function changeSelect(form) {
var num=form.province_code.options[form.province_code.selectedIndex].value;
switch (num) {
case '00':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '不限';
form.city_code.options[1].value = '3601';
break;
case '01':
form.city_code.options.length = 16;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '哈尔滨';
form.city_code.options[1].value = '0101';
form.city_code.options[2].text = '齐齐哈尔';
form.city_code.options[2].value = '0102';
form.city_code.options[3].text = '鹤岗';
form.city_code.options[3].value = '0103';
form.city_code.options[4].text = '双鸭山';
form.city_code.options[4].value = '0104';
form.city_code.options[5].text = '鸡西';
form.city_code.options[5].value = '0105';
form.city_code.options[6].text = '大庆';
form.city_code.options[6].value = '0106';
form.city_code.options[7].text = '伊春';
form.city_code.options[7].value = '0107';
form.city_code.options[8].text = '牡丹江';
form.city_code.options[8].value = '0108';
form.city_code.options[9].text = '佳木斯';
form.city_code.options[9].value = '0109';
form.city_code.options[10].text = '七台河';
form.city_code.options[10].value = '0110';
form.city_code.options[11].text = '黑河';
form.city_code.options[11].value = '0111';
form.city_code.options[12].text = '绥化';
form.city_code.options[12].value = '0112';
form.city_code.options[13].text = '大兴安岭';
form.city_code.options[13].value = '0113';
form.city_code.options[14].text = '建三江';
form.city_code.options[14].value = '0114';
form.city_code.options[15].text = '喘吁吁';
form.city_code.options[15].value = '0115';
break;
case '02':
form.city_code.options.length = 12;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '太原';
form.city_code.options[1].value = '0201';
form.city_code.options[2].text = '大同';
form.city_code.options[2].value = '0202';
form.city_code.options[3].text = '朔州';
form.city_code.options[3].value = '0203';
form.city_code.options[4].text = '阳泉';
form.city_code.options[4].value = '0204';
form.city_code.options[5].text = '长治';
form.city_code.options[5].value = '0205';
form.city_code.options[6].text = '晋城';
form.city_code.options[6].value = '0206';
form.city_code.options[7].text = '忻州';
form.city_code.options[7].value = '0207';
form.city_code.options[8].text = '晋中';
form.city_code.options[8].value = '0208';
form.city_code.options[9].text = '临汾';
form.city_code.options[9].value = '0209';
form.city_code.options[10].text = '运城';
form.city_code.options[10].value = '0210';
form.city_code.options[11].text = '吕梁';
form.city_code.options[11].value = '0211';
break;
case '03':
form.city_code.options.length = 16;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '沈阳';
form.city_code.options[1].value = '0301';
form.city_code.options[2].text = '大连';
form.city_code.options[2].value = '0302';
form.city_code.options[3].text = '鞍山';
form.city_code.options[3].value = '0303';
form.city_code.options[4].text = '抚顺';
form.city_code.options[4].value = '0304';
form.city_code.options[5].text = '本溪';
form.city_code.options[5].value = '0305';
form.city_code.options[6].text = '丹东';
form.city_code.options[6].value = '0306';
form.city_code.options[7].text = '锦州';
form.city_code.options[7].value = '0307';
form.city_code.options[8].text = '葫芦岛';
form.city_code.options[8].value = '0308';
form.city_code.options[9].text = '营口';
form.city_code.options[9].value = '0309';
form.city_code.options[10].text = '盘锦';
form.city_code.options[10].value = '0310';
form.city_code.options[11].text = '阜新';
form.city_code.options[11].value = '0311';
form.city_code.options[12].text = '辽阳';
form.city_code.options[12].value = '0312';
form.city_code.options[13].text = '铁岭';
form.city_code.options[13].value = '0313';
form.city_code.options[14].text = '朝阳';
form.city_code.options[14].value = '0314';
form.city_code.options[15].text = '锦西';
form.city_code.options[15].value = '0315';
break;
case '04':
form.city_code.options.length = 12;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '长春';
form.city_code.options[1].value = '0401';
form.city_code.options[2].text = '吉林';
form.city_code.options[2].value = '0402';
form.city_code.options[3].text = '四平';
form.city_code.options[3].value = '0403';
form.city_code.options[4].text = '辽源';
form.city_code.options[4].value = '0404';
form.city_code.options[5].text = '通化';
form.city_code.options[5].value = '0405';
form.city_code.options[6].text = '白山';
form.city_code.options[6].value = '0406';
form.city_code.options[7].text = '松原';
form.city_code.options[7].value = '0407';
form.city_code.options[8].text = '白城';
form.city_code.options[8].value = '0408';
form.city_code.options[9].text = '延边';
form.city_code.options[9].value = '0409';
form.city_code.options[10].text = '公主岭';
form.city_code.options[10].value = '0410';
form.city_code.options[11].text = '珲春';
form.city_code.options[11].value = '0411';
break;
case '05':
form.city_code.options.length = 13;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '呼和浩特';
form.city_code.options[1].value = '0501';
form.city_code.options[2].text = '包头';
form.city_code.options[2].value = '0502';
form.city_code.options[3].text = '乌海';
form.city_code.options[3].value = '0503';
form.city_code.options[4].text = '赤峰';
form.city_code.options[4].value = '0504';
form.city_code.options[5].text = '通辽';
form.city_code.options[5].value = '0505';
form.city_code.options[6].text = '鄂尔多斯';
form.city_code.options[6].value = '0506';
form.city_code.options[7].text = '呼伦贝尔';
form.city_code.options[7].value = '0507';
form.city_code.options[8].text = '巴彦淖尔盟';
form.city_code.options[8].value = '0508';
form.city_code.options[9].text = '乌兰察布盟';
form.city_code.options[9].value = '0509';
form.city_code.options[10].text = '兴安盟';
form.city_code.options[10].value = '0510';
form.city_code.options[11].text = '锡林郭勒盟';
form.city_code.options[11].value = '0511';
form.city_code.options[12].text = '阿拉善盟';
form.city_code.options[12].value = '0512';
break;
case '06':
form.city_code.options.length = 12;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '石家庄';
form.city_code.options[1].value = '0601';
form.city_code.options[2].text = '唐山';
form.city_code.options[2].value = '0602';
form.city_code.options[3].text = '秦皇岛';
form.city_code.options[3].value = '0603';
form.city_code.options[4].text = '邯郸';
form.city_code.options[4].value = '0604';
form.city_code.options[5].text = '邢台';
form.city_code.options[5].value = '0605';
form.city_code.options[6].text = '保定';
form.city_code.options[6].value = '0606';
form.city_code.options[7].text = '张家口';
form.city_code.options[7].value = '0607';
form.city_code.options[8].text = '承德';
form.city_code.options[8].value = '0608';
form.city_code.options[9].text = '沧州';
form.city_code.options[9].value = '0609';
form.city_code.options[10].text = '廊坊';
form.city_code.options[10].value = '0610';
form.city_code.options[11].text = '衡水';
form.city_code.options[11].value = '0611';
break;
case '07':
form.city_code.options.length = 18;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '南京';
form.city_code.options[1].value = '0701';
form.city_code.options[2].text = '徐州';
form.city_code.options[2].value = '0702';
form.city_code.options[3].text = '连云港';
form.city_code.options[3].value = '0703';
form.city_code.options[4].text = '淮安';
form.city_code.options[4].value = '0704';
form.city_code.options[5].text = '宿迁';
form.city_code.options[5].value = '0705';
form.city_code.options[6].text = '盐城';
form.city_code.options[6].value = '0706';
form.city_code.options[7].text = '扬州';
form.city_code.options[7].value = '0707';
form.city_code.options[8].text = '泰州';
form.city_code.options[8].value = '0708';
form.city_code.options[9].text = '南通';
form.city_code.options[9].value = '0709';
form.city_code.options[10].text = '镇江';
form.city_code.options[10].value = '0710';
form.city_code.options[11].text = '常州';
form.city_code.options[11].value = '0711';
form.city_code.options[12].text = '无锡';
form.city_code.options[12].value = '0712';
form.city_code.options[13].text = '苏州';
form.city_code.options[13].value = '0713';
form.city_code.options[14].text = '常熟';
form.city_code.options[14].value = '0714';
form.city_code.options[15].text = '太仓';
form.city_code.options[15].value = '0715';
form.city_code.options[16].text = '昆山';
form.city_code.options[16].value = '0716';
form.city_code.options[17].text = '张家港';
form.city_code.options[17].value = '0717';
break;
case '08':
form.city_code.options.length = 17;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '杭州';
form.city_code.options[1].value = '0801';
form.city_code.options[2].text = '宁波';
form.city_code.options[2].value = '0802';
form.city_code.options[3].text = '温州';
form.city_code.options[3].value = '0803';
form.city_code.options[4].text = '嘉兴';
form.city_code.options[4].value = '0804';
form.city_code.options[5].text = '湖州';
form.city_code.options[5].value = '0805';
form.city_code.options[6].text = '绍兴';
form.city_code.options[6].value = '0806';
form.city_code.options[7].text = '金华';
form.city_code.options[7].value = '0807';
form.city_code.options[8].text = '衢州';
form.city_code.options[8].value = '0808';
form.city_code.options[9].text = '舟山';
form.city_code.options[9].value = '0809';
form.city_code.options[10].text = '台州';
form.city_code.options[10].value = '0810';
form.city_code.options[11].text = '丽水';
form.city_code.options[11].value = '0811';
form.city_code.options[12].text = '东阳';
form.city_code.options[12].value = '0812';
form.city_code.options[13].text = '龙泉';
form.city_code.options[13].value = '0813';
form.city_code.options[14].text = '永康';
form.city_code.options[14].value = '0814';
form.city_code.options[15].text = '义乌';
form.city_code.options[15].value = '0815';
form.city_code.options[16].text = '余姚';
form.city_code.options[16].value = '0816';
break;
case '09':
form.city_code.options.length = 19;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '济南';
form.city_code.options[1].value = '0901';
form.city_code.options[2].text = '青岛';
form.city_code.options[2].value = '0902';
form.city_code.options[3].text = '淄博';
form.city_code.options[3].value = '0903';
form.city_code.options[4].text = '枣庄';
form.city_code.options[4].value = '0904';
form.city_code.options[5].text = '东营';
form.city_code.options[5].value = '0905';
form.city_code.options[6].text = '潍坊';
form.city_code.options[6].value = '0906';
form.city_code.options[7].text = '烟台';
form.city_code.options[7].value = '0907';
form.city_code.options[8].text = '威海';
form.city_code.options[8].value = '0908';
form.city_code.options[9].text = '济宁';
form.city_code.options[9].value = '0909';
form.city_code.options[10].text = '泰安';
form.city_code.options[10].value = '0910';
form.city_code.options[11].text = '日照';
form.city_code.options[11].value = '0911';
form.city_code.options[12].text = '莱芜';
form.city_code.options[12].value = '0912';
form.city_code.options[13].text = '德州';
form.city_code.options[13].value = '0913';
form.city_code.options[14].text = '临沂';
form.city_code.options[14].value = '0914';
form.city_code.options[15].text = '聊城';
form.city_code.options[15].value = '0915';
form.city_code.options[16].text = '滨州';
form.city_code.options[16].value = '0916';
form.city_code.options[17].text = '菏泽';
form.city_code.options[17].value = '0917';
form.city_code.options[18].text = '蓬莱';
form.city_code.options[18].value = '0918';
break;
case '10':
form.city_code.options.length = 13;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '南昌';
form.city_code.options[1].value = '1001';
form.city_code.options[2].text = '景德镇';
form.city_code.options[2].value = '1002';
form.city_code.options[3].text = '萍乡';
form.city_code.options[3].value = '1003';
form.city_code.options[4].text = '新余';
form.city_code.options[4].value = '1004';
form.city_code.options[5].text = '九江';
form.city_code.options[5].value = '1005';
form.city_code.options[6].text = '鹰潭';
form.city_code.options[6].value = '1006';
form.city_code.options[7].text = '赣州';
form.city_code.options[7].value = '1007';
form.city_code.options[8].text = '吉安';
form.city_code.options[8].value = '1008';
form.city_code.options[9].text = '宜春';
form.city_code.options[9].value = '1009';
form.city_code.options[10].text = '抚州';
form.city_code.options[10].value = '1010';
form.city_code.options[11].text = '上饶';
form.city_code.options[11].value = '1011';
form.city_code.options[12].text = '新余';
form.city_code.options[12].value = '1012';
break;
case '11':
form.city_code.options.length = 10;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '福州';
form.city_code.options[1].value = '1101';
form.city_code.options[2].text = '厦门';
form.city_code.options[2].value = '1102';
form.city_code.options[3].text = '三明';
form.city_code.options[3].value = '1103';
form.city_code.options[4].text = '莆田';
form.city_code.options[4].value = '1104';
form.city_code.options[5].text = '泉州';
form.city_code.options[5].value = '1105';
form.city_code.options[6].text = '漳州';
form.city_code.options[6].value = '1106';
form.city_code.options[7].text = '南平';
form.city_code.options[7].value = '1107';
form.city_code.options[8].text = '龙岩';
form.city_code.options[8].value = '1108';
form.city_code.options[9].text = '宁德';
form.city_code.options[9].value = '1109';
break;
case '12':
form.city_code.options.length = 18;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '合肥';
form.city_code.options[1].value = '1201';
form.city_code.options[2].text = '芜湖';
form.city_code.options[2].value = '1202';
form.city_code.options[3].text = '蚌埠';
form.city_code.options[3].value = '1203';
form.city_code.options[4].text = '淮南';
form.city_code.options[4].value = '1204';
form.city_code.options[5].text = '马鞍山';
form.city_code.options[5].value = '1205';
form.city_code.options[6].text = '淮北';
form.city_code.options[6].value = '1206';
form.city_code.options[7].text = '铜陵';
form.city_code.options[7].value = '1207';
form.city_code.options[8].text = '安庆';
form.city_code.options[8].value = '1208';
form.city_code.options[9].text = '黄山';
form.city_code.options[9].value = '1209';
form.city_code.options[10].text = '滁州';
form.city_code.options[10].value = '1210';
form.city_code.options[11].text = '阜阳';
form.city_code.options[11].value = '1211';
form.city_code.options[12].text = '宿州';
form.city_code.options[12].value = '1212';
form.city_code.options[13].text = '巢湖';
form.city_code.options[13].value = '1213';
form.city_code.options[14].text = '六安';
form.city_code.options[14].value = '1214';
form.city_code.options[15].text = '亳州';
form.city_code.options[15].value = '1215';
form.city_code.options[16].text = '池州';
form.city_code.options[16].value = '1216';
form.city_code.options[17].text = '宣城';
form.city_code.options[17].value = '1217';
break;
case '13':
form.city_code.options.length = 20;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '郑州';
form.city_code.options[1].value = '1301';
form.city_code.options[2].text = '开封';
form.city_code.options[2].value = '1302';
form.city_code.options[3].text = '洛阳';
form.city_code.options[3].value = '1303';
form.city_code.options[4].text = '平顶山';
form.city_code.options[4].value = '1304';
form.city_code.options[5].text = '焦作';
form.city_code.options[5].value = '1305';
form.city_code.options[6].text = '鹤壁';
form.city_code.options[6].value = '1306';
form.city_code.options[7].text = '新乡';
form.city_code.options[7].value = '1307';
form.city_code.options[8].text = '安阳';
form.city_code.options[8].value = '1308';
form.city_code.options[9].text = '濮阳';
form.city_code.options[9].value = '1309';
form.city_code.options[10].text = '许昌';
form.city_code.options[10].value = '1310';
form.city_code.options[11].text = '漯河';
form.city_code.options[11].value = '1311';
form.city_code.options[12].text = '三门峡';
form.city_code.options[12].value = '1312';
form.city_code.options[13].text = '南阳';
form.city_code.options[13].value = '1313';
form.city_code.options[14].text = '商丘';
form.city_code.options[14].value = '1314';
form.city_code.options[15].text = '信阳';
form.city_code.options[15].value = '1315';
form.city_code.options[16].text = '周口';
form.city_code.options[16].value = '1316';
form.city_code.options[17].text = '驻马店';
form.city_code.options[17].value = '1317';
form.city_code.options[18].text = '孟州';
form.city_code.options[18].value = '1318';
form.city_code.options[19].text = '济源';
form.city_code.options[19].value = '1319';
break;
case '14':
form.city_code.options.length = 18;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '武汉';
form.city_code.options[1].value = '1401';
form.city_code.options[2].text = '黄石';
form.city_code.options[2].value = '1402';
form.city_code.options[3].text = '襄樊';
form.city_code.options[3].value = '1403';
form.city_code.options[4].text = '十堰';
form.city_code.options[4].value = '1404';
form.city_code.options[5].text = '荆州';
form.city_code.options[5].value = '1405';
form.city_code.options[6].text = '宜昌';
form.city_code.options[6].value = '1406';
form.city_code.options[7].text = '荆门';
form.city_code.options[7].value = '1407';
form.city_code.options[8].text = '鄂州';
form.city_code.options[8].value = '1408';
form.city_code.options[9].text = '孝感';
form.city_code.options[9].value = '1409';
form.city_code.options[10].text = '黄冈';
form.city_code.options[10].value = '1410';
form.city_code.options[11].text = '咸宁';
form.city_code.options[11].value = '1411';
form.city_code.options[12].text = '随州';
form.city_code.options[12].value = '1412';
form.city_code.options[13].text = '恩施';
form.city_code.options[13].value = '1413';
form.city_code.options[14].text = '仙桃';
form.city_code.options[14].value = '1414';
form.city_code.options[15].text = '广水';
form.city_code.options[15].value = '1415';
form.city_code.options[16].text = '潜江';
form.city_code.options[16].value = '1416';
form.city_code.options[17].text = '武穴';
form.city_code.options[17].value = '1417';
break;
case '15':
form.city_code.options.length = 15;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '长沙';
form.city_code.options[1].value = '1501';
form.city_code.options[2].text = '株洲';
form.city_code.options[2].value = '1502';
form.city_code.options[3].text = '湘潭';
form.city_code.options[3].value = '1503';
form.city_code.options[4].text = '衡阳';
form.city_code.options[4].value = '1504';
form.city_code.options[5].text = '邵阳';
form.city_code.options[5].value = '1505';
form.city_code.options[6].text = '岳阳';
form.city_code.options[6].value = '1506';
form.city_code.options[7].text = '常德';
form.city_code.options[7].value = '1507';
form.city_code.options[8].text = '张家界';
form.city_code.options[8].value = '1508';
form.city_code.options[9].text = '益阳';
form.city_code.options[9].value = '1509';
form.city_code.options[10].text = '郴州';
form.city_code.options[10].value = '1510';
form.city_code.options[11].text = '永州';
form.city_code.options[11].value = '1511';
form.city_code.options[12].text = '怀化';
form.city_code.options[12].value = '1512';
form.city_code.options[13].text = '娄底';
form.city_code.options[13].value = '1513';
form.city_code.options[14].text = '吉首';
form.city_code.options[14].value = '1514';
break;
case '16':
form.city_code.options.length = 23;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '广州';
form.city_code.options[1].value = '1601';
form.city_code.options[2].text = '深圳';
form.city_code.options[2].value = '1602';
form.city_code.options[3].text = '珠海';
form.city_code.options[3].value = '1603';
form.city_code.options[4].text = '汕头';
form.city_code.options[4].value = '1604';
form.city_code.options[5].text = '韶关';
form.city_code.options[5].value = '1605';
form.city_code.options[6].text = '河源';
form.city_code.options[6].value = '1606';
form.city_code.options[7].text = '梅州';
form.city_code.options[7].value = '1607';
form.city_code.options[8].text = '惠州';
form.city_code.options[8].value = '1608';
form.city_code.options[9].text = '汕尾';
form.city_code.options[9].value = '1609';
form.city_code.options[10].text = '东莞';
form.city_code.options[10].value = '1610';
form.city_code.options[11].text = '中山';
form.city_code.options[11].value = '1611';
form.city_code.options[12].text = '江门';
form.city_code.options[12].value = '1612';
form.city_code.options[13].text = '佛山';
form.city_code.options[13].value = '1613';
form.city_code.options[14].text = '阳江';
form.city_code.options[14].value = '1614';
form.city_code.options[15].text = '湛江';
form.city_code.options[15].value = '1615';
form.city_code.options[16].text = '茂名';
form.city_code.options[16].value = '1616';
form.city_code.options[17].text = '肇庆';
form.city_code.options[17].value = '1617';
form.city_code.options[18].text = '清远';
form.city_code.options[18].value = '1618';
form.city_code.options[19].text = '潮州';
form.city_code.options[19].value = '1619';
form.city_code.options[20].text = '揭阳';
form.city_code.options[20].value = '1620';
form.city_code.options[21].text = '云浮';
form.city_code.options[21].value = '1621';
form.city_code.options[22].text = '河源';
form.city_code.options[22].value = '1622';
break;
case '17':
form.city_code.options.length = 15;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '南宁';
form.city_code.options[1].value = '1701';
form.city_code.options[2].text = '柳州';
form.city_code.options[2].value = '1702';
form.city_code.options[3].text = '桂林';
form.city_code.options[3].value = '1703';
form.city_code.options[4].text = '梧州';
form.city_code.options[4].value = '1704';
form.city_code.options[5].text = '北海';
form.city_code.options[5].value = '1705';
form.city_code.options[6].text = '防城港';
form.city_code.options[6].value = '1706';
form.city_code.options[7].text = '钦州';
form.city_code.options[7].value = '1707';
form.city_code.options[8].text = '贵港';
form.city_code.options[8].value = '1708';
form.city_code.options[9].text = '玉林';
form.city_code.options[9].value = '1709';
form.city_code.options[10].text = '百色';
form.city_code.options[10].value = '1710';
form.city_code.options[11].text = '贺州';
form.city_code.options[11].value = '1711';
form.city_code.options[12].text = '河池';
form.city_code.options[12].value = '1712';
form.city_code.options[13].text = '来宾';
form.city_code.options[13].value = '1713';
form.city_code.options[14].text = '崇左';
form.city_code.options[14].value = '1714';
break;
case '18':
form.city_code.options.length = 7;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '海口';
form.city_code.options[1].value = '1801';
form.city_code.options[2].text = '三亚';
form.city_code.options[2].value = '1802';
form.city_code.options[3].text = '儋州';
form.city_code.options[3].value = '1803';
form.city_code.options[4].text = '琼海';
form.city_code.options[4].value = '1804';
form.city_code.options[5].text = '东方';
form.city_code.options[5].value = '1805';
form.city_code.options[6].text = '文昌';
form.city_code.options[6].value = '1806';
break;
case '19':
form.city_code.options.length = 22;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '成都';
form.city_code.options[1].value = '1901';
form.city_code.options[2].text = '自贡';
form.city_code.options[2].value = '1902';
form.city_code.options[3].text = '攀枝花';
form.city_code.options[3].value = '1903';
form.city_code.options[4].text = '泸州';
form.city_code.options[4].value = '1904';
form.city_code.options[5].text = '德阳';
form.city_code.options[5].value = '1905';
form.city_code.options[6].text = '绵阳';
form.city_code.options[6].value = '1906';
form.city_code.options[7].text = '广元';
form.city_code.options[7].value = '1907';
form.city_code.options[8].text = '遂宁';
form.city_code.options[8].value = '1908';
form.city_code.options[9].text = '内江';
form.city_code.options[9].value = '1909';
form.city_code.options[10].text = '乐山';
form.city_code.options[10].value = '1910';
form.city_code.options[11].text = '南充';
form.city_code.options[11].value = '1911';
form.city_code.options[12].text = '宜宾';
form.city_code.options[12].value = '1912';
form.city_code.options[13].text = '广安';
form.city_code.options[13].value = '1913';
form.city_code.options[14].text = '达州';
form.city_code.options[14].value = '1914';
form.city_code.options[15].text = '巴中';
form.city_code.options[15].value = '1915';
form.city_code.options[16].text = '雅安';
form.city_code.options[16].value = '1916';
form.city_code.options[17].text = '眉山';
form.city_code.options[17].value = '1917';
form.city_code.options[18].text = '资阳';
form.city_code.options[18].value = '1918';
form.city_code.options[19].text = '甘孜';
form.city_code.options[19].value = '1919';
form.city_code.options[20].text = '西昌';
form.city_code.options[20].value = '1920';
form.city_code.options[21].text = '阿坝';
form.city_code.options[21].value = '1921';
break;
case '20':
form.city_code.options.length = 10;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '贵阳';
form.city_code.options[1].value = '2001';
form.city_code.options[2].text = '六盘水';
form.city_code.options[2].value = '2002';
form.city_code.options[3].text = '遵义';
form.city_code.options[3].value = '2003';
form.city_code.options[4].text = '安顺';
form.city_code.options[4].value = '2004';
form.city_code.options[5].text = '铜仁';
form.city_code.options[5].value = '2005';
form.city_code.options[6].text = '毕节';
form.city_code.options[6].value = '2006';
form.city_code.options[7].text = '黔东南';
form.city_code.options[7].value = '2007';
form.city_code.options[8].text = '黔南';
form.city_code.options[8].value = '2008';
form.city_code.options[9].text = '黔西南';
form.city_code.options[9].value = '2009';
break;
case '21':
form.city_code.options.length = 18;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '昆明';
form.city_code.options[1].value = '2101';
form.city_code.options[2].text = '曲靖';
form.city_code.options[2].value = '2102';
form.city_code.options[3].text = '玉溪';
form.city_code.options[3].value = '2103';
form.city_code.options[4].text = '保山';
form.city_code.options[4].value = '2104';
form.city_code.options[5].text = '昭通';
form.city_code.options[5].value = '2105';
form.city_code.options[6].text = '思茅';
form.city_code.options[6].value = '2106';
form.city_code.options[7].text = '临沧';
form.city_code.options[7].value = '2107';
form.city_code.options[8].text = '丽江';
form.city_code.options[8].value = '2108';
form.city_code.options[9].text = '文山';
form.city_code.options[9].value = '2109';
form.city_code.options[10].text = '西双版纳';
form.city_code.options[10].value = '2110';
form.city_code.options[11].text = '红河州';
form.city_code.options[11].value = '2111';
form.city_code.options[12].text = '楚雄';
form.city_code.options[12].value = '2112';
form.city_code.options[13].text = '大理';
form.city_code.options[13].value = '2113';
form.city_code.options[14].text = '香格里拉';
form.city_code.options[14].value = '2114';
form.city_code.options[15].text = '德宏';
form.city_code.options[15].value = '2115';
form.city_code.options[16].text = '怒江';
form.city_code.options[16].value = '2116';
form.city_code.options[17].text = '东川';
form.city_code.options[17].value = '2117';
break;
case '22':
form.city_code.options.length = 8;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '拉萨';
form.city_code.options[1].value = '2201';
form.city_code.options[2].text = '那曲';
form.city_code.options[2].value = '2202';
form.city_code.options[3].text = '昌都';
form.city_code.options[3].value = '2203';
form.city_code.options[4].text = '山南';
form.city_code.options[4].value = '2204';
form.city_code.options[5].text = '日喀则';
form.city_code.options[5].value = '2205';
form.city_code.options[6].text = '阿里';
form.city_code.options[6].value = '2206';
form.city_code.options[7].text = '林芝';
form.city_code.options[7].value = '2207';
break;
case '23':
form.city_code.options.length = 11;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '西安';
form.city_code.options[1].value = '2301';
form.city_code.options[2].text = '铜川';
form.city_code.options[2].value = '2302';
form.city_code.options[3].text = '宝鸡';
form.city_code.options[3].value = '2303';
form.city_code.options[4].text = '咸阳';
form.city_code.options[4].value = '2304';
form.city_code.options[5].text = '渭南';
form.city_code.options[5].value = '2305';
form.city_code.options[6].text = '延安';
form.city_code.options[6].value = '2306';
form.city_code.options[7].text = '汉中';
form.city_code.options[7].value = '2307';
form.city_code.options[8].text = '榆林';
form.city_code.options[8].value = '2308';
form.city_code.options[9].text = '安康';
form.city_code.options[9].value = '2309';
form.city_code.options[10].text = '商洛';
form.city_code.options[10].value = '2310';
break;
case '24':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '北京';
form.city_code.options[1].value = '2401';
break;
case '25':
form.city_code.options.length = 16;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '兰州';
form.city_code.options[1].value = '2501';
form.city_code.options[2].text = '金昌';
form.city_code.options[2].value = '2502';
form.city_code.options[3].text = '白银';
form.city_code.options[3].value = '2503';
form.city_code.options[4].text = '天水';
form.city_code.options[4].value = '2504';
form.city_code.options[5].text = '嘉峪关';
form.city_code.options[5].value = '2505';
form.city_code.options[6].text = '武威';
form.city_code.options[6].value = '2506';
form.city_code.options[7].text = '张掖';
form.city_code.options[7].value = '2507';
form.city_code.options[8].text = '平凉';
form.city_code.options[8].value = '2508';
form.city_code.options[9].text = '酒泉';
form.city_code.options[9].value = '2509';
form.city_code.options[10].text = '临夏';
form.city_code.options[10].value = '2510';
form.city_code.options[11].text = '敦煌';
form.city_code.options[11].value = '2511';
form.city_code.options[12].text = '庆阳';
form.city_code.options[12].value = '2512';
form.city_code.options[13].text = '陇南';
form.city_code.options[13].value = '2513';
form.city_code.options[14].text = '定西';
form.city_code.options[14].value = '2514';
form.city_code.options[15].text = '甘南';
form.city_code.options[15].value = '2515';
break;
case '26':
form.city_code.options.length = 8;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '西宁';
form.city_code.options[1].value = '2601';
form.city_code.options[2].text = '黄南';
form.city_code.options[2].value = '2602';
form.city_code.options[3].text = '玉树';
form.city_code.options[3].value = '2603';
form.city_code.options[4].text = '海东';
form.city_code.options[4].value = '2604';
form.city_code.options[5].text = '海西';
form.city_code.options[5].value = '2605';
form.city_code.options[6].text = '海南';
form.city_code.options[6].value = '2606';
form.city_code.options[7].text = '海北';
form.city_code.options[7].value = '2607';
break;
case '27':
form.city_code.options.length = 5;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '银川';
form.city_code.options[1].value = '2701';
form.city_code.options[2].text = '石嘴山';
form.city_code.options[2].value = '2702';
form.city_code.options[3].text = '吴忠';
form.city_code.options[3].value = '2703';
form.city_code.options[4].text = '固原';
form.city_code.options[4].value = '2704';
break;
case '28':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '台北';
form.city_code.options[1].value = '2801';
break;
case '29':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '香港';
form.city_code.options[1].value = '2901';
break;
case '30':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '澳门';
form.city_code.options[1].value = '3001';
break;
case '31':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '上海';
form.city_code.options[1].value = '3101';
break;
case '32':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '天津';
form.city_code.options[1].value = '3201';
break;
case '33':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '重庆';
form.city_code.options[1].value = '3301';
break;
case '35':
form.city_code.options.length = 16;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '乌鲁木齐';
form.city_code.options[1].value = '3501';
form.city_code.options[2].text = '石河子';
form.city_code.options[2].value = '3503';
form.city_code.options[3].text = '昌吉';
form.city_code.options[3].value = '3504';
form.city_code.options[4].text = '博乐';
form.city_code.options[4].value = '3505';
form.city_code.options[5].text = '克拉玛依';
form.city_code.options[5].value = '3506';
form.city_code.options[6].text = '塔城';
form.city_code.options[6].value = '3507';
form.city_code.options[7].text = '伊宁';
form.city_code.options[7].value = '3508';
form.city_code.options[8].text = '阿勒泰';
form.city_code.options[8].value = '3509';
form.city_code.options[9].text = '吐鲁番';
form.city_code.options[9].value = '3510';
form.city_code.options[10].text = '哈密';
form.city_code.options[10].value = '3511';
form.city_code.options[11].text = '库尔勒';
form.city_code.options[11].value = '3512';
form.city_code.options[12].text = '阿克苏';
form.city_code.options[12].value = '3513';
form.city_code.options[13].text = '喀什';
form.city_code.options[13].value = '3514';
form.city_code.options[14].text = '阿图什';
form.city_code.options[14].value = '3515';
form.city_code.options[15].text = '和田';
form.city_code.options[15].value = '3516';
break;
case '36':
form.city_code.options.length = 2;
form.city_code.options[0].text = '不限';
form.city_code.options[0].value = '';
form.city_code.options[1].text = '海外';
form.city_code.options[1].value = '3401';
break;
}
}