Timewaster Of The Week-May 7

This one is kind of the classic rock of free Internet games. It's been around for years. It's pretty simple. You run forward and throw a spear.
The hard part is timing when to rear back and when to release. You usually have to go beyond 534 to get on the board. I managed to do that once but didn't get my name up there because I wasn't registered.
Ladies and gentlemen, I give you Speartoss:

http://www.makaimedia.com/games/game_frame.aspx?gid=11