Install noniteractive
---------------------
apt-get install less joe

echo "sun-java5-jdk shared/accepted-sun-dlj-v1-1 boolean true" | debconf-set-selections
echo "sun-java6-jdk shared/accepted-sun-dlj-v1-1 boolean true" | debconf-set-selections

export DEBIAN_FRONTEND=noninteractive
export DEBIAN_FRONTEND=text
apt-get -q -y install alois-single-system