my insstallation probs

[defcon8]

right ive done all that stuff with the /etc/profile thing and now java works i have JRE 1.4.2_01 installaed and when i try to run the installer i get this error:

Preparing to install...
Extracting the installation resources from the installer archive...
Configuring the installer for this system's environment...

Launching installer...

Error: Unrecognized JVM specific option `-Xmx100331648'.
Error: Unrecognized JVM specific option `-Xms16777216'.
Invocation of this Java Application has caused an InvocationTargetException. This application will now exit. (LAX)

Stack Trace:
java.lang.NoClassDefFoundError: ZeroGd9
at ZeroGed.a(source file unknown:line unknown, pc 0x86f804a)
at ZeroGee.<init>(source file unknown:line unknown, pc 0x86add73)
at ZeroGed.<init>(source file unknown:line unknown, pc 0x822783a)
at ZeroGdv.a(source file unknown:line unknown, pc 0x8648147)
at com.zerog.ia.installer.Main.a(source file unknown:line unknown, pc 0x8691111)
at com.zerog.ia.installer.Main.c(source file unknown:line unknown, pc 0x86721ac)
at com.zerog.ia.installer.Main.main(source file unknown:line unknown, pc 0x832fac2)
at java.lang.reflect.Method.invoke0(Method.java:nativ e)
at java.lang.reflect.Method.invoke(Method.java:256)
at com.zerog.lax.LAX.launch(source file unknown:line unknown, pc 0x82b89d6)
at com.zerog.lax.LAX.main(source file unknown:line unknown, pc 0x82023ed)

what do i do?