Here is a php function with which you can send an email with normal text or in html format.
PHP code:
$email_to = "Where the email will be sended to.";
$email_from = "From where the email will be sended.";
$subject = "The subject of the email.";
$message = "The content of the email; can be in html format to.";
$email_from = "From where the email will be sended.";
$subject = "The subject of the email.";
$message = "The content of the email; can be in html format to.";
sendEmail($email_to, $email_from, $subject, $message);
function sendEmail($email_to, $email_from, $subject, $message){
$headers = "Content-type: text/html; charset=utf-8"."\r\n";
$headers .= "MIME-Version: 1.1"."\r\n";
$headers .= "From:".$email_from."\r\n"
."Reply-To:".$email_from;
mail($email_to, $subject, $message, $headers);
}