LED interactive with music

i go through lots of circuit forum for my project

http://forum.allaboutcircuits.com/

http://www.electro-tech-online.com/

http://www.electro-tech-online.com/

i raise some of the questions and get some help form ppl online .(i will credit them in my report)
i never study physics and these circuit stuff so the whole project is very challenging

finally i made up a circuit suit my project and i think i am able to finish it.
i will post the circuit diagram later