There is a CSS3 "rotate" selector, but its usage is limited (I don't know if IE9 supports it, I don't think IE8 does, and Firefox support is spotty too). It won't, however, DTRT regarding stuff like ...
When consuming content on the web, scrolling isn’t natural—that’s what an eye-tracking survey from Jakob Nielsen reveals. A minority of users will scroll to look at information below the fold, but ...