У вашего броузера проблема в совместимости с HTML5
Come programmare la memoria di una Baofeng UV5R (e di una GT3) da linux e da windows.
How to add channels programming to Baofeng radios (uv5r anf gt3) using prolific usb to serial cable and original baofeng application (on linux we will use CHIRP).
Thanks to http://www.miklor.com to store application and drivers for reference.