"When speed counts, the keyboard is still king. Almost all the actions and commands you can perform with a mouse you can perform faster using combinations of keys on your keyboard. These simple keyboard shortcuts can get you where you want to go faster than several clicks of a mouse. You'll work faster on spreadsheets and similar documents, too, because you won't lose your place switching back and forth between mouse and keys."
more at: http://www.microsoft.com/windowsxp/home/using/tips/personalize/keyboardsc.asp

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