function adjustLayout()
{

  // Get natural heights
  var lHeight = xHeight("left_column");
  var cHeight = xHeight("centre_right");

  // Find the maximum height
  var maxHeight =
    Math.max(cHeight, lHeight);

  // Assign maximum height to all columns
  xHeight("left_column", maxHeight);
  xHeight("centre_right", maxHeight);

  if ((maxHeight - lHeight) > 634) {
	  var newUnitHeight1 = maxHeight - lHeight;
	  var topOffset = Math.ceil((newUnitHeight1 - 620) / 2);
	  var newUnit1 = document.createElement('div');
	  var topCap = document.createElement('div');
	  var botCap = document.createElement('div');
	  var positioner1 = document.createElement('div');
	  topCap.className = "left_column_header";
	  botCap.className = "left_column_cap";
	  newUnit1.className = "left_column_box";
	  var p = document.getElementById("left_column");
	  newUnit1.style.height = newUnitHeight1 - 35;
	  positioner1.style.left = 15;
	  positioner1.style.paddingTop = topOffset;
	  var gunt = "<iframe src =\"/includes/ads/g600ib.html\" width=\"160px\" height=\"600px\" scrolling=\"no\" frameborder=\"0\" marginheight=\"0\" marginwidth=\"0\"></iframe>";
	  positioner1.innerHTML = gunt;
	  newUnit1.style.width = 180;
	  p.appendChild(topCap);
	  p.appendChild(newUnit1);
	  p.appendChild(botCap);
	  newUnit1.appendChild(positioner1);
  }
  else if ((maxHeight - lHeight) > 274) {
	  var newUnitHeight1 = maxHeight - lHeight;
	  var topOffset = Math.ceil((newUnitHeight1 - 274) / 2);
	  var newUnit1 = document.createElement('div');
	  var topCap = document.createElement('div');
	  var botCap = document.createElement('div');
	  var positioner1 = document.createElement('div');
	  topCap.className = "left_column_header";
	  botCap.className = "left_column_cap";
	  newUnit1.className = "left_column_box";
	  var p = document.getElementById("left_column");
	  newUnit1.style.height = newUnitHeight1 - 35;
	  positioner1.style.left = 35;
	  positioner1.style.paddingTop = topOffset;
	  var gunt = "<iframe src =\"/includes/ads/g240ib.html\" width=\"120px\" height=\"240px\" scrolling=\"no\" frameborder=\"0\" marginheight=\"0\" marginwidth=\"0\"></iframe>";
	  positioner1.innerHTML = gunt;
	  newUnit1.style.width = 180;
	  p.appendChild(topCap);
	  p.appendChild(newUnit1);
	  p.appendChild(botCap);
	  newUnit1.appendChild(positioner1);
  }
  else if ((maxHeight - lHeight) > 159) {
	  var newUnitHeight1 = maxHeight - lHeight;
	  var topOffset = Math.ceil((newUnitHeight1 - 170) / 2);
	  var newUnit1 = document.createElement('div');
	  var topCap = document.createElement('div');
	  var botCap = document.createElement('div');
	  var positioner1 = document.createElement('div');
	  topCap.className = "left_column_header";
	  botCap.className = "left_column_cap";
	  newUnit1.className = "left_column_box";
	  var p = document.getElementById("left_column");
	  newUnit1.style.height = newUnitHeight1 - 35;
	  positioner1.style.left = 32;
	  positioner1.style.paddingTop = topOffset;
	  var gunt = "<iframe src =\"/includes/ads/g125ib.html\" width=\"125px\" height=\"125px\" scrolling=\"no\" frameborder=\"0\" marginheight=\"0\" marginwidth=\"0\"></iframe>";
	  positioner1.innerHTML = gunt;
	  newUnit1.style.width = 180;
	  p.appendChild(topCap);
	  p.appendChild(newUnit1);
	  p.appendChild(botCap);
	  newUnit1.appendChild(positioner1);
  }
  else if ((maxHeight - lHeight) > 50) {
	  newUnitHeight = maxHeight - lHeight;
	  var newUnit = document.createElement('div');
	  var topCap = document.createElement('div');
	  var botCap = document.createElement('div');
	  var p = document.getElementById("left_column");
	  topCap.className = "left_column_header";
	  botCap.className = "left_column_cap";
	  newUnit.style.height = newUnitHeight - 35;
	  newUnit.className = "left_column_box";
	  p.appendChild(topCap);
	  p.appendChild(newUnit);
	  p.appendChild(botCap);
  }
}