Whoa.
If you look at the source code, the coding for the ad module doesn't even show up. o_O
If you're willing, you could remove all of the default original side modules and then recode them by hand as custom modules.
(code to remove modules)
CODE
<style type="text/css">
.leftmoduletitlebar, .leftmoduleborder, .leftmoduleinterior, table.left, table.left TH, table.left TD, table.navigation, table.footer
{display: none;}
</style>