Google Gadget : How did I spend my time?

This Google gadget allows you to keep track of how much time you spent on different kinds of activities in the last N days. It gets the data from your Google Calendar. Say you have 3 calendars - Fun, Meetings, Classes. This gadget will tell you the total amount of time you spent on activities belonging to each of these 3 calendars. So you can keep track of whether you are having too much fun or doing too much work.

Click on the screenshot to add the gadget to your Google home page.