jQuery.fn.defuscate = function(){
    return this.each(function(){
        var email = jQuery(this).html().replace(/\s*\(.+\)\s*/, "@");
        jQuery(this).before('<a href="mailto:' + email + '">' + email + "</a>").remove();
    });
};
jQuery(document).ready(function($) {
	jQuery('span.email').defuscate();
});