pop up

This is kinda embarrassing, but I keep getting a pop up on my computer (windows xp) from 'www.allsexsms.com' when i connect onto the internet. The image name is 'trackurl.exe' Pleeeeeeeeeeease help me get rid of it!

Go here and read

Welcome New Members and How To Post a HijackThis log

Sorry, read which bit?

Both of these.

http://forums.tomcoyote.org/index.php?showtopic=34502

http://forums.tomcoyote.org/index.php?showtopic=14401