codice:
<HTML>
<HEAD>
<TITLE>Chat</TITLE>
  <script type="text/javascript">
    var indirizzoirc = "irc.numero1";
    if (confirm("Sei su rete2?")) indirizzoirc = "irc.numero2";
  </script>
</head>
<BODY>
<script language="JavaScript" src="controls.js"></script>  
<form name="jform">  
<table width="80%" cellspacing="0" cellpadding="0" bgcolor="#FF7E00" align="center" bordercolor="#000000" border="1">
<tr><td><center>CHAT</center></td></tr>
        <tr>
      <td valign="top" >
<applet name="jchat"  archive="jirc_nss.zip"  code=Chat.class width=600 height=320 MAYSCRIPT VIEWASTEXT>
<param name="ServerPort" value="6667">
  <script>
    document.write('<param name="ServerName1" value="'+ indirizzoirc +'">');
  </script>
<param name="Channel1" value="html">
</applet></td>		
</tr>
</table>
 </form>
</BODY>
</HTML>