+# just shows a separator line for an 80 column console, or uses the first
+# parameter as the number of columns to expect.
+function line()
+{
+ count=$1; shift
+ if [ -z "$count" ]; then
+ count=80
+ fi
+ echo
+ for ((i=0; i < $count - 1; i++)); do
+ echo -n "="
+ done
+ echo
+ echo
+}