diablo-jdk-1.6 firefox plugin... doesn't work

[Neil Short]

New installation. having some problems.

diablo-jdk-1.6 plugin isn't working in firefox.

Some pertinent output:

carmen# java -version
java version "1.6.0_07"
Diablo Java(TM) SE Runtime Environment (build 1.6.0_07-b02)
Diablo Java HotSpot(TM) 64-Bit Server VM (build 10.0-b23, mixed mode)

carmen# pkg_info | grep diablo
diablo-jdk-1.6.0.07.02_9 Java Development Kit 1.6.0_07.02

carmen# pkg_info | grep firefox
firefox-3.6.3,1     Web browser based on the browser portion of Mozilla

carmen# uname -a
FreeBSD carmen 8.0-STABLE FreeBSD 8.0-STABLE #0: Fri May  7 21:03:48 MST 2010     root at carmen:/usr/obj/usr/src/sys/CARMEN  amd64

carmen# pwd
/usr/local/lib/firefox3/plugins

carmen# ls -l
total 24
lrwxr-xr-x  1 root  wheel     68 May 25 18:16 libjavaplugin_oji.so -> /usr/local/diablo-jdk1.6.0/jre/plugin/amd64/ns7/libjavaplugin_oji.so
-rwxr-xr-x  1 root  wheel  22680 May 25 17:22 libnullplugin.so


dmesg output:
...
CPU: Intel(R) Core(TM) i3 CPU       M 330  @ 2.13GHz (2127.92-MHz K8-class CPU)
  Origin = "GenuineIntel"  Id = 0x20652  Family = 6  Model = 25  Stepping = 2
  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0x98e3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,POPCNT>
  AMD Features=0x28000800<SYSCALL,RDTSCP,LM>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant
real memory  = 4294967296 (4096 MB)
avail memory = 3893047296 (3712 MB)
....