[Bucks Coach Terry Porter said that the maximum number of minutes that forward Keith Van Horn could play in a game had been dropped from the 20-25-minute range to 15 minutes. Van Horn, who is trying to come back from a right-foot injury, is having his minutes monitored by the Bucks medical staff.] I think a lot of it is based on what happens the night after a game ... if there's swelling, ... You want to use caution there. So you say 15 and see how he does for a few games. If there's no discomfort, bump it up to 20. And if something happens go back to the original number.