STRLN=$((5 + ${RANDOM} % 3))
local ID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w ${STRLN} | head -n 1)
echo "http://i.imgur.com/${ID}.jpg"
STRLN=$((5 + ${RANDOM} % 3))
local ID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w ${STRLN} | head -n 1)
echo "http://i.imgur.com/${ID}.jpg"