How to create ringtones on iTunes 9?

I have the steps to make ringtones for free, but later, that only works in iTunes 8. If I use a website, downloading it plays on the quicktime player and I do not know how to record on my phone as a ringtone. btw I have an iPhone 3G. help please?

http://www.myventones.com

Adding Custom iPhone RingTones in iTunes 9

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