aah I reinstalled the whole VS2k3 again, everything! when I try to make a asp project it gives me this error:

The web server reported the following error when attempting to create or open the web project located at the following url: 'http://localhost/webapplication1'. 'HTTP/1.1 500 server error'

I thoguht reinstalling vs would fix everything with iis. what should I do? it took me 2 hours to reinstall VS (cuz I'm installing everything I guess )