$('#form').validator({ custom: { 'ppolicy': function($el) { if(! $el.prop('required') && $el.val() == 0){ return true; }; var $ret = 'PPolicy error'; $.ajax({ url: '/checkppolicy', type: 'POST', dataType: 'json', async: false, data: 'pwd=' + encodeURIComponent($el.val()), success: function(data) { $ret = data; }, error: function(jqXHR, exception) { switch (jqXHR.status) { case 400: $ret = {"reason":"Javascript ppolicy.js error","match":false}; break; case 403: $ret = {"reason":"Session expired, you must reconnect","match":false}; break; case 500: $ret = {"reason":"Server error","match":false}; break; default: $ret = {"reason":"Unknown error [" + jqXHR.status + "], check logs","match":false}; } } }); this.options.errors['ppolicy'] = $ret['reason']; return $ret['match']; } }, errors: { 'ppolicy': 'PPolicy error', } }) // vim:set expandtab tabstop=4 shiftwidth=4: