Use the Run menu item to summon a dialog box containing a command line, as shown in Figure 3-4. A command line is a text-based method of performing a task. You type a command and click OK; something happens as a result. (The Run dialog is the functional equivalent of the Command Prompt, except with a graphical interface that enables you to browse for a particular file, if you like.)
Figure 3-4. Top: The last Run command you entered appears automatically in the Open text box. You can use the drop-down list to see a list of commands you've previously entered. Bottom: The Run command knows the names of all of your folders. As you type, you're shown the best match for the characters you're typing. When the name of the folder you're trying to open appears in the list, click it to avoid having to type the rest of the entry.
Working at the command line is becoming a lost art in the world of Windows, because most people prefer to issue commands by choosing from menus using the mouse. How ever, some old-timers still love the command line, and even mouse-lovers encounter situations where a typed command is the only way to do something.
If you're a PC veteran, your head probably teems with neat Run commands you've picked up over the years. If you're new to this idea, however, here are a few of the useful and timesaving things you can do with the Run box: