High speed Bracketing and HDR

http://www.learn.usa.canon.com/resources/articles/2011/capture_more_light_hdr_speed_article.htmlp

It will be cool if I manage to digest this.

http://www.scribd.com/doc/25144169/Canon-Digital-Learning-Center-HDR-Photograph

This is much more user-friendly, or rather idiot-friendly with step-by-step instructions and pictures! 

Zheng your Canon Compact

Make your Canon compact take HDR and RAW photos!

http://chdk.wikia.com/wiki/CHDK

Here's a guide on how to take HDR pics after installing CHDK
http://paulstamatiou.com/how-to-get-started-with-hdr-photography-part-2
http://www.websaytko.com/3418-making-hdr-image-with-photomatix-and-chdk.html