不同时提交订单

@@ -23,7 +23,8 @@ var dispatchModeHammer,
     payType,
     priceTmpl = Handlebars.compile($('#tmpl-price').html()),
     queryString = $.queryString(),
-    orderInfo = order.orderInfo;
+    orderInfo = order.orderInfo,
+    isSubmiting;
 
 lazyLoad();
 
@@ -127,6 +128,9 @@ function submitOrder() {
     var invoiceText = $invoice.find('[name="invoice-title"]').val() || orderInfo('invoiceText'),
         msg = $('#msg').find('input').val() || orderInfo('msg');
 
+    if (isSubmiting) {
+        return false;
+    }
     if (orderInfo('invoice')) {
         if (!invoiceText) {
             tip.show('请输入发票抬头');
@@ -144,6 +148,7 @@ function submitOrder() {
         }
     }
     loading.showLoadingMask();
+    isSubmiting = true;
     $.ajax({
         method: 'POST',
         url: '/cart/index/orderSub',
@@ -184,6 +189,7 @@ function submitOrder() {
     }).fail(function() {
         tip.show('网络出错');
     }).always(function() {
+        isSubmiting = false;
         loading.hideLoadingMask();
     });
 }