var ecConfig = echarts.config; 报错 ecConfig undefinedECharts Gallery

20:11:45图表已生成
代码
var myChart = echarts.init(document.getElementById('China'),'walden'); 
var data = [
            {name: "北京", value: 200},
            {name: "上海", value: 80},
            {name: "天津", value: 200},
            {name: "济南", value: 200},
            {name: "广州", value: 30},
            {name: "西安", value: 100},
            {name: "成都", value: 50},
            {name: "石家庄", value: 200},
            {name: "沈阳", value: 100},
            {name: "杭州", value: 50},
            {name: "哈尔滨", value: 39},
            {name: "长春", value: 50},
            {name: "太原", value: 100},
            {name: "重庆", value: 50},
            {name: "南京", value: 80},
            {name: "乌鲁木齐", value: 80},            
            {name: "呼和浩特", value: 80},
            {name: "郑州", value: 150},
            {name: "南昌", value: 25},
            {name: "海口", value: 25},
            {name: "拉萨", value: 25},
            {name: "兰州", value: 80},
            {name: "西宁", value: 25},
            {name: "南宁", value: 25},
            {name: "银川", value: 50},
            {name: "昆明", value: 25},
            {name: "澳门", value: 26},
            {name: "香港", value: 26},
            {name: "合肥", value: 26},
            {name: "武汉", value: 50},
            {name: "长沙", value: 27},
            {name: "贵阳", value: 27},
            {name: "福州", value: 28},
            {name: "台北", value: 29}
        ];
var geoCoordMap = {
"北京":[116.405285,39.904989],
"上海":[121.472644,31.231706],
"天津":[117.190182,39.125596],
"广州":[113.23,23.16],
"西安":[108.95,34.27],
"成都":[104.06,30.67],
"济南":[117,36.65],
"石家庄":[114.48,38.03],
"沈阳":[123.38,41.8],
"哈尔滨":[126.63,45.75],
"长春":[125.35,43.88],
"太原":[112.53,37.87],
"重庆":[106.54,29.59],
"南京":[118.767413,32.041544],
"乌鲁木齐":[87.68,43.77],
"杭州":[120.19,30.26],
"呼和浩特":[111.65,40.82],
"郑州":[113.65,34.76],
"南昌":[115.89,28.68],
"海口":[110.35,20.02],
"兰州":[103.823557,36.058039],
"拉萨":[91.11,29.97],
"西宁":[101.74,36.56],
"南宁":[108.33,22.84],
"银川":[106.27,38.47],
"昆明":[102.73,25.04],
"澳门":[113.54909,22.198951],
"香港":[114.173355,22.320048],
"合肥":[117.27,31.86],
"武汉":[114.31,30.52],
"长沙":[113,28.21],
"贵阳":[106.71,26.57],
"福州":[119.3,26.08],
"台北":[121.509062,25.044332]
};
 var convertData = function (data){
	 	var res = [];
	 	for (var i = 0; i < data.length; i++){
	 		var geoCoord = geoCoordMap[data[i].name];
	 		if (geoCoord) {
	 			res.push({
	 				name: data[i].name,
	 				value: geoCoord.concat(data[i].value)
	 			});
	 		}
	 	}
	 	return res;
	 };
     option = {
    		 visualMap: {
    				type: 'continuous', // 连续型
    				min: 0,       		// 值域最小值，必须参数
    				max: 200,			// 值域最大值，必须参数
    				calculable: true,	// 是否启用值域漫游
    				inRange: {
    		             	//color: ['#50a3ba','#eac736','#d94e5d']
    					color: ['#59c4b0','#fffe9f','#d94e5d']
    		                             // 指定数值从低到高时的颜色变化
    		          },
    				textStyle: {
    					color: '#fff'	// 值域控件的文本颜色
    				}
    		     	},
    		 geo: {
    		      	map: 'china',
    		      	itemStyle: {					// 定义样式
    		             normal: {					// 普通状态下的样式
    		             //    areaColor: '#b7f3fd',
    		            	 areaColor: '#4476b4cc',
    		                 opacity: 0.8,
    		                 borderColor: '#111'
    		             },
    		             emphasis: {					// 高亮状态下的样式
    		                 areaColor:'#d3ffff'
    		             }
    		         }
    		     	
    		     },
    		 	backgroundColor: '#293441',  		// 图表背景色
     
    		 title:{
					text: '全国主要城市空气质量',
					subtext: 'data from PM25.in',
					sublink: 'http://www.pm25.in',
					left: 'center',
					 textStyle: {  
			                fontWeight: 'normal',              //标题颜色  
			                color: '#fff'  
			            },  
				},
        series: [
		           {
		        	   name: '2011全国GDP分布',
		               type: 'map',
		               mapType: 'china',
		               mapLocation: {
		                   x: 'left'
		               },
		               selectedMode : 'multiple',
		               itemStyle:{
		                   normal:{label:{show:true}},
		                   emphasis:{label:{show:true}}
		               },
			           data: [
			                  {name:'西藏', value:605.83},
			                  {name:'青海', value:1670.44},
			                  {name:'宁夏', value:2102.21},
			                  {name:'海南', value:2522.66},
			                  {name:'甘肃', value:5020.37},
			                  {name:'贵州', value:5701.84},
			                  {name:'新疆', value:6610.05},
			                  {name:'云南', value:8893.12},
			                  {name:'重庆', value:10011.37},
			                  {name:'吉林', value:10568.83},
			                  {name:'山西', value:11237.55},
			                  {name:'天津', value:11307.28},
			                  {name:'江西', value:11702.82},
			                  {name:'广西', value:11720.87},
			                  {name:'陕西', value:12512.3},
			                  {name:'黑龙江', value:12582},
			                  {name:'内蒙古', value:14359.88},
			                  {name:'安徽', value:15300.65},
			                  {name:'北京', value:16251.93, selected:true},
			                  {name:'福建', value:17560.18},
			                  {name:'上海', value:19195.69, selected:true},
			                  {name:'湖北', value:19632.26},
			                  {name:'湖南', value:19669.56},
			                  {name:'四川', value:21026.68},
			                  {name:'辽宁', value:22226.7},
			                  {name:'河北', value:24515.76},
			                  {name:'河南', value:26931.03},
			                  {name:'浙江', value:32318.85},
			                  {name:'山东', value:45361.85},
			                  {name:'江苏', value:49110.27},
			                  {name:'广东', value:53210.28, selected:true}
			              ],
		               coordinateSystem: 'geo',
		               symbolSize: function (val){
		            	    return val[2]/5;  
		               },
		               label: {
		            	   normal:{
		            		   formatter: '{b}',
		            		   position: 'right',
		            		   show: true
		            	   },
		            	   emphasis:{
		            		   show:true
		            	   }
		               },
		               itemStyle: {
		            	   normal:{
		            		   color: '#ddb926'
		            	   }
		               }
		           },
		           
		           {
		               name:'2011全国GDP对比',
		               type:'pie',
		               roseType : 'area',
		               tooltip: {
		                   trigger: 'item',
		                   formatter: "{a} <br/>{b} : {c} ({d}%)"
		               },
		               center: [document.getElementById('China').offsetWidth - 250, 225],
		               radius: [30, 120],
		               data:[
		                   {name: '北京', value: 16251.93},
		                   {name: '上海', value: 19195.69},
		                   {name: '广东', value: 53210.28}
		               ]
		           },
		               {
		        	   name: 'Top10',
	            	   type: 'effectScatter',
	            	   mapType: 'china',
	            	   coordinateSystem: 'geo',
	            	   data: convertData(data.sort(function(a,b){
	            		   return b.vallue-a.value;
	            	   }).slice(0,33)),
	            	   symbolSize:function(val){
	            		   return val[2]/5;
	            	   },
	            	   showEffectOn: 'render',
	            	   rippleEffect: {
	            		   brushType: 'stroke'
	            	   },
	            	   hoverAnimation: true,
	            	   label: {
	            		   normal:{
	            			   formatter:'{b}',
	            			   position: 'right',
		            		   show: false
	            		   }
	            	   },
	            	   itemStyle: {
		            	   normal:{
		            		   color: '#ddb926',
		            		   shadowBlur: 10,
		            		   shadowColor: '#333'
		            	   }
		               },
		               zlevel: 1
	               }
		              
		              
		        ]
    };
     var ecConfig = echarts.config;  
     myChart.on(ecConfig.EVENT.MAP_SELECTED, function (param){
         var selected = param.selected;
         var mapSeries = option.series[0];
         var data = [];
         var legendData = [];
         var name;
         for (var p = 0, len = mapSeries.data.length; p < len; p++) {
             name = mapSeries.data[p].name;
             //mapSeries.data[p].selected = selected[name];
             if (selected[name]) {
                 data.push({
                     name: name,
                     value: mapSeries.data[p].value
                 });
                 legendData.push(name);
             }
         }
         option.legend.data = legendData;
         option.series[1].data = data;
         myChart.setOption(option, true);
     })
    // myChart.setOption(option);
     
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