Getting empty email

[phazed]

here is php mailer.php file\[code\]<?php$to = "[email protected]";$subject = "Contact via website";$name_field = $_REQUEST['name'];$email_field = $_REQUEST['email'];$message = $_REQUEST['message'];$body = "From: $name_field\n E-Mail: $email_field\n Message:\n $message";mail($to, $subject, $body);?>\[/code\]here is jquery code\[code\]$('.submit').click(function(){ $('span.msg').css({'visibility': 'visible'}).text('Sending...'); $.post("mailer.php", $(".contactPage").serialize(), function(data){ $('span.msg').text('Your Message has been received. Thank you').show(); }); return false; \[/code\]here is html code\[code\]<div class="contactPage"> <label>Name</label> <input type="text" name="name" class="txt" /> <label>Email</label> <input type="text" name="email" class="txt" /> <label>Message</label> <textarea class="txt_area" name="message" rows="5" cols="30"></textarea> <input type="button" class="submit" value="" /> <span class="msg">Your Message has been received. Thank you</span> </div> });\[/code\]but i am getting empty email....