GOODTEXT.ORG guestbook v2.1 v2.1 update instructions: It mainly adds a non-refresh comment function. After setting the article ID, you can post comments about this page. You can add this comment feedback function to your product promotion page. 1. Modified the default value issues of nickname, email, and content; 2. Eliminated IE8 error reporting issues; 3. Add return to top effect; 4. Add comment function, you only need to pass in the article ID value to distinguish messages and comments; 5. Add a non-refresh submission function, which can be transformed into a non-refresh comment/guestbook; 6. When deleting a message, a prompt is added to indicate whether to delete it; 7. Added email correctness verification; 8. Fix some minor bugs... Note: When setting the no-refresh comment, you must correctly set the calling file path, relative path or absolute path, as long as it is correct.