Switching to the Mac[c] The Missing Manual
Nothing quite spoils the fun of the Web like pop-upsthose annoying miniature advertising windows that sprout in front of the Web page you're trying to read.
Safari, Mac OS X's Web browser, has a simple menu command for blocking pop-ups: Safari
The one exception, though, is Internet Explorer for Mac (a program that is no longer supported by Microsoft). If you can't bear to stop using Internet Explorer, use a shareware program like Pop-up Zapper (which you can download from the "Missing CD" page of www.missingmanuals.com) to kill off pop-ups.