var geoCoordMap = {"静海县":["116.9824","38.8312"],"濮阳":["115.1917","35.799"],"邵阳":["110.9619","26.8121"],"黑龙江":["128.1445","48.5156"],"黑河":["127.1448","49.2957"],"安庆":["116.7517","30.5255"],"湘潭":["112.5439","27.7075"],"杭州":["119.5313","29.8773"],"赤峰":["118.6743","43.2642"],"海北藏族自治州":["100.3711","37.9138"],"铁岭":["124.2773","42.7423"],"天水":["105.6445","34.6289"],"西藏":["88.7695","31.6846"],"临高县":["109.6957","19.8063"],"龙岩":["116.8066","25.2026"],"宝山区":["121.4346","31.4051"],"迪庆藏族自治州":["99.4592","27.9327"],"河西区":["117.2365","39.0804"],"乐山":["103.5791","29.1742"],"南汇区":["121.8755","30.954"],"渝中区":["106.5344","29.5477"],"日照":["119.2786","35.5023"],"湘西土家族苗族自治州":["109.7864","28.6743"],"韶关":["113.7964","24.7028"],"荣昌县":["105.5127","29.4708"],"河源":["114.917","23.9722"],"日喀则地区":["86.2427","29.5093"],"连云港":["119.1248","34.552"],"潮州":["116.7847","23.8293"],"保山":["99.0637","24.9884"],"克孜勒苏柯尔克孜自治州":["74.6301","39.5233"],"安康":["109.1162","32.7722"],"徐州":["117.5208","34.3268"],"柳州":["109.3799","24.9774"],"渝北区":["106.7212","29.8499"],"绍兴":["120.564","29.7565"],"阿里地区":["82.3645","32.7667"],"营口":["122.4316","40.4297"],"玉溪":["101.9312","23.8898"],"伊春":["129.1992","47.9608"],"万州区":["108.3911","30.6958"],"金山区":["121.2657","30.8112"],"巴彦淖尔":["107.5562","41.3196"],"宁德":["119.6521","26.9824"],"庆阳":["107.5342","36.2"],"遵义":["106.908","28.1744"],"自贡":["104.6667","29.2786"],"咸阳":["108.4131","34.8706"],"周口":["114.873","33.6951"],"常德":["111.4014","29.2676"],"洛阳":["112.0605","34.3158"],"青海":["96.2402","35.4199"],"张掖":["99.7998","38.7433"],"佛山":["112.8955","23.1097"],"红桥区":["117.1596","39.1663"],"宣城":["118.8062","30.6244"],"齐齐哈尔":["124.541","47.5818"],"嘉兴":["120.9155","30.6354"],"昌江黎族自治县":["109.0407","19.2137"],"阿坝藏族羌族自治州":["102.4805","32.4536"],"仙桃":["113.3789","30.3003"],"台湾":["121.0295","23.6082"],"德宏傣族景颇族自治州":["98.1299","24.5874"],"潜江":["112.7637","30.3607"],"普洱":["100.7446","23.4229"],"怀柔区":["116.6377","40.6219"],"铜川":["109.0393","35.1947"],"泰安":["117.0264","36.0516"],"长春":["125.8154","44.2584"],"南开区":["117.1527","39.1065"],"海淀区":["116.2202","40.0239"],"澳门":["113.5547","22.1484"],"通州区":["116.7297","39.8131"],"阳江":["111.8298","22.0715"],"商洛":["109.8083","33.761"],"乌海":["106.886","39.4739"],"吉林":["126.8372","43.6047"],"上海":["121.4648","31.2891"],"上饶":["117.8613","28.7292"],"益阳":["111.731","28.3832"],"博尔塔拉蒙古自治州":["81.8481","44.6979"],"吉安":["114.884","26.9659"],"永州":["111.709","25.752"],"崇文区":["116.4166","39.8811"],"开县":["108.4131","31.2561"],"克拉玛依":["85.2869","45.5054"],"琼海":["110.4208","19.224"],"巢湖":["117.7734","31.4978"],"延边朝鲜族自治州":["129.397","43.2587"],"临汾":["111.4783","36.1615"],"南充":["106.2048","31.1517"],"昆明":["102.9199","25.4663"],"闸北区":["121.4511","31.2794"],"临沂":["118.3118","35.2936"],"河北":["115.4004","37.9688"],"赣州":["115.2795","25.8124"],"聊城":["115.9167","36.4032"],"海南":["109.9512","19.2041"],"保亭黎族苗族自治县":["109.6284","18.6108"],"温州":["120.498","27.8119"],"嘉峪关":["98.1738","39.8035"],"绥化":["126.7163","46.8018"],"成都":["103.9526","30.7617"],"广安":["106.6333","30.4376"],"西城区":["116.3631","39.9353"],"阳泉":["113.4778","38.0951"],"巫溪县":["109.3359","31.4813"],"本溪":["124.1455","41.1987"],"惠州":["114.6204","23.1647"],"云浮":["111.7859","22.8516"],"来宾":["109.7095","23.8403"],"密云县":["117.0923","40.5121"],"临沧":["99.613","24.0546"],"扬州":["119.4653","32.8162"],"塔城地区":["86.6272","45.8514"],"苏州":["120.6519","31.3989"],"白城":["123.0029","45.2637"],"奉贤区":["121.5747","30.8475"],"十堰":["110.5115","32.3877"],"漳州":["117.5757","24.3732"],"双桥区":["105.7874","29.4928"],"河南":["113.4668","33.8818"],"开封":["114.5764","34.6124"],"铜陵":["117.9382","30.9375"],"东莞":["113.8953","22.901"],"德州":["116.6858","37.2107"],"石家庄":["114.4995","38.1006"],"江西":["116.0156","27.29"],"鄂州":["114.7302","30.4102"],"承德":["117.5757","41.4075"],"天津":["117.4219","39.4189"],"娄底":["111.6431","27.7185"],"莱芜":["117.6526","36.2714"],"平顶山":["112.9724","33.739"],"阿勒泰地区":["88.2971","47.0929"],"玉林":["110.2148","22.3792"],"七台河":["131.2756","45.9558"],"抚顺":["124.585","41.8579"],"三明":["117.5317","26.3013"],"塘沽区":["117.6801","38.9987"],"定西":["104.5569","35.0848"],"河东区":["117.2571","39.1209"],"临夏回族自治州":["103.2715","35.5737"],"万盛区":["106.908","28.9325"],"伊犁哈萨克自治州":["82.5513","43.5498"],"随州":["113.4338","31.8768"],"大渡口区":["106.4905","29.4214"],"盘锦":["121.9482","41.0449"],"海口":["110.3893","19.8516"],"许昌":["113.6975","34.0466"],"朔州":["113.0713","39.6991"],"忻州":["112.4561","38.8971"],"大兴安岭地区":["124.1016","52.2345"],"北海":["109.314","21.6211"],"晋中":["112.7747","37.37"],"德阳":["104.48","31.1133"],"哈尔滨":["127.9688","45.368"],"襄樊":["111.9397","31.9263"],"茂名":["111.0059","22.0221"],"安徽":["117.2461","32.0361"],"江门":["112.6318","22.1484"],"哈密地区":["93.7793","42.9236"],"孝感":["113.9502","31.1188"],"文昌":["110.8905","19.7823"],"湛江":["110.3577","20.9894"],"锦州":["121.6626","41.4294"],"唐山":["118.4766","39.6826"],"浦东新区":["121.6928","31.2561"],"红河哈尼族彝族自治州":["103.0408","23.6041"],"池州":["117.3889","30.2014"],"雅安":["102.6672","29.8938"],"东城区":["116.418","39.9367"],"乌兰察布":["112.5769","41.77"],"垫江县":["107.4573","30.2454"],"资阳":["104.9744","30.1575"],"东营":["118.7073","37.5513"],"亳州":["116.1914","33.4698"],"汉沽区":["117.8888","39.2191"],"宁波":["121.5967","29.6466"],"文山壮族苗族自治州":["104.8865","23.5712"],"潍坊":["119.0918","36.524"],"璧山县":["106.2048","29.5807"],"凉山彝族自治州":["101.9641","27.6746"],"合肥":["117.29","32.0581"],"商丘":["115.741","34.2828"],"珠海":["113.7305","22.1155"],"白山":["127.2217","42.0941"],"吐鲁番地区":["89.6375","42.4127"],"丽水":["119.5642","28.1854"],"南昌":["116.0046","28.6633"],"怒江傈僳族自治州":["99.1516","26.5594"],"宁夏":["105.9961","37.3096"],"酒泉":["96.2622","40.4517"],"丰都县":["107.8418","29.9048"],"九江":["115.4224","29.3774"],"衢州":["118.6853","28.8666"],"武汉":["114.3896","30.6628"],"崇左":["107.3364","22.4725"],"南阳":["112.4011","33.0359"],"三亚":["109.3716","18.3698"],"黄南藏族自治州":["101.5686","35.1178"],"黄石":["115.0159","29.9213"],"平凉":["107.0728","35.321"],"咸宁":["114.2578","29.6631"],"宁河县":["117.6801","39.3853"],"甘孜藏族自治州":["99.9207","31.0803"],"丽江":["100.448","26.955"],"廊坊":["116.521","39.0509"],"绵阳":["104.7327","31.8713"],"天门":["113.0273","30.6409"],"兴安盟":["121.3879","46.1426"],"陕西":["109.5996","35.6396"],"奉节县":["109.3909","30.9265"],"新疆":["84.9023","41.748"],"城口县":["108.7756","31.9098"],"陇南":["105.304","33.5632"],"呼伦贝尔":["120.8057","50.2185"],"衡阳":["112.4121","26.7902"],"鄂尔多斯":["108.9734","39.2487"],"钦州":["109.0283","22.0935"],"运城":["111.1487","35.2002"],"西青区":["117.1829","39.0022"],"达州":["107.6111","31.333"],"西宁":["101.4038","36.8207"],"虹口区":["121.4882","31.2788"],"宿州":["117.5208","33.6841"],"梅州":["116.1255","24.1534"],"巫山县":["109.8853","31.1188"],"南平":["118.136","27.2845"],"和平区":["117.2008","39.1189"],"西安":["109.1162","34.2004"],"宜昌":["111.1707","30.7617"],"双鸭山":["133.5938","46.7523"],"石河子":["86.0229","44.2914"],"河池":["107.8638","24.5819"],"宜春":["115.0159","28.3228"],"江北区":["106.8311","29.6191"],"张家界":["110.5115","29.328"],"辽阳":["123.4094","41.1383"],"阿拉善盟":["102.019","40.1001"],"宣武区":["116.3603","39.8852"],"房山区":["115.8453","39.7163"],"白银":["104.8645","36.5076"],"徐汇区":["121.4333","31.1607"],"卢湾区":["121.4758","31.2074"],"沧州":["116.8286","38.2104"],"安顺":["105.9082","25.9882"],"梧州":["110.9949","23.5052"],"淄博":["118.0371","36.6064"],"武清区":["117.0621","39.4121"],"宝坻区":["117.4274","39.5913"],"延庆县":["116.1543","40.5286"],"福州":["119.4543","25.9222"],"舟山":["122.2559","30.2234"],"吴忠":["106.853","37.3755"],"果洛藏族自治州":["99.3823","34.0466"],"浙江":["120.498","29.0918"],"通化":["125.9583","41.8579"],"宝鸡":["107.1826","34.3433"],"大庆":["124.7717","46.4282"],"泉州":["118.3228","25.1147"],"儋州":["109.3291","19.5653"],"黄浦区":["121.4868","31.219"],"石柱土家族自治县":["108.2813","30.1025"],"邯郸":["114.4775","36.535"],"攀枝花":["101.6895","26.7133"],"石嘴山":["106.4795","39.0015"],"黄山":["118.0481","29.9542"],"南京":["118.8062","31.9208"],"合川区":["106.3257","30.108"],"湖州":["119.8608","30.7782"],"株洲":["113.5327","27.0319"],"门头沟区":["115.8","39.9957"],"金昌":["102.074","38.5126"],"重庆":["107.7539","30.1904"],"陵水黎族自治县":["109.9924","18.5415"],"顺义区":["116.7242","40.1619"],"万宁":["110.3137","18.8388"],"丰台区":["116.2683","39.8309"],"江苏":["120.0586","32.915"],"南岸区":["106.6663","29.5367"],"葫芦岛":["120.1575","40.578"],"辽源":["125.343","42.7643"],"兰州":["103.5901","36.3043"],"甘肃":["95.7129","40.166"],"四川":["102.9199","30.1904"],"潼南县":["105.7764","30.1135"],"乌鲁木齐":["87.9236","43.5883"],"杨浦区":["121.528","31.2966"],"北碚区":["106.5674","29.8883"],"呼和浩特":["111.4124","40.4901"],"拉萨":["91.1865","30.1465"],"信阳":["114.8291","32.0197"],"梁平县":["107.7429","30.6519"],"清远":["112.9175","24.3292"],"莆田":["119.0918","25.3455"],"武隆县":["107.655","29.35"],"普陀区":["121.3879","31.2602"],"北京":["116.4551","40.2539"],"秦皇岛":["119.2126","40.0232"],"恩施土家族苗族自治州":["109.5007","30.2563"],"綦江县":["106.6553","28.8171"],"汕尾":["115.5762","23.0438"],"楚雄彝族自治州":["101.6016","25.3619"],"屯昌县":["110.0377","19.362"],"眉山":["103.8098","30.0146"],"抚州":["116.4441","27.4933"],"阿克苏地区":["82.9797","41.0229"],"景德镇":["117.334","29.3225"],"永川区":["105.8643","29.2566"],"鞍山":["123.0798","40.6055"],"东丽区":["117.4013","39.1223"],"海西蒙古族藏族自治州":["94.9768","37.1118"],"鹤岗":["130.4407","47.7081"],"沈阳":["123.1238","42.1216"],"曲靖":["103.9417","25.7025"],"阿拉尔":["81.2769","40.6549"],"常州":["119.4543","31.5582"],"广元":["105.6885","32.22<click to see more...>
var startPoint = {
