How Europe's Mandated Browser Ballot Screen Works

CWmike writes "After an 11-month legal face-off, Microsoft and European antitrust officials signed off yesterday on the ballot screen concept that will give Windows users a chance to download rivals' browsers. But now that the battle's over and the ink has dried, it's time to look closely. Some FAQ examples: What's Microsoft promised? How will it work? How many browsers will be on the ballot? Who decides which browsers? Who will see it?"