Remember that user s screens do not all have the same resolution. Keep image widths under approximately 550 to 600 pixels to accommodate all standard monitor resolutions. Remember that a web table does not start to display on the browser until all the information for the table is transferred to your machine. Long tables can cause delays. Replace long tables with a series of short tables when practical.
Many web pages start out as word-processed documents.
Make sure that you explain your system up front and that it is as intuitive as possible. Introduce this to the students as early on as possible. An instructional systems approach.