/*
window.oncontextmenu = function () {
   return false;
}

window.ondragstart = function () {
	return false;
}

window.onselectstart = function() {
	return false;
}

function onKeyDown() { 
  // current pressed key
  var pressedKey = String.fromCharCode(event.keyCode).toLowerCase();
 
  if (event.ctrlKey && (pressedKey == "c" || 
                        pressedKey == "v")) {
    // disable key press porcessing
    event.returnValue = false;
  }
 
} // onKeyDown

*/