and welcome to BC!
You have several options:
There is a tutorial on how to remove malware HERE
There is a self help forum with removal instructions for specific infections HERE
If you need more information so that you can remove the infection yourself you can post in the Am I Infected, What do I Do?
forum found HERE
There many volunteers that are experts at malware removal that are available to help you in the HiJackThis forum here at BC. In order to get their help you need to create a log with the program HiJackThis. Detailed instructions on how to do this can be found HERE