var air_cities = [ 
'AKU','AKESU阿克苏',
'AAT','ALTAY阿勒泰',
'AKA','ANKANG安康',
'AQG','ANQING安庆',
'AOG','ANSHAN鞍山',
'BSD','BAOSHAN保山',
'BAV','BAOTOU包头',
'BHY','BEIHAI北海',
'PEK','BEIJING北京首都机场',
'NAY','BEIJING北京南苑',
'BFU','BENGBU蚌埠',
'CGQ','CHANGCHUN长春',
'CGD','CHANGDE常德',
'CSX','CHANGSHA长沙',
'CIH','CHANGZHI长治',
'CZX','CHANGZHOU常州',
'CHG','CHAOYANG朝阳',
'CTU','CHENGDU成都',
'CIF','CHIFENG赤峰',
'CKG','CHONGQING重庆',
'DAX','DACHUAN达县',
'DLC','DALIAN大连',
'DLU','DALI大理',
'DDG','DANDONG丹东',
'DAT','DATONG大同',
'DOY','DONGYING东营',
'DNH','DUNHUANG敦煌',
'ENH','ENSHI恩施',
'FUG','FUYANG阜阳',
'FYN','FUYUN富蕴',
'FOC','FUZHOU福州',
'KOW','GANZHOU赣州',
'GOQ','GOLMUD格尔木',
'GHN','GUANGHAN广汉',
'CAN','GUANGZHOU广州',
'KWL','GUILIN桂林',
'KWE','GUIYANG贵阳',
'HRB','HARBIN哈尔滨',
'HAK','HAIKOU海口',
'HLD','HAILAER海拉尔',
'HMI','HAMI哈密',
'HGH','HANGZHOU杭州',
'HZG','HANZHONG汉中',
'HFE','HEFEI合肥',
'HEK','HEIHE黑河',
'HKG','HONGKONG香港',
'HNY','HENGYANG衡阳',
'HTN','HETIAN和田',
'TXN','HUANGSHAN黄山',
'HYN','HUANGYAN黄岩',
'HET','HUHEHAOTE呼和浩特',
'KNC','JIAN吉安',
'JMU','JIAMUSI佳木斯',
'JGN','JIAYUGUAN嘉峪关',
'JIL','JILIN吉林',
'TNA','JINAN济南',
'JNG','JINING济宁',
'JDZ','JINGDEZHEN景德镇',
'JHG','JINGHONG景洪',
'JJN','JINJIANG晋江',
'JNZ','JINZHOU锦州',
'CHW','JIUQUAN酒泉',
'JIU','JIUJIANG九江',
'JZH','JIUZHAI九寨黄龙',
'KRY','KARAMAY克拉玛依',
'KHG','KASHI喀什',
'KRL','KORLA库尔勒',
'KMG','KUNMING昆明',
'KCA','KUQA库车',
'LHW','LANZHOU兰州',
'LXA','LASA拉萨',
'LYG','LIANYUNGANG连云港',
'LJG','LIJIANG丽江',
'LYI','LINYI临沂',
'LZH','LIUZHOU柳州',
'LYA','LUOYANG洛阳',
'LZO','LUZHOU泸州',
'MFM','MACAU澳门',
'LUM','MANGSHI芒市',
'NZH','MANZHOULI满洲里',
'MXZ','MEIXIAN梅县',
'MIG','MIANYANG绵阳',
'MDG','MUDANJIANG牡丹江',
'KHN','NANCHANG南昌',
'NAO','NANCHONG南充',
'NKG','NANJING南京',
'NNG','NANNING南宁',
'NTG','NANTONG南通',
'NNY','NANYANG南阳',
'NGB','NINGBO宁波',
'IQM','QIEMO且末',
'TAO','QINGDAO青岛',
'IQN','QINGYAN庆阳',
'SHP','QINHUANGDAO秦皇岛',
'NDG','QIQIHAER齐齐哈尔',
'JJN','QUANZHOU泉州',
'JUZ','QUZHOU衢州',
'SYX','SANYA三亚',
'SHA','SHANGHAI上海虹桥',
'PVG','SHANGHAI上海浦东',
'SWA','SHANTOU汕头',
'SHS','SHASHI沙市',
'SZX','SHENZHEN深圳',
'SHE','SHENYANG沈阳',
'SJW','SHIJIAZHUANG石家庄',
'SYM','SIMAO思茅',
'SZV','SUZHOU苏州',
'TCG','TACHENG塔城',
'TYN','TAIYUAN太原',
'TSN','TIANJIN天津',
'TNH','TONGHUA通化',
'TGO','TONGLIAO通辽',
'TEN','TONGREN铜仁',
'URC','URUMQI乌鲁木齐',
'WXN','WANXIAN万县',
'WEF','WEIFANG潍坊',
'WEH','WEIHAI威海',
'WNZ','WENZHOU温州',
'WUH','WUHAN武汉天河',
'WJD','WUHAN武汉王家墩',
'HLH','WULANHAOTE乌兰浩特',
'WUS','WUYISHAN武夷山',
'WUX','WUXI无锡',
'WUZ','WUZHOU梧州',
'XMN','XIAMEN厦门',
'XIY','XIAN西安',
'XFN','XIANGFAN襄樊',
'XIC','XICHANG西昌',
'XIL','XILINHAOTE锡林浩特',
'XNN','XINING西宁',
'XUZ','XUZHOU徐州',
'ENY','YANAN延安',
'YNJ','YANJI延吉',
'YNT','YANTAI烟台',
'YNZ','YANCHENG盐城',
'YBP','YIBIN宜宾',
'YIH','YICHANG宜昌',
'INC','YINCHUAN银川',
'YIN','YINING伊宁',
'YIW','YIWU义乌',
'LLF','YONGZHOU永州',
'UYN','YULIN榆林',
'ZAT','ZHAOTONG昭通',
'DYG','ZHANGJIAJIE张家界',
'ZHA','ZHANJIANG湛江',
'HJJ','ZHIJIANG芷江',
'DIG','ZHONGDIAN中甸',
'CGO','ZHENGZHOU郑州',
'HSN','ZHOUSHAN舟山',
'ZUH','ZHUHAI珠海',
'ZYI','ZUNYI遵义' ,
'ZZZ','    '  
] ; 

var target_city_field , target_city_code ; 


function city_panel_setup (top_loc , left_loc , prompt , layer_id ) { 
	var ccols=0; 
	document.write ( 
	"<div id='" + layer_id + "' " + 
	"style='width:465; height:200 ; background-color:white; font-size:9pt; " + 
	" border:solid; border-width:1 ; border-color:black; " +
	"position:absolute; top:" + top_loc + 
	"; left:" + left_loc + 
	"; overflow:scroll; white-space: nowrap; " + 
	"visibility:hidden; z-index: 9999;' >" +
	"<div style='text-align: center;'>" +
	prompt +"&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style='cursor:hand' onmouseover=navHor(this,1); onmouseout=navHor(this,0); class=TabOffYw>取消</span>" +
	"</div><table width=450 >") ; 
	var currentLetter = '0' ; 
	for ( var i=0 ; i<(air_cities.length/2); i++ ) { 
		var lt = air_cities[2*i+1].charAt(0).toUpperCase(); 
		if ( currentLetter != lt ) { 
			if ( currentLetter == '0' ) document.write ( "<tr><td>" ) ; 
			else document.write ( "</tr></tr><td>" ) ; 
			currentLetter = lt ; 
			document.write( currentLetter + "</td>" ) ; 
			ccols = 0 ; 
		}
		var cname = air_cities[2*i+1] ; 
		var cci = 0 ; 
		var cc = cname.toUpperCase().charCodeAt(cci) ; 
		while ( cci < cname.length && cc<=90 ) {
			cci++ ;
			cc = cname.toUpperCase().charCodeAt(cci) ; 
		}
		var cname_cn = cname.substring(cci) ;
		
		ccols++ ; 
		if ( ccols>10 ) { 
			document.write ( "</tr><td>&nbsp;</td>" ) ; 
			ccols = 0 ; 
		}
		document.write ( "<td" ) ;
		if ( cname_cn.length > 3 ) { 
			document.write ( " colspan=2" ) ; 
			ccols ++ ; 
		} else document.write ( "  width=40" ) ; 
		
		document.write ("><span style='cursor:hand' class=TabOffYw onmouseover=navHor(this,1); onmouseout=navHor(this,0); onclick='set_city(\"" + 
		air_cities[2*i+1] + "\" , \"" +
		air_cities[2*i] + "\");'> " + 
		cname_cn + 
		"</span></td>" ) ; 	
	}
	document.write ( "</tr></table></div>" ) ; 
}

function set_city ( ctname , ctcode ) { 
	document.getElementById ( target_city_field ) . value  = ctname ;  
	document.getElementById ( target_city_code ) . value  = ctcode ;  
}