Don't use a "blink" feature. Human physiology has us wired to treat motion as a high-priority visual stimulus. People notice change or motion more readily than color or size. Blinking text on a page will draw a reader's eye, away from all other text or image content. There are very few visual problems which must be solved with blinking.

from: Sun Guide to Web Style

Das Internet bietet unvorstellbar viel Mist, aber der Rest ist gar nicht übel.

aus "Worte sind wie Waffen - Weisheiten und Torheiten über die Medien"