if (window.document) {
var splash = document.getElementById('splash');
splash.style.display = 'block';
var cocos2d = document.createElement('script');
cocos2d.async = true;
cocos2d.src = window._CCSettings.debug ? 'cocos2d-js.js' : 'cocos2d-js-min.js';//这是出问题的那一行
望修复