asp.net page compilation process

I'm looking for detailed technical information on the compilation p开发者_如何学运维rocess for aspx pages and vs2008. Recently I have been learning about controlbuilders and pageparserfilters. I have downloaded some code to clean out extra white spaces in my html in order to make the pages smaller. The code works great, but I don't understand WHY it works. I need to learn more about the page compilation process. Any suggestions?