cgi files

i have a cgi files. when i click submit the cgi files will appear “thanks for your comment”. the below is my cgi files

use CGI qw(:all);

print header;
print start_html(“Form submitted.”);
print br();
print (“Thanks for your comment”);
print end_html;

how to put a link below so that the user can click and link to our home webpage??

What comment should i put??