how should i put .mp3 files or .aac files in motorola razor 3vi i connect it using usb cable and try to put photo in the folder name photo and it ok but when i put song in the folder which is audio then when i try to search it on myphone it can't find it how and where should it put that audio files which folder place help by the way the photo that i put in my cellphone is on the memory card and then it see it but the only problem is the songs that i put in my phone it can't find it help pls thanks in advance