           trigger: 'axis',
                        axisPointer: {type: 'cross'}
                    }
                };
                var baseTop = 90;
                var height = 250;
                var gap = 50;
                makeCategoryPolar(option, {
                    polar: {
                        center: ['25%', baseTop + height / 2],
                        radius: 120
                    }
                }, true);
                makeCategoryPolar(option, {
                    polar: {