1<style> 2 div { width: 0px; } 3 span { text-decoration: underline; cursor: hand; } 4</style> 5<script> 6function toggleFullScreen() { 7 if (document.webkitIsFullScreen) 8 document.webkitCancelFullScreen(); 9 else 10 document.getElementsByTagName('div')[0].webkitRequestFullscreen(); 11} 12</script> 13<body> 14 This tests that an element with a 0px width will not cause the window to disappear when entering full screen. <span onclick="toggleFullScreen()">Click to toggle full screen.</span> 15 <div> 16 </div> 17</body>