function adjustLayout()
{
    // Get natural heights
    var cHeight = xHeight("contentcontent");
    var lHeight = xHeight("leftcontent");   
    var rHeight = xHeight("rightcontent"); 

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

    // Assign maximum height to all columns
    xHeight("contentcontent", maxHeight);
    xHeight("leftcontent", maxHeight);
    xHeight("rightcontent", maxHeight);

    // Show the footer
    xShow("footer");
}

window.onload = function()
{
    xAddEventListener(window, "resize", adjustLayout, false);
    adjustLayout();
}