               start: 40,
                        end: 60
                    }, {
                        type: 'slider',
                        start: 40,
                        end: 60
                    }]
                };
                var baseTop = 90;
                var height = 250;
                var gap = 30;
                makeCategoryGrid(option, {
                    grid: {left: 100, top: baseTop, height: height},
                    xAxis: {boundaryGap: true}
                }, fals