perl -pi.orig -e 's#<% $flat->purge'"[(]'dynamix','outburst'[)] %>#"'$CONFIG{DYNAMIX_OUTBURST}#ge' www/index.html

##</code><code>##

perl -pi.orig -e "s#<% $flat->purge[(]'dynamix','outburst'[)] %>#$CONFIG{DYNAMIX_OUTBURST}#ge" www/index.html