1. Click on this link :
Create New Kudobuzz Account
2. Fill in the form with your details
3. After confirming your account, copy the code snippet.
4. From your Jimdo admin, click on Settings
5. Select Edit Head
6. Paste in the code
7. After hitting Save, you will notice a change in the code. Don't worry about this. It has just been converted to a structure fit for Jimdo
8. Take a look at your live site. You should have a Reviews button on it.
Congratulations. You have set up Kudobuzz on Jimdo. Check out the articles in the "General" section for the many other things you can do with Kudobuzz