Thanks Chris, I did have it in as a single quote but after your post changed it to two inverted comma's ('') and now this comes up

init:
deps-jar:
Trying to override old definition of task http://www.netbeans.org/ns/j2se-project/3:javac
Compiling 2 source files to C:\Documents and Settings\Owner\My Documents\NetBeansProjects\JavaApplication1\build\ classes
The option destdir cannot be set on the contained <javac> element. The option will be ignored
The option srcdir cannot be set on the contained <javac> element. The option will be ignored
The option includes cannot be set on the contained <javac> element. The option will be ignored
The option excludes cannot be set on the contained <javac> element. The option will be ignored
The option deprecation cannot be set on the contained <javac> element. The option will be ignored
The option includeantruntime cannot be set on the contained <javac> element. The option will be ignored
org.codehaus.groovy.control.MultipleCompilationErr orsException: startup failed, Invalid commandline usage for javac.
javac: invalid target release: ${javac.target}
Usage: javac <options> <source files>
use -help for a list of possible options
1 error
C:\Documents and Settings\Owner\My Documents\NetBeansProjects\JavaApplication1\nbproj ect\build-impl.xml:339: The following error occurred while executing this line:
C:\Documents and Settings\Owner\My Documents\NetBeansProjects\JavaApplication1\nbproj ect\groovy-build.xml:16: Compilation Failed
BUILD FAILED (total time: 1 second)


any ideas?