增加不使用优惠券功能

@@ -55,6 +55,12 @@ $('#coupon-list').on('touchend', '.employ-main', function() {
     orderInfo('couponValue', $this.data('coupon-value'));
 });
 
+$('body').on('touchend', '.not-use', function() {
+    orderInfo('couponCode', null);
+    orderInfo('couponValue', null);
+});
+
+
 $newCoupon.find('input').on('input', function() {
     if ($(this).val() !== '') {
         $newCoupon.find('.submit').css('background', '#444');

@@ -46,6 +46,17 @@
         height: 0;
     }
 
+    .not-use {
+        display: block;
+        width: pxToRem(560px);
+        margin: pxToRem(30px) auto;
+        text-align: center;
+        font-size: pxToRem(32px);
+        line-height: 2.5;
+        border: 1px solid #444;
+        @include border-radius(4px);
+    }
+
     .not-avaliable-coupon-line {
         position: relative;
         margin-top: pxToRem(30px);

@@ -20,6 +20,7 @@
     </a>
     \{{/ notAvailable}}
 \{{/coupons}}
+<a class="not-use" href="/cart/index/orderEnsure">不使用任何优惠券</a>
 </script>
 <script id="tmpl-coupon-not-avaliable" type="text/tmpl">
 \{{# notAvailableCoupons}}