<div id="navButton"> <form id="ppform" action="https://www.paypal.com/cgi-bin/webscr" method="post"> <input type="hidden" name="cmd" value="_s-xclick"> <input type="hidden" name="hosted_button_id" value="blah blah blah"> <a class="navButton" href="#" onclick="document.getElementById('ppform').submit();return false"></a> </form> </div>