Flicker on page changes and print looks like crap.

I have done the following so far.
Created a website locally hosted using Web Developer Express.
The site uses a Master Page and one Nested Master Page so far.
I use a nested Master Page because one of the web site's subjects will include many (15 plus) pages (called Lab pages) that will all have the same style and will be used to show the locations where we have offices on a small map (450px x 270px) and will also include a textual description of what is done at the various offices.  The Master Page will be used to insure all pages use the same header, navbar and footer and uses an external stylesheet to style the header, navbar, etc.
All the of Lab pages all are divided up into four display sections using <div>s.  Each section's <div> then has a Panel in it (to allow rounding corners). I use RoundedCornerExtenders to round all the corners of the four panels.  One of the panels will cont ...