When you click the slide show link the presentation will start.

To expand the slide to occupy the full screen click on the full screen icon in the lower right hand corner.  If you have a popup blocker you may have to disable it (usually by pressing the control key) while clicking on the icon.

Mouse clicks bring up succeeding slides.

To move to a previous screen, right click the mouse and select previous.

To end the show press the escape key or right click the mouse and select exit

You can print hard copies or transparencies in the full screen mode by pressing the control and p keys simutaneously.