用JavaScript代碼給網頁熱鍵功能

　　<html>
<head>
<script language=javascript>
<!
function issueCommand(x){
    if (documentlayers)
    {
          if (xwhich==||xwhich==)
            windowclose();
        else if (eventkeyCode==||eventkeyCode==)
            selfprint();
        else if (eventkeyCode==||eventkeyCode==)
            alert(Sorry this is the only song in the List);
    }
    else if (documentall){

        if (eventkeyCode==||eventkeyCode==)
            windowclose();
        else if (eventkeyCode==||eventkeyCode==)
            selfprint();
        else if (eventkeyCode==||eventkeyCode==)
            alert(Sorry this is the only song in the List);
    }

　　}

　　//>
</script>
</head>

　　<body>
<script language=javascript>
<!
if (documentlayers)
documentcaptureEvents(EventKEYPRESS);

　　documentonkeypress=issueCommand

　　>
</script>

　　<font size=><u>C</u>lose Window</font><p>
</body>
</html>

From:http://tw.wingwit.com/Article/program/Java/JSP/201311/19441.html