Funny this came up, I was just looking at how Twitter's bootstrap creates the "caret" drop-down arrow. http://twitter.github.com/bootstrap/components.html#butt

Funny this came up, I was just looking at how Twitter's bootstrap creates the "caret" drop-down arrow. http://twitter.github.com/bootstrap/components.html#buttonDropdowns http://twitter.github.com/bootstrap/components.html#buttonDr... If you inspect the down arrow it's created in the same way. Interesting. I guess it's better than an extra image request if you don't mind the style.