copie o código abaixo:

<form id="jform" name="jform" onSubmit="window.open('','ventanaForm','toolbars=no, scrollbars=no,resizable=no,width=815,height=715')" action="http://www.chatbr.org/webchat/connect.php" method="get" target="ventanaForm"> <font face="Fixedsys">Digite seu Apelido:</font><p style="margin-top: 0; margin-bottom: 0"> <input name="nick" type="textbox" size="20" style="border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1" ></p> <p align="left" style="margin-top: 0; margin-bottom: 0"> <font face="Fixedsys">Escolha uma Sala:</font><p align="left" style="margin-top: 0; margin-bottom: 0"> <select class="S" name="chan" style="border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1"> <option value="Ajuda" selected>#Ajuda</option> <option value="Brasil">#Brasil</option> <option value="ChatBR">#ChatBR</option> <option value="Salvador">#Salvador</option> <option value="MTV">#MTV</option> <option value="Bahia">#Bahia</option> <option value="São_Chico">#São_Chico</option> <option value="Mp3">#Mp3</option> <option value="Rio">#Rio</option> <option value="Floripa">#Floripa</option> <option value="Sexo">#Sexo</option> <option value="Joinville">#Joinville</option> <option value="Blumenau">#Blumenau</option> <option value="CS">#CS</option> <option value="Ceara">#Ceara</option> <option value="Cebolinha">#Cebolinha</option> <option value="SP">#SP</option> <option value="Jampa">#Jampa</option> <option value="Coroas">#Coroas</option> <option value="vHost">#vHost</option> <option value="BotServ">#BotServ</option> <option value="IRC">#IRC</option> <option value="Age_Of_Empires_2">#Age_Of_Empires_2</option> </select>  <input type="submit" value="Entrar" name="I1" style="font-family: Fixedsys; border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1"></form></td></td>

2º Opção - Canal Definido ex: SeuCanal:

<form id="jform" name="jform" onSubmit="window.open('','ventanaForm','toolbars=no, scrollbars=no,resizable=no,width=815,height=715')" action="http://www.chatbr.org/webchat/connect.php" method="get" target="ventanaForm"> <font face="Fixedsys">Digite seu Apelido:</font><p style="margin-top: 0; margin-bottom: 0"> <input name="nick" type="textbox" size="20" style="border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1" ></p> <p align="left" style="margin-top: 0; margin-bottom: 0"> <input type="hidden" name="chan" value="SeuCanal"> <input type="submit" value="Entrar" name="I1" style="font-family: Fixedsys; border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1"></form></td></td>

3º Opção - Usuário define o nome do canal:

copie o código abaixo:

<form id="jform" name="jform" onSubmit="window.open('','ventanaForm','toolbars=no, scrollbars=no,resizable=no,width=815,height=715')" action="http://www.chatbr.org/webchat/connect.php" method="get" target="ventanaForm"> <font face="Fixedsys">Digite seu Apelido:</font><p style="margin-top: 0; margin-bottom: 0"> <input name="nick" type="textbox" size="20" style="border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1" ></p> <p align="left" style="margin-top: 0; margin-bottom: 0"> <font face="Fixedsys">Digite uma Sala sem o #:</font><p align="left" style="margin-top: 0; margin-bottom: 0"> <input name="chan" size="20" maxlength="30" style="border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1"> <input type="submit" value="Entrar" name="I1" style="font-family: Fixedsys; border-style: solid; border-width: 1; padding-left: 4; padding-right: 4; padding-top: 1; padding-bottom: 1"></form></td></td>