I'm new to Activex Control

I never touched activex control, may some one help me with it.
I want to add the events caption ,gotFocus and lost focus to an image control. How do i proceed????

http://www.vbsquare.com/activex/articles.html is a good place to start :)

also http://www.vbsquare.com/activex/activexguide-demo/