precisely! or you can use matchMedia (or my lib enquire.js [0]) to selectively enable/disable the entire feature. This might be preferable than @media in your C

precisely! or you can use matchMedia (or my lib enquire.js [0]) to selectively enable/disable the entire feature. This might be preferable than @media in your CSS, because it does away with scroll listeners where they're not needed. [0] http://wicky.nillia.ms/enquire.js/ http://wicky.nillia.ms/enquire.js/