<!DOCTYPE html><html> <head> <title> new document </title> <meta http-equiv="Content-Type" content="text/html; charset=gbk"/> <script type="text/javascript"> function openWindow(){ var open=confirm("确认新建窗口打开网站吗？"); if(open==true) { var url=prompt("通过输入对话框，确定打开的网址","http://www.imooc.com"); if(url!=null){ window.open(url,"_blank",'width=400px,height=500px,menubar=no,toolbar=no'); } else {alert("88！"); } } else {alert("再见！"); } } function closewindow() { var close = confirm("真的要点吗？"); if(true == close) { window.close(); } else { alert("打开新窗口咯！"); openWindow(); } } </script> </head> <body> <input type="button" value="新窗口打开网站" onclick="openWindow()" /> <br> <input type="button" value="别点我" onclick="closewindow()"/> </body></html>
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