At 9/24/2006 09:42 AM, Bernu Bernard wrote: >My question is what you do when the browser decides the width and >size of the element. >The usual need is when you precise the width and you want to find >what the browser has set for the height. > >When you directly ask the height you get nothing (null or undefined). I have found Peter-Paul Koch to be a source of reliable low-level JavaScript functions: http://www.quirksmode.org/ His JavaScript section: http://www.quirksmode.org/js/contents.html Element dimensions: http://www.quirksmode.org/js/elementdimensions.html Regards, Paul PS: I see that PPK has redesigned his site!