option = {
		grid:{left: '3%',right: '3%',bottom: '5%',top:'15%',containLabel: true},
		tooltip:{trigger:'axis'},
		title: {text: '  上证BBD()'},
		xAxis:{type:'category',data:[]},
		yAxis:{type:'value',min:},
		series:[{name:'上证BBD',type:'line',data:[]}]
	};