hero selection system

[Black_Chidori]

i have a full screen hero picking system i downloaed but not what im looking for can someone make me. where if red picks a hero then it gets remove so other people cant have same units. id like to have it set up for 20 heros and 1 team.

 

[Wietlol]

1. Do you have JASS experience?
2. What should it look like?
3. How should it work?