Technology Q&A

Questions on how to use Format Excel to color negative percentages in red, hide Excel's sheet tabs in order to expand worksheet display, protect your e-mailing and Internet surfing when you travel, several ways to fix a corrupt Word document, and create keyboard shortcuts to insert symbols in Word and Excel are answered. There are a couple of possibilities to format negative numbers, but your best option is to use Conditional Formatting. In Excel 2003, begin by selecting the cells you want to format. Excel displays the tabs by default, but you can hide them in Excel 2003 by going to Tools, Options and then opening the View tab and unchecking Sheet tabs. E-mailing or Internet surfing in a public place is inherently dangerous. Your first line of defense is your firewall -- Windows' built-in one and your virus-protection suite's gadget. Open the document and save it as a Web Page when fixing a corrupt Word document. In Word 2003, press Insert, Symbol, which engages the Symbol screen when creating keyboard shortcuts.