The oatmeal.com's home page. Uses humor to get at the issue. Definitely worth watching the whole set of images.
home is where those fuckers ain't
Technically speaking insulin opens cells so they can use electrolytes and glucose... Another fun fact: make sure you have meal readily available for Humalog (Lispro) insulin since it's rapid-acting!
moveon.org's home page. Also clear call to action.
reddit.com's home page
Google.com's home page 1/18/12
nten.org's home page banner