Applet ajuda

pessoal
eu nao consigo rodar nenhum applet na web, só consigo rodar no eclipse,

ja peguei varios exemplos simples na internet, e quando ponho no html ele nao abre
fica o X

na minha maquina tem o jdk normal instalado…

erros do tipo

load: class ../gov/nist/applet/phone/ua/gui/NISTMessengerApplet.class not found.
java.lang.ClassNotFoundException: ...gov.nist.applet.phone.ua.gui.NISTMessengerApplet.class
	at sun.applet.AppletClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at sun.applet.AppletClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at sun.applet.AppletClassLoader.loadCode(Unknown Source)
	at sun.applet.AppletPanel.createApplet(Unknown Source)
	at sun.plugin.AppletViewer.createApplet(Unknown Source)
	at sun.applet.AppletPanel.runLoader(Unknown Source)
	at sun.applet.AppletPanel.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.net.ConnectException: Connection refused: 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.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.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)
	at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown Source)
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
	at java.net.HttpURLConnection.getResponseCode(Unknown Source)
	at sun.applet.AppletClassLoader.getBytes(Unknown Source)
	at sun.applet.AppletClassLoader.access$100(Unknown Source)
	at sun.applet.AppletClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	... 10 more

não entendo pq ele nao acha o class

no meu html

<APPLET NAME="SipAppletPhone" CODE="../gov/nist/applet/phone/ua/gui/NISTMessengerApplet.class"
     WIDTH=320 HEIGHT=520 MAYSCRIPT="true">
..
.
.
       

load: class …/gov/nist/applet/phone/ua/gui/NISTMessengerApplet.class not found.

experimente pegar a classe NISTMessengerApplet.class e colocar no mesmo diretório da sua página HTML, alterando também o código da página HTML:

<APPLET NAME="SipAppletPhone" CODE="NISTMessengerApplet.class" WIDTH=320 HEIGHT=520 MAYSCRIPT="true">  

Simplesmente sua pagina web nao esta encontrando o .class necessario…

Só uma dica… tenta assim…

<APPLET NAME="SipAppletPhone" ARCHIVE="caminho/nome_do_seu_jar.jar" CODE="/gov/nist/applet/phone/ua/gui/NISTMessengerApplet.class"  WIDTH=320 HEIGHT=520 MAYSCRIPT="true">  

PS:. tinha esquecido do archive

O atributo CODE não aceita um nome de arquivo, como você pôs; ele aceita um nome de classe ( gov.nist.applet.phone.ua.gui.NISTMessengerApplet ). Para melhores resultados, crie um JAR com as classes necessárias, e mencione esse JAR no atributo ARCHIVE.