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John http://www.red91.com

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determine screen height

// description of your code here

..normally

   1  
   2  var h = document.documentElement.scrollHeight;


..however in some cases (safari 3) you may have to find where something is on the screen and generate the actual screen size around that
   1  
   2  if (($('lightbox_bottom').cumulativeOffset().top+30) > document.documentElement.scrollHeight) {
   3    $('sBg').style.height=$('lightbox_bottom').cumulativeOffset().top+30+'px';
   4  }
   5  else {
   6    $('sBg').style.height=document.documentElement.scrollHeight+'px';
   7  }


30 being the height of the bottom element your using to judge.
to javascript firefox IE size screen prototype scriptaculous window fix height determine by indiehead on Aug 14, 2008
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