function resizeContainer() {
  var container = document.getElementById('container');
  var ypos = document.getElementById('footer').offsetTop;
  ypos=ypos-17; 
  var h = ypos+'px';
  container.style.height=h;
}  
  
if (window.addEventListener)
	window.addEventListener('load', resizeContainer, false)
else if (window.attachEvent)
	window.attachEvent('onload', resizeContainer)
else
	window.onload=resizeContainer;