全屏varelement=document.documentElement;如果(element.requestFullscreen){element.requestFullscreen();}elseif(element.mozRequestFullScreen){element.mozRequestFullScreen();}elseif(element.msRequestFullscreen){element.msRequestFullscreen();}elseif(element.webkitRequestFullscreen){element.webkitRequestFullscreen();}退出全屏if(document.exitFullscreen){document.exitFullscreen();}elseif(document.webkitCancelFullScreen){document.webkitCancelFullScreen();}elseif(document.mozCancelFullScreen){document.mozCancelFullScreen();}elseif(文档.msExitFullscreen){文档.msExitFullscreen();}
