                       var str = '<span><a href="#" onclick="open_win(\'/blog/category-' + res.category_id + '\')">' + res.category + '</a></span>'
                        return str;
                    }
                }
                , {
                    field: 'tags', title: '文章标签', templet: function (res) {
                        var value = res.tags;
                        var str = '';
                        for (var key in value) {
                            str += '<span class="la