usb driver not being installed

hiii,,,everyone,
m having a bit problem..installing the USB drivers..into ma PC...when i
connect th eusb to my PC it dtected the mini6410 but when i check the
status of in hardware device manger it say driver not installed...i tried
to install the USB driver provided with the kit from CD..n even downloaded
it from net...but it diidnt seem to work..
if any1 has link or driver..