anchor.diff:                div( style="float:left;")
                   form.sui-form
                     input.input-xlarge#autocomplete(type="text" name="country" placeholder='输入...')
  -              div#selection
  +                  div.help-inline
  +                    div.sui-msg.msg-tips
  +                      div#selection.msg-con 请选择
  +                      div.msg-icon
               script(src='assets/js/countries.js')
               script.
                 $('#autocomplete').autocomplete({
  
positive.code:                       return re.test(suggestion.value);
                    },
                    onSelect: function (suggestion) {
                      $("#selction-ajax").html('您选择了'+suggestion.value);
                    },
                    //- onHint: function (hint) {
                    //-   $('#autocomplete-ajax-x').val(hint);
                    //- },
                    onInvalidateSelection: function() {
                      $('#selction-ajax').html('You selected: none');
                    }
                });
             
  
negative.code:               div( style="float:left;")
                  form.sui-form
                    input.input-xlarge#autocomplete-ajax(type="text" name="country" placeholder='输入...')
                    div.help-inline
                      div.sui-msg.msg-tips
                        div#selection-ajax.msg-con 请选择
                        div.msg-icon
              script(src="assets/js/jquery.mockjax.js")
              script.
                var countriesArray = $.map(countries, function (value, key) { return { value: value, data: key }; });
  