Many people leave their PCs on all of the time. That often means dozens of open windows, and information that hasn’t been saved as recently as possible. There’s nothing worse than going back to your PC and seeing a message that says “Windows recently downloaded and installed an important security update to help protect your computer. This update required an automatic restart.” Or, while you are working, you may grow tired of the nagging little pop-up window with a countdown that tries to reboot your computer in 15 seconds. A simple edit to the system Registry will end this annoyance and save you from losing potentially hours of work if a reboot occurs when you aren’t there to prevent it. More »

Want to be cooler than your coworkers? We’d say the key is tricking out Firefox with envy-inspiring extensions—add-ons that tweak existing features or add new ones. Clever coders have churned out over a thousand of these handy little helpers, all of which are just as free to download as Firefox itself An extension can be as simple as Auto Copy, which instantly copies selected text to the clipboard (not that hitting Ctrl-C takes so much time); as profound as UndoCloseTab, which reopens tabs you closed, saving a history until you exit Firefox (how cool is that?); or as specific as Book Burro, a pop-up window that automatically fetches prices from other stores when you shop online for books.

These are just the tip of the extension iceberg.Mozilla’s Firefox page ( is home to a growing library of extensions as well. When you find one you like, click the Install Extension button and follow Firefox’s prompts. You may have to restart the browser to access the new feature, but that’s a small price to pay for out-cooling the whole office.