AsakuraFuuko

/**
 * For Google Voice
 * @Author zbinlin <zbinlin@outlook.com>
 */
var sleep = delay => new Promise(resolve => setTimeout(resolve, delay));

var composeClick = function x(btn) {
  var rect = btn.getBoundingClientRect();
  var x = rect.left + rect.width * Math.random();
  var y = rect.top + rect.height * Math.random();