Determine and set browser full screen mode_javascript skills

Copy code The code is as follows:

//Set browser full screen
function f_SetFullScreen() {
//If the browser is not full screen, set it to full screen mode
if (!f_IsFullScreen()) {
var wsShell = new ActiveXObject('WScript.Shell');
wsShell.SendKeys( '{F11}');
return false;
}
}

//Determine whether the browser is full screen
function f_IsFullScreen() {
return (document.body .scrollHeight == window.screen.height && document.body.scrollWidth == window.screen.width);
}