hi

#!/bin/sh
echo 'Content-type: text/html'
echo
echo '(html)'
echo '(head)(title)test(/title)(/head)'
echo '(body)'
echo '(h3)hi(/h3)'
echo '(hr)'
echo '(pre)'
# You get the idea ...
sed -n 's/(/(/g; s/)/)/g; p' test.cgi
echo '(/pre)'
echo '(/body)'
echo '(/html)'