Bash to download footy fixtures

#!/bin/sh

of="$HOME/Documents/calendar/cpfc.ics"
tf="$HOME/Documents/calendar/cpfc.new"

wget http://www.goalpost.tv/calendar/premier-league/crystal-palace.ics -O $tf

if [ $? == 0 ]
then
        echo Moving $tf to $of

    mv $tf $of

fi

exit $?