大家帮我看一段例子

<script language=javascript>
     function createStory()
     {
        var storyMessage="<html><head></head><title>good</title>"+"<body><h1>What's the time now</h1></body></html>";
        var listwin;
        listWin=window.open("","story","width=400,height=300");
        listWin.document.write(storyMessage);
        listWin.document.close();
     }
    </script>