Save that "page" as an image and then put that image into an HTML file.
EDIT: I think you can just use the PRINT key on your keyboard to make it really look like on your computer - even with all the Photoshop toolbars and such! But don't forget to provide the users with the color profile and illumination profile of your monitor and an exact layout of your room, and don't forget the type of light bulb you are using, the thickness and tinting of the glass in your windows and of course the angle of the sun!