< script src = "/sdk.js" > < /script> < script > YaGames.init().then(ysdk => { window.ysdk = ysdk; }); < /script> function ShowAd(callback) { window.ysdk.adv.showFullscreenAdv({ callbacks: { onClose: function(wasShown) { callback(true); console.log('Ad!'); }, onError: function(error) { callback(false); console.log('Ad Error:', error); } } }) } function ShowAdRewardedVideo(callback) { window.ysdk.adv.showRewardedVideo({ callbacks: { onOpen: () => { console.log('Video ad open.'); }, onRewarded: () => { isRewarded = true; callback(isRewarded); console.log('Reward!'); }, onClose: () => { console.log('Video ad closed.'); }, onError: (e) => { console.log('Error while open rewarded ad:', e); } } }); } Your browser does not support the canvas tag.