javac problem during compiling

i get the following message on my output screen after i tried to compile

>C:\j2sdk1.4.2_10\bin\javac -source 1.5 -classpath ,;C:\Documents and Settings\heavenwolf\Desktop\mythwar\LocalLibraries *.java

javac: invalid source release: 1.5

Usage: javac <options> <source files>

where possible options include:

-gGenerate all debugging info

-g:noneGenerate no debugging info

-g:{lines,vars,source}Generate only some debugging info

-nowarnGenerate no warnings

-verboseOutput messages about what the compiler is doing

-deprecation Output source locations where deprecated APIs are used

-classpath <path> Specify where to find user class files

-sourcepath <path>Specify where to find input source files

-bootclasspath <path>Override location of bootstrap class files

-extdirs <dirs>Override location of installed extensions

-d <directory>Specify where to place generated class files

-encoding <encoding>Specify character encoding used by source files

-source <release> Provide source compatibility with specified release

-target <release> Generate class files for specific VM version

-help Print a synopsis of standard options

>Exit code: 2

i already set an envirnoment path on C:\j2sdk1.4.2_10\bin

is there something wrong with my path that's causing the error? plz help ><

[1493 byte] By [heavenwolfa] at [2007-10-2 11:18:52]
# 1
javac 1.4 chokes on the source release 1.5That should be clear. Besides: the space in the directory name in the classpath breaks it.
BIJ001a at 2007-7-13 4:17:37 > top of Java-index,Developer Tools,Java Compiler...