//全屏
function fullScreen() {
var el = document.documentElement;
var rfs = el.requestFullScreen || el.webkitRequestFullScreen || el.mozRequestFullScreen || el.msRequestFullscreen;
if (typeof rfs != "undefined" && rfs) {
//可以指定需要全屏显示的DOM元素
rfs.call(el);
};
return;
}
//退出全屏
function exitScreen() {
if (document.exitFullscreen) {
document.exitFullscreen();
}
else if (document.mozCancelFullScreen) {
document.mozCancelFullScreen();
}
else if (document.webkitCancelFullScreen) {
document.webkitCancelFullScreen();
}
else if (document.msExitFullscreen) {
document.msExitFullscreen();
}
if (typeof cfs != "undefined" && cfs) {
cfs.call(el);
}
}