Alt+F4 – First Line of Defense Against a Virus

Do you have a computer virus? Big trend these days is that a pop-up appears that looks like a real Windows dialog box, but it's actually just a disguised web pop-up trying to trick you into clicking on some message like "update my AntiVirus now". Sometimes, even if you hit the "x" to close the window you get into trouble (becuase its NOT a real Windows dialog box).

What can you do? Use the keyboard short-cut "Alt+F4"– to close windows without touching them – the first line of virus defense once it has hit the desktop