var icbstyle = {
  fillScreen: function()
  {
    var c = xGetElementById("content");
    var ch = xHeight(c);
    var min = xClientHeight();
    var gap = min - xHeight(xGetElementById("mainTable"));

    if (gap > 0) {
      var cph = xHeight(c.parentNode);
      xHeight(c, cph + gap)
    }
  }
}

// Initializations on window load
xAddEventListener(window, "load", function ()
{
    // Expand page layout to fit the available screen
    icbstyle.fillScreen();
});