Dynamic generation of a contact e-mail address as a measure against simple scan bots

listing-15-1.html

<script type="text/javascript"> 
    verschleierteemailadresse('info', 'wordpress-handbuch', 'com', 'Betreffzeile');
    function verschleierteemailadresse(eins,zwei,drei,vier) {
        document.write('<a href="mailto');
        document.write(':' + eins + '@');
        document.write(zwei + '.' + drei + '?subject=' + vier + '">' + eins + '@' + zwei + '.' + drei + '</a>');
    }
</script>