How do I scedule an item to start at a specific time?

[lesterm12]

I like to post my listings between the hours of 4:00 pm and 8:00 pm but am not always able to do so.  How can I scedule a listing to start when I want it too?

[heidilynn0_3]

http://pages.ebay.ca/help/sell/schedule.html

I believe the fee is 10¢.