if [ "$LIRK3_HOME" != "" ]; then
	echo "lirk3 envorinment already set up"
else
	export LIRK3_HOME=`pwd`
	export ANT_HOME=$LIRK3_HOME/core/ant
	export PATH=$LIRK3_HOME/bin:$ANT_HOME/bin:$PATH
	echo "Done"
fi