// layout2.js
// Cross-Browser.com & SitePoint.com - Equal Column Height Demo (2 Column)

if (document.getElementById || document.all) { // minimum dhtml support required
  // document.write("<"+"style type='text/css'>#footer{visibility:hidden;}<"+"/style>");
  xAddEventListener(window, 'load', winOnLoad, false);
}
function winOnLoad()
{
  var ele = xGetElementById('sidebar1');
  if (ele && xDef(ele.style, ele.offsetHeight)) { // another compatibility check
    adjustLayout();
    xAddEventListener(window, 'resize', winOnResize, false);
  }
}
function winOnResize()
{
  adjustLayout();
}
function adjustLayout()
{
  // Get content heights
  var cHeight = xHeight('sidebar1')-11;
  var lHeight = xHeight('mainContent');

  // Find the maximum height
  var maxHeight = Math.max(lHeight, cHeight);
  // Assign maximum height to all columns
  xHeight('sidebar1', maxHeight+11);
  xHeight('mainContent', maxHeight);

  // Show the footer
  //  xGetElementById('footer').style.visibility = 'visible';
}