[magick-users] Generate Yahoo's Captcha like graphic?

[howard chen]

such as the one like this:

https://ab.login.yahoo.com/img/ZtfKKOVZFenbN32bIXlEcThdwGPkPbTgTTx.Jembo0f0U3oUXhYv800GBqXa5nJpqTwNoaeLlTyorA--.jpg

is it possible to generate using IM ?

thanks.