Ben bu var

          <form action="profiles.php" method="POST" name="SearchAdvanced" id="SearchAdvanced">
            <a style="display: inline-block; width: 100px; font-weight: bold; cursor: pointer;" id="submitSearchAdvanced">Sök </a>
            <script>
                        $('#submitSearchAdvanced').click(function() { 
    javascript:document.SearchAdvanced.submit();
        });
            </script>
</form>

I nasıl demeliyim? i if ($ _POST ["SearchAdvanced"]) yapmalıyım