
     info[key] = value;
-    window.setCookie('order-info', JSON.stringify(info));
+    window.setCookie('order-info', JSON.stringify(info), {path: '/cart'});
 };