Double crochet decrease - how?

[susanjp]

I'm making a cardigan for dd, and I need to decrease, but it's double crochet, not single like I'm used to and I can't find it on www.stitchguide.com! Any other links for showing crochet stitches?

Thanks :)

[dandelions2]

http://www.wonderful-things.com/newcrochet5.htm

Scroll down a bit. :)

[susanjp]

Thank you! :)