function wsdims(){
	if [[ "$#" -ne 2 ]]; then
		echo "USAGE : ${FUNCNAME[0]} <width> <height>";
		return -1;
	else
		gsettings set org.compiz.core:/org/compiz/profiles/unity/plugins/core/ hsize $1
		gsettings set org.compiz.core:/org/compiz/profiles/unity/plugins/core/ vsize $2
	fi
}