i need a program that i can use to make ringtones for my phone. i want to be able to pick a song, chop it to like 30 seconds long of the part i want. and i also need the program to be able to set different settings for the mp3 file. i need the settings on the mp3 to be 80 kbps, 24000hz, and to set it to stereo. any body know an easy to use program?