// jquery    $(‘input:radio‘).click(function(){        //alert(this.checked);        //        var $radio = $(this);        // if this was previously checked        if ($radio.data(‘waschecked‘) == true){            $radio.prop(‘checked‘, false);            $radio.data(‘waschecked‘, false);        } else {            $radio.prop(‘checked‘, true);            $radio.data(‘waschecked‘, true);        }   });