Frequently, I will copy something from a formatted web site, but I want what I paste to just match the formatting of where I paste it. Some browsers have an Edit » Paste and Match Style command, but I've found that it frequently doesn't work. This is a speedy workaround that is guaranteed to always work.
Anything that you paste into the address or search bar of any Web browser is automatically converted to plain text. Pasting plain text will always cause it to match the formatting of the destination.
So, to quickly and easily make text match the destination formatting when pasted, just do this:
Mac OS X Hints
http://hints.macworld.com/article.php?story=20110304171818935