2 solutions1. design your pages with a 800*600 ratio 2. generate dynamic pages based on javascript screen.width- the X dimensions of the screen screen.height- the Y dimensions of the screen screen.availWidth - the X dimensions of the screen less OS interface elements screen.availHeight - the Y dimensions of the screen less OS interface elements screen.colorDepth - in bits e.g. for 16bit display the value of colorDepth is 16