(ask)dynamic mesh tutorial
 

like my title on my post, i need help for someone to making simulation like this
http://www.youtube.com/watch?v=1eyEtzdHDEE

i have make this in model

http://www.google.co.id/imgres?imgur...w=1280&bih=623

but i don't know what i must to do next, if someone has video tutorial for this it would be help me so much

thx..i'm sorry for my english.