"For one day only, you can get an ad-free version of Opera. This offer is valid from 12 a.m. Tuesday, August 30 to 12 a.m. Wednesday, August 31 2005 (PDT)..."
This is the browser that introduced me to the world outside of Windows and Microsoft. Although I use Firefox, why not give this browser a try plus for this day only, you get the ad free version...