4 function launchFullscreen(element) {
5 element.webkitRequestFullscreen();
8 function exitFullscreen() {
9 document.webkitExitFullscreen();
15 <button id="enter_fullscreen" onclick="launchFullscreen(document.documentElement);">Launch Fullscreen</button>
16 <button id="exit_fullscreen" onclick="exitFullscreen();">Exit Fullscreen</button>