Function only size, adjust the brightness, rolling direction, rolling speed, the wireless network card and LED screen is given, beg a PC program!!!!!! As a novice VB, read the dozen gobbledygook, true very meng force, and has no clue, down to the bosses of last resort for help, it is helpless, bosses, please help, hand carry little younger brother! This is my mailbox 1305703436 @qq.com, thank you big help!!!!!!