function expandNodeById(nodeId) { 
	obj = eval(nodeId);
    if (obj.style.display == "none") {
        obj.style.display = "block";
    } else {
		obj.style.display = "none";
    }
}

function disableRightClick(e) {
  if (!document.rightClickDisabled) {
    if (document.layers) {
      document.captureEvents(Event.MOUSEDOWN);
      document.onmousedown = disableRightClick;
    } else {
	  document.oncontextmenu = disableRightClick;
	  return document.rightClickDisabled = false;
	}
  }

  if (document.layers || (document.getElementById && !document.all)) {
    if (e.which==2||e.which==3) {
      return false;
    }
  } else {
    return false;
  }
}

disableRightClick();