51help TIY
码：
<html> <head> <script type="text/javascript"> function gettip(txt) { document.getElementById('tip').innerHTML='51help 提供有关 WEB ' } </script> </head> <body> <p>请双击 "51help.tk"</p> <table> <tr> <th ondblclick="gettip()" valign="top">51help.tk</th> <th id="tip"> </th> </tr> </table> </body> </html>
查看结果: