Plaese press F12, open the develop tools.
#### Setting
```javascript
{
onfullscreen : function() {
// alert("onfullscreen");
// console.log("onfullscreen =>", this, this.id, this.settings);
},
onfullscreenExit : function() {
// alert("onfullscreenExit");
// console.log("onfullscreenExit =>", this, this.id, this.settings);
}
}
```