订单结算 价格显示.00

@@ -79,6 +79,9 @@ function orderCompute() {
         if (!res) {
             tip.show('网络出错');
         } else {
+            if (res.last_order_amount) {
+                res.last_order_amount = (+res.last_order_amount).toFixed(2);
+            }
             priceHtml = priceTmpl({
                 sumPrice: res.order_amount,
                 salePrice: res.discount_amount,