Money - AI and Player

this code is good for the AI and players use... it will show you setting up the money variable.. show you with + and - the money
[code]
my_money=0
[/code]
Simple ay? well it gets easier
[code]
//+ money
my_money+=argument0
[/code]
Below: for minusing money
[code]
my_money-=argument0
[/code]