ok, your computer is infected with an ad-ware program called Gator.
first, download this -
Download CCleaner 1.39.502 - filehippo.com
install the program then run the cleaner. it will remove any temporary data stored in your machine. this can help increase the speed of your connection.
next, download this -
SUPERAntiSpyware.com - Downloading File
install the program, then update its database. perform a full system scan.
then when your finished, post a new log.