document.onkeydown = function (event) {
if (isTitleMoviePlayed) {
return;
}
var e = event || window.event;
if (e && e.keyCode == 27) {
isTitleMoviePlayed = true;
let video = document.getElementById('gameVideo');
video.currentTime = 9; // 这里的9也表示2D_Cat.webm文件的播放时长为9秒(或稍大于精确的播放时长),依然替换成你自己开头动画的时长即可