option = { xAxis: [{ type: 'category', data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'] },{ type: 'category', show:false, data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'] }], yAxis: { type: 'value' }, dataZoom: [{ type:'inside', xAxisIndex:[0,1], startValue: 0, endValue: 4 },{ type:'slider', xAxisIndex:[0,1], startValue: 0, endValue: 4 }], series: [{ data: [80, 70, 50, 40, 60, 20, 30], type: 'bar', xAxisIndex:0, },{ data: [20, 20, 15, 8, 7, 11, 13], type: 'bar', xAxisIndex:0, },{ data: [100, 100, 100, 100, 100, 100, 100], type: 'bar', xAxisIndex:1, itemStyle: { normal: {color: 'rgba(0,0,0,0.05)'} } },{ data: [100, 100, 100, 100, 100, 100, 100], type: 'bar', xAxisIndex:1, itemStyle: { normal: {color: 'rgba(0,0,0,0.05)'} } }] };