If iMac, you can, too. Yes, using an iMac is simple. After you power up your very own piece of iCandy, you can quickly pick up on the basics with this ...For Dummies Quick Reference. You find that "navigating" means pointing your mouse's arrow and clicking, and that electronic file folders aren't really much different than the manila kind you used to put in a file cabinet. Soon, you'll be able to arrange your screen's desktop the way you want, set...