diff --git a/pages/product/detail.vue b/pages/product/detail.vue
index edd8a5b..0630347 100644
--- a/pages/product/detail.vue
+++ b/pages/product/detail.vue
@@ -2697,6 +2697,10 @@ export default {
     },
 
     ckselectsp: function (e) {
+      if (!this.hasLogin) {
+        this.showLoginPopup = true;
+        return;
+      }
       this.setData({
         //change: e.currentTarget.offsetLeft,
         selectsp: 1,