In todays fast-paced, hustle and bustle world, kids like me can't be bothered to take 3 seconds out of their day for simple tasks like repetitive clicking. (logging in to Newschoolers) Seriously, for those people who want to save their fingers from intense, and often unneeded strain there is iMacros, for Firefox. Give this little program a try and fight Carpel Tunnel Syndrome!
https://addons.mozilla.org/en-US/firefox/addon/3863