EWATERS / POE-Component-Server-Bayeux-0.02 / htdocs / examples / echo / index.html 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
    "http://www.w3.org/TR/html4/strict.dtd">
<html>
    <head>
        <title>Comet echo RPC</title>
        <link rel="stylesheet" type="text/css" href="chat/chat.css"></link>
        <script type="text/javascript" src="../dojo/dojo/dojo.js.uncompressed.js"></script>
        <script type="text/javascript" src="../dojo/dojox/cometd.js.uncompressed.js"></script>
        <script type="text/javascript">
            dojo.require("dojox.cometd");
            dojo.require("dojox.cometd.timestamp");
            $ = dojo.byId;

            var echoBehaviours = { 
                '#phrase': {
                    "found": function(e){
                        e.setAttribute("autocomplete","OFF");
                    },
                    "onkeyup": function(e){
                        if(e.keyCode == dojo.keys.ENTER){
                            echoRpc($('phrase').value);
                            $('phrase').value='';
                            return false;
                        }
                        return true;
                    }
                },

                '#sendB': {
                    "onclick": function(e){
                        echoRpc($('phrase').value);
                        $('phrase').value='';
                        return false;
                    }
                }
            };


            function setUp(){

              var element=dojo.byId('phrase');
              element.setAttribute("autocomplete","OFF");
              dojo.connect(element, "onkeyup", function(e){   
                        if(e.keyCode == dojo.keys.ENTER){
                            echoRpc($('phrase').value);
                            $('phrase').value='';
                            return false;
                        }
                        return true;
                    });
              element=dojo.byId('sendB');
              dojo.connect(element, "onclick", function(e){   
                        echoRpc($('phrase').value);
                        $('phrase').value='';
                        return false;
                    });



              dojox.cometd.init(new String(document.location).replace(/http:\/\/[^\/]*/,'').replace(/\/examples\/.*$/,'')+"/cometd");
              dojox.cometd.subscribe("/service/echo",echoRpcReturn);
            }

            function echoRpc(msg){
                console.debug(msg);
                dojox.cometd.publish("/service/echo", { msg: msg });
            }
            
            function echoRpcReturn(msg){
                dojo.byId("responses").innerHTML += (msg.timestamp?msg.timestamp:"")+" "+msg.channel+": "+msg.data.msg+"\n";
            }

            dojo.addOnLoad(setUp);
        </script>
    </head>
    <body>
        
        <h1>Echo test</h1>
        <p>
            Echo data to ONLY this client using RPC style messaging over
            cometd. Requires a server side component at /service/echo which echos
            responses directly to the client.
        </p>
        <div>
            Echo: <input id="phrase" type="text"></input> <input id="sendB" class="button" type="submit" name="join" value="Send"/>
        </div>
        <pre id="responses"></pre>
    </body>
</html>