<?phpif(isset($_POST['submit'])){$mail = $_POST['mail'];$subject = $_POST['subject'];$msg = $_POST['msg'];$headers = 'From: System <noreply@example.com>';$name=array($mail,$subject,$msg);foreach ($name as $name) {if (ereg("^\<",$name)) {echo "<center>Invalid Characters:<a href=\"javascript:history.go(-1)\">Go Back</a></center>"; Die();}if (ereg("^\[",$name)) {echo "<center>Invalid Characters:<a href=\"javascript:history.go(-1)\">Go Back</a></center>"; Die();}if (ereg("^\$",$name)) {echo "<center>Invalid Characters:<a href=\"javascript:history.go(-1)\">Go Back</a></center>"; Die();}if (strlen($name) < 3) {echo "<center>Field must be at least 3 characters long:<a href=\"javascript:history.go(-1)\">Go Back</a></center>"; Die();}if (strlen($name) > 120) {echo "<center>Max Characters in Field: 120<a href=\"javascript:history.go(-1)\">Go Back</a></center>"; Die();}}mail($mail, $subject, $msg,$headers);echo "O.K.";}else{?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="content-type" content="text/html; charset=utf-8" /><script language="JavaScript">function validationEmail(maForm) {if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(maForm.mail.value)){return (true)}alert("Invalid E-mail Address! Please re-enter.")return (false)}</script></head><form name="maForm" action="<?php echo $_SERVER['PHP_SELF']; ?>" method="POST" onSubmit="return validationEmail(this)"><input type=text name="mail" value="e-Mail"><br><input type=text name="subject" value="e-Mail subject"><br><input type=text name="msg" value="e-Mail message"><br><input type="submit" name="submit" value="submit"> </form><?php}?>
