[JASS] Random help!

[yyhua]

Hi i got a question, i am making some footmen map, i got stuck at the trigger of making a allrandom mode. When i create a -ar mode, it works fine, but the problems is it always random the same unit for each players. Can any pls tell me how to solve this problem or give me an example of how to make a allrandom mode for footmen game thx!!