For example, see how the
layout changes under different conditions. When you roll over each of
the above prompts, notice what happens to this paragraph. Then try
re-sizing the browser window and rolling over the prompts again. what changes?
What changes first under what circumstances, and why? Where is the state
of the img tag kept? What happens if you go on to another page, and then
you hit the back button to return to this page, and why?
As always, you should ask yourself: what could be done to make this more generalized and thus more easily reusable, without making it too complex?