Sports Marketing 2.0 reports:
Fans of Hapoel Kiryat Shalom, in Israel’s third amateur division, can now use the team’s Web site to vote on the starting line ups and to give instructions to the field coach. Read more here.
Here’s more on this from Reuters UK read it here
Bill Veeck tried this once - he let fans in the stands at a baseball game play the role of manager and vote for what play they'd like to see. I'll have to go back and re-read the book - can't remember if they won the game or lost.