how to connect cinema hd display to pc laptop,

Hi i have a cinema hd display which i want to connect to my laptop (PC) via vga or hdmi.

the display has a lead out with:

Power(racetrack shape which is connected to the adapter)

dvi-d

usb

firewire

i have a dvi-d to vga connector and plugged the usb into my laptop but nothing seems to happen do i need a firewire adapter as this is not plugged in