I gave you the easy setup link and it does show the dd method which I also used so I have no idea about some of the rude comments from posters about windows use that this has led too but they are unnecessary.
None of the ways listed are wrong unless you are closed minded.
I hope more people will learn Linux but most of them will go back to work and have to use windows.
No need for rude, I think the best approach is for them to use what they feel comfortable with and given different skill levels safety should also be considered.
Download the image from a mirror or torrent
Verify if the the hash key is the same (optional), in the terminal run:
Extract the image, with
Connect the sdcard reader with the sdcard inside
Check the name of the device that the SD card was mounted as by running: dmesg | tail, it will be something like "/dev/sdc"
In the terminal write the image to the card with this command, making sure you replace "/dev/sdc" with the right device name.
dd bs=1M if=~/debian6-17-02-2012/debian6-17-02-2012.img of=/dev/sdc
Insert it in the raspberry pi, and have fun
If you are more worried about ,spelling, punctuation or grammar you have probably already missed the point so please just move on.