document.addEventListener('DOMContentLoaded', function(){

    remove(x("/html/body/table[2]/tbody/tr/td/table/tbody/tr/td/table/tbody/tr/td/table/tbody/tr[2]/td/table")[0]);
}, false);

function x(xpath, root) {
  var doc = root ? root.evaluate ? root : root.ownerDocument : document, next;
  var got = doc.evaluate(xpath, root||doc, null, null, null), result = [];
  while(next = got.iterateNext())
    result.push(next);
  return result;
}
function remove(element) {
  if (element)
    element.parentNode.removeChild(element);
}