UT300R2U Modem Problem Vista

Hello friends,
Recently i have installed windows vista ultimate but my ADSL model does not seems working in any way in USB interface.
Drivers inside Orginal CD dont support vista, some one please link me USB drivers for vista or alternate working procedure for UT300R2U(USB) in vista.If any of my friend allready using this modem in vista under USB interface.Please share procedure to install.

Thanks