JavaScript无提示关闭当前页面窗口，兼容IE/Firefox/Chrome (Close the current page window without confirm by JavaScript, support all brow

<script>

var browserName=navigator.appName; 
if (browserName=="Netscape")
{ 
    function closeme() 
    { 
        window.open('','_parent',''); 
        window.close();
    } 
} 
else 
{ 
    if (browserName=="Microsoft Internet Explorer") 
    { 
        function closynoshowsme() 
        { 
            window.opener = "whocares"; 
            window.close(); 
        } 
    } 
} 

</script> 

<input type="button" value="close me 3" onclick="closeme();"/>