computer parallel port help..plz read once 2010-09-30

hello friends,

i am trying to make a 3 Axis 3 axis cnc router. i want to control the 3 stepper motors with a parallel port...

MY PROBLEM IS = i bought a usb to parallel converter bcoz my laptop does not have any parallel port (http://www.8888ddl.com/image9/ava/01sep2009/000efa12.jpeg)

now when i try to turn on some leds (I/O Ports Uncensored - 1 - Controlling LEDs (Light Emiting Diodes) with Parallel Port - CodeProject) like this web site...then i show that my parallel port's D1 D2 D3 D4 D5 D6 D7 are continuously staying ON. and thay are not even blinking when i try to send some data on that pin....

so guyz plz help me out..i am stuck.....