problema con il java

ho copiato esattamente il tag per mettere la chat java eirc sul mio sito pero quando ho provato ad aprire la chat non riesce a caricarla potete spiegarmi dove sbaglio? nel caso vogliate constatare di persona la URL del sito è: http://bluedreamsisland.altervista.org/
un grazie anticipato a chi mi dice come posso risolvere.
questo l' erore che mi da:


caricamento: classe irc.class non trovata.
java.lang.ClassNotFoundException: irc.class
at sun.plugin2.applet.Applet2ClassLoader.findClass(Un known Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.plugin2.applet.Plugin2ClassLoader.loadCode(Unk nown Source)
at sun.plugin2.applet.Plugin2Manager.createApplet(Unk nown Source)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionR unnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.net.NoRouteToHostException: No route to host: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(Unknown Source)
at java.net.PlainSocketImpl.connectToAddress(Unknown Source)
at java.net.PlainSocketImpl.connect(Unknown Source)
at java.net.SocksSocketImpl.connect(Unknown Source)
at java.net.Socket.connect(Unknown Source)
at sun.net.NetworkClient.doConnect(Unknown Source)
at sun.net.www.http.HttpClient.openServer(Unknown Source)
at sun.net.www.http.HttpClient.openServer(Unknown Source)
at sun.net.www.http.HttpClient.<init>(Unknown Source)
at sun.net.www.http.HttpClient.New(Unknown Source)
at sun.net.www.http.HttpClient.New(Unknown Source)
at sun.net.http://www.protocol.http.HttpURLConn...Client(Unknown Source)
at sun.net.http://www.protocol.http.HttpURLConn...onnect(Unknown Source)
at sun.net.http://www.protocol.http.HttpURLConn...onnect(Unknown Source)
at sun.net.http://www.protocol.http.HttpURLConn...Stream(Unknown Source)
at java.net.HttpURLConnection.getResponseCode(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader.getBytes(Unk nown Source)
at sun.plugin2.applet.Applet2ClassLoader.access$000(U nknown Source)
at sun.plugin2.applet.Applet2ClassLoader$1.run(Unknow n Source)
at java.security.AccessController.doPrivileged(Native Method)
... 7 more
Eccezione: java.lang.ClassNotFoundException: irc.class