Javascript 如何在firefox和chrome中删除按esc退出全屏?

Javascript 如何在firefox和chrome中删除按esc退出全屏?,javascript,css,google-chrome,firefox,browser,Javascript,Css,Google Chrome,Firefox,Browser,我使用以下JavaScript代码全屏显示页面: <!DOCTYPE html> <html> <head> <title></title> </head> <body> <div style="border:1px solid red;height:100px;width:100px;background-color:red;" onclick="requestFullScreen(doc

我使用以下JavaScript代码全屏显示页面:

<!DOCTYPE html>
<html>
<head>
    <title></title>
</head>
<body>
    <div style="border:1px solid red;height:100px;width:100px;background-color:red;" onclick="requestFullScreen(document.body)"></div>
    <div style="border:1px solid red;height:100px;width:100px;background-color:blue;" onclick="exitFullScreen(document.body)"></div>

    <script>
        function requestFullScreen(element) {
            // Supports most browsers and their versions.
            var requestMethod = element.requestFullScreen || element.webkitRequestFullScreen || element.mozRequestFullScreen || element.msRequestFullscreen;

            if (requestMethod) { // Native full screen.
                requestMethod.call(element);
            } else if (typeof window.ActiveXObject !== "undefined") { // Older IE.
                var wscript = new ActiveXObject("WScript.Shell");
                if (wscript !== null) {
                    wscript.SendKeys("{F11}");
                }
            }
        }

    </script>

    <script>
        function exitFullScreen() {
            if (document.exitFullscreen) {
                document.exitFullscreen();
            }
            else if (document.msExitFullscreen) {
                document.msExitFullscreen();
            }
            else if (document.mozCancelFullScreen) {
                document.mozCancelFullScreen();
            }
            else if (document.webkitCancelFullScreen) {
                document.webkitCancelFullScreen();
            }
        }

    </script>
</body>
</html> 

功能请求全屏(元素){
//支持大多数浏览器及其版本。
var requestMethod=element.requestFullScreen | | element.webkitRequestFullScreen | | element.mozRequestFullScreen | | element.msRequestFullscreen;
if(requestMethod){//本机全屏。
requestMethod.call(元素);
}else if(typeof window.ActiveXObject!=“未定义”){//IE。
var wscript=newActiveXObject(“wscript.Shell”);
if(wscript!==null){
SendKeys(“{F11}”);
}
}
}
函数exitFullScreen(){
if(document.exitFullscreen){
document.exitFullscreen();
}
else if(document.msexit全屏){
document.msExitFullscreen();
}
else if(document.mozCancelFullScreen){
document.mozCancelFullScreen();
}
else if(document.webkitcancelfillscreen){
document.webkitcancelfulscreen();
}
}
但在全屏模式下显示“按esc退出全屏”。
如何删除firefox和chrome中的“按esc退出全屏”功能?

你不能。这是一项安全功能,旨在防止恶意网站误导或诱捕用户——你无法删除它

你不能。这是一项安全功能,旨在防止恶意网站误导或诱捕用户——你无法删除它。