To make the boxes even more useful, you can make the text clickable so the user has instant access to websites, email addresses and network files.

MacOSXHints has a slick tip on creating clickable iCal events that are either URLs or links to files. Sure, you can add a URL to an event's description, but with this simple method you can create ...

Make the new thumbnail image clickable. The following code shows you how to create a clickable link: Replace the "mypage.html" file with the location you want to send the user.