How Can I Control The Expansion Direction Of A Drop-down List?

How can I control the expansion direction of a drop-down list? I've got a long list on the right side of the page that goes off the page because it expands right. Can I make it exp

Solution 1:

As far as I'm aware that's not under the designer's control but under the browser's, at least for "normal" select tags. You could always consider using an existing library like jQuery to "roll your own" select implementations (which is more involved, of course), then you can control them at will. See this question for how to do that.