<table>
    <tr>
      <th>Name</th>

    </tr>
    {{#each friends}}
    <tr>
      <td><a href="/chat?name={{this.profileName}}">{{this.profileName}}</a></td>

    </tr>
    {{/each}}
  </table>

socket.join(chatTable);//joining a room ! where problem rises

io.sockets.in(chatTable).emit('db chat message',rows);

<form action="">
  <input id="m" autocomplete="off" /><button>Send</button>
</form>

$('form').submit(function(){

  socket.emit('chat message', $('#m').val());
   $('#m').val()='';
  return false;
});