here we have used firstname.lastname@example.org, You should replace it with your own
e-mail address. save the script as mail.php and upload both the files.
And now just fill in your comment box.
First part of the script stops the spammers from using your form to send
their spam messages. this is done by checking for special characters not present
in the input that can be used to trick the computer into sending messages to other
addresses. It is this function which checks for these characters. and if they are found,
stops running the script.