Probleme Java ( ou javascripts)

Bonjour,
depuis au moins 6 mois javascript bug, les pop up a ouvrir vonlontairement ne s'ouvre pas.
ainsi que java aussi bug
voila le rapport de java
Java Plug-in 1.6.0_15
Utilisation de la version JRE 1.6.0_15-b03 Java HotSpot(TM) Client VM
Répertoire d'accueil de l'utilisateur = C:\Users\
----------------------------------------------------
c: effacer la fenêtre de la console
f: finaliser les objets de la file d'attente de finalisation
g: libérer la mémoire
h: afficher ce message d'aide
l: vider la liste des chargeurs de classes
m: imprimer le relevé d'utilisation de la mémoire
o: déclencher la consignation
q: masquer la console
r: recharger la configuration des politiques
s: vider les propriétés système et déploiement
t: vider la liste des threads
v: vider la pile des threads
x: effacer le cache de chargeurs de classes
0-5: fixer le niveau de traçage à <n>
----------------------------------------------------


Reading certificates from 11 http://www.fight4custom.com/viewer/wf-player/startup6.jar | C:\Users\******\AppData\LocalLow\Sun\Java\Deployment\cache\6.0\51\45a18e73-5eea5083.idx
F4C Viewer v2.5 (c) Fight4Custom.com, all rights reserved
scene.w3f not found
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netscape.javascript.JSException: No such method "appletIsReady" on JavaScript object
at sun.plugin2.main.client.MessagePassingJSObject.newJSException(Unknown Source)
at sun.plugin2.main.client.MessagePassingJSObject.waitForReply(Unknown Source)
at sun.plugin2.main.client.MessagePassingJSObject.call(Unknown Source)
at bob55.handleEv(bob55.java)
at bob.handleEvCaller(bob.java)
at bob.createTextEv(bob.java)
at bob53.sendText(bob53.java)
at cwob63851264.handleSysEv(Unknown Source)
at ng.a(ng.java)
at ng.n(ng.java)
at ng.run(ng.java)
at java.lang.Thread.run(Unknown Source)

si vous pouvez m'aider car c'est vraiment très embetant