In this video tutorial, viewers learn how to use the on-screen keyboard on a Mac OS X computer. To turn on the keyboard viewer, go to Apple and select System Preferences. Under Personal, click on Language & Text. Click on the Input Sources tab and check Keyboard & Character Viewer. The viewer will appear as an icon in the status bar. Click on the icon and select Show Keyboard Viewer. Now place the cursor where you want to start typing and use the onscreen keyboard to type. This video will benefit hose viewers who use a Mac computer and would like to learn how to use Keyboard Viewer because they may be using a pointing device, other then a mouse.