Bueno este es el FORM: Y si parece que esta... declarado el METOD POST
Código PHP:
<?php
if ($_SERVER['REQUEST_METHOD'] != 'POST'){
$self = $_SERVER['PHP_SELF'];
?>
<!-- Start HTML form -->
<form name="form" method="post" id="third" action="<?php echo $self;?>">
<h1>:::LightForm::: Free Ajax/PHP Contact Form</h1>
<!-- Name -->
<label for="name"><strong><span class="blue">*</span> Name : </strong></label>
<input id="name" name="name" type="text" class="validate['required','length[3,-1]','nodigit'] textinput" />
<!-- Email -->
<label for="email"><strong><span class="blue">*</span> Email : </strong></label>
<input id="email" name="email" type="text" class="validate['required','length[5,-1]','email'] textinput" />
<!-- Website -->
<label for="site">Website : </label>
<input id="website" name="website" type="text" class="validate['url'] textinput" />
<!-- Subject -->
<label for="subject"><strong><span class="blue">*</span> Subject : </strong></label>
<input id="subject" name="subject" type="text" class="validate['required'] textinput" />
<!-- Message -->
<label for="msg"><strong><span class="blue">*</span> Your message : </strong></label>
<textarea id="message" name="message" type="text" class="validate['required'] textarea"></textarea>
<!-- Spam Check -->
<label for="spamcheck"><span class="blue">*</span> <acronym title="[ Spam prevention ]"><strong>Are you human?</acronym> : <span class="blue">2 + 3 = ???</span></strong></label>
<input id="spamcheck" name="spamcheck" type="text" size="5" class="validate['required','number','spamcheck'] textinput_small" />
<br /><br />
<input type="submit" class="buttonSubmit" value="Send it!" />
<!-- Niceforms: mouse over effect -->
<!-- Do not remove the line below -->
<div id="stylesheetTest"></div>
</form>