There's a lot of stuff on the page but just follow your nose down the left hand side of the page and it's easy

 

1. enter the URL of your feedback page

http://feedback.ebay.com.au/ws/eBayISAPI.dll?ViewFeedback2&userid=thecatspjs&ftab=FeedbackAsSeller

 

2. enter the clickable text you want to appear on the listing

 

3. tick the button next to the link colour you want to use. I used "Standard Link color"

 

4. preview

 

5. copy and paste the html into your listing