How to build the SRC, Or Distribution Ubuntu OS?

[Mr.Sutthipong C.]

Now, I has the Ubuntu 11.10 SRC all files. You can launch from 
link:http://mirror.anl.gov/pub/ubuntu-iso/DVDs/ubuntu/11.10/release/source/ 
<cid:part1.05090002.09010804 at windowslive.com>. And  I need to build 
NEW-OS from source code.