scrollerHeight = function() {
  if (document.getElementById('scroller')){	
  	$('left').setStyle({
		  left: $('left').viewportOffset().left,
		  height: (document.viewport.getHeight()-parseInt($('left').getStyle('paddingTop')))+'px',
		  position: 'fixed',
		  overflow: 'auto'
		});	
	}
}


document.observe("dom:loaded", scrollerHeight);
document.observe("dom:loaded", function() {
  $('container').select('a[href^=http://]', 'a[href$=pdf]').each(function(link){
    link.writeAttribute({target:"_blank", title:"Javascript will open this external link in a new window."})
  });
});
Event.observe(window,'resize', scrollerHeight);