Hello Mat,
You cannot stream video through Bluetooth - too much data. You need wireless USB (WUSB). Here are two that will work for you:
http://www.dlink.com/products/?model=DUB-9240
http://www.iogear.com/product/GUWH104KIT/
I am not sure where you can get them here in Australia though...
Regards,
Serge.