Javascript window.close不是关闭窗口

Javascript window.close不是关闭窗口,javascript,Javascript,我尝试每5分钟打开一次新的浏览器窗口,在此之前,如果有浏览器,我会关闭 窗口已打开..但window.close似乎并没有关闭 <html> <head> <script> function mytimeout() { window.open("http://www.starsports.com/ssplus/cricket/index.html?v=1344487"); window

我尝试每5分钟打开一次新的浏览器窗口,在此之前,如果有浏览器,我会关闭 窗口已打开..但window.close似乎并没有关闭

<html>

<head>
    <script>
        function mytimeout() {

            window.open("http://www.starsports.com/ssplus/cricket/index.html?v=1344487");
            window.setInterval(myFunc, 310000);
        }

        function myFunc() {


            window.close();

            window.open("http://www.starsports.com/ssplus/cricket/index.html?v=1344487");

        }
    </script>
</head>

<body onload="mytimeout()">
</body>

</html>

函数mytimeout(){
窗口打开(“http://www.starsports.com/ssplus/cricket/index.html?v=1344487");
设置间隔(myFunc,310000);
}
函数myFunc(){
window.close();
窗口打开(“http://www.starsports.com/ssplus/cricket/index.html?v=1344487");
}

var-mywindow;
函数mytimeout(){
mywindow=窗口。打开(“http://www.starsports.com/ssplus/cricket/index.html?v=1344487");
设置间隔(myFunc,310000);
}
函数myFunc(){
mywindow.close();
mywindow=窗口。打开(“http://www.starsports.com/ssplus/cricket/index.html?v=1344487");
}
以下文件的副本:
<html>

<head>
    <script>

        var mywindow;

        function mytimeout() {

            mywindow = window.open("http://www.starsports.com/ssplus/cricket/index.html?v=1344487");
            window.setInterval(myFunc, 310000);
        }

        function myFunc() {


            mywindow.close();

            mywindow = window.open("http://www.starsports.com/ssplus/cricket/index.html?v=1344487");

        }
    </script>
</head>

<body onload="mytimeout()">
</body>

</html>