I\'m trying to make the background image as professional as possible so I\'m thinking it\'s best to resize it based on the size of the browser or the resolution (not sure wh
I guess you're looking for something like that:
http://css-tricks.com/how-to-resizeable-background-image/
You will need to stick to CSS 3 background-size property to achieve this: http://webdesign.about.com/od/styleproperties/p/blspbgsize.htm
Without using CSS 3 you cannot resize the background image in any way on the client.