增加trycatch

@@ -147,7 +147,15 @@ function actionGoodsCart() {
         if (typeof window.cookie(params.cookie) === 'undefined') {
             cartInfo = null;
         } else {
-            cartInfo = json2.parse(window.cookie(params.cookie));
+            if (params.cookie) {
+                try {
+                    cartInfo = json2.parse(window.cookie(params.cookie));
+                } catch (e) {
+
+                }
+
+            }
+
         }
         if (cartInfo != null) {
             totalNum = parseInt(cartInfo._nac) + parseInt(cartInfo._ac);
@@ -232,7 +240,7 @@ function actionGoodsCart() {
             };
             var params = '';
 
-            if (typeof (domain) === undefined || domain === '') {
+            if (typeof(domain) === undefined || domain === '') {
                 return false;
             }
             params = $.extend(defaults, options);

@@ -759,10 +759,10 @@
     .gobuy {
         margin-top: 47px;
         margin-left: 23px;
-        background-image: url(data:image/png;base64,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);
+        background-image: url(data:image/png;base64,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);
         background-repeat: no-repeat;
-        width: 30px;
-        height: 30px;
+        width: 26px;
+        height: 26px;
         position: relative;
         cursor: pointer;
     }