the new system is something like...

stage 1 find/be attacked by monster
stage 2 auto target
stage 3 decide to fight or RUN FOR IT
stage 4 the fight is dont with an atb bar and the char either auto attack at full or you tell em to do something
stage 5 victory dance or not and recive exp from dead monster.


i think this is it ive seen loads of screen shots and brif explanations online and in offical playstation 2 magasine for october last year i think.