var gsug=null;
function textInit(){
	gsug=new apsug();
	gsug.init();
}
function gE(x){return document.getElementById(x);}
function gETop(x){var t=0;while(x){t+=x.offsetTop;x=x.offsetParent;}return t;}
function gEBottom(x){return (x.offsetHeight+gETop(x));}
function gELeft(x){var l=0;while(x){l+=x.offsetLeft;x=x.offsetParent;}return l;}
function gERight(x){return (x.offsetWidth+gELeft(x));}

function isUpDownKey(kc){
	if(kc==40 || kc==38 || kc == 33 || kc== 34){//down,up,pageup,pagedown,enter
		return true;
	}else{
		return false;
	}
}
function isCtrlKey(kc){
	if(kc==16 || kc==17 || kc == 18){//shift,ctrl,alt
		return true;
	}else{
		return false;
	}
}
var temp = [['AOG','鞍山','anshan','AS'],
	['AQG','安庆','anqing','AQ'],
	['AYN','安阳','anyang','AY'],
	['AKA','安康','ankang','AK'],
	['AKU','阿克苏','akesu','AKS'],
	['AAT','阿勒泰','aletai','ALT'],
	['AVA','安顺','anshun','AS'],
	['PEK','北京','beijing','BJ'],
	['NAY','北京南苑','beijingnanyuan','BJNY'],
	['BFU','蚌埠','bengbu','BB'],
	['BHY','北海','beihai','BH'],
	['BSD','保山','baoshan','BS'],
	['AEB','百色','baoshe','BS'],
	['BAV','包头','baotou','BT'],
	['CTU','成都','chengdu','CD'],
	['CKG','重庆','chongqing','CQ'],
	['CSX','长沙','changsha','CS'],
	['CGQ','长春','changchun','CC'],
	['CZX','常州','changzhou','CZ'],
	['CGD','常德','changde','CD'],
	['CEH','承德','chengde','CD'],
	['CHG','朝阳','chaoyang','CY'],
	['CIH','长治','changzhi','CZ'],
	['CIF','赤峰','chifeng','CF'],
	['BPX','昌都','changdu','CD'],
	['CNI','长海','changhai','CH'],
	['DLC','大连','dalian','DL'],
	['DQA','大庆','daqin','DQ'],
	['DLU','大理','dali','DL'],
	['DOY','东营','dongying','DY'],
	['DNH','敦煌','dunhuang','DH'],
	['DDG','丹东','dandong','DD'],
	['DAT','大同','datong','DT'],
	['DAX','达县','daxian','DX'],
	['DIG','迪庆','diqing','DQ'],
	['ENH','恩施','enshi','ES'],
	['DSN','鄂尔多斯','eerduosi','EEDS'],
	['FOC','福州','fuzhou','FZ'],
	['ZCP','佛山','foshan','FS'],
	['FUG','阜阳','fuyang','FY'],
	['FYN','富蕴','fuyun','FY'],
	['CAN','广州','guangzhou','GZ'],
	['KGT','康定','kangdin','KD'],
	['KWL','桂林','guilin','GL'],
	['KWE','贵阳','guiyang','GY'],
	['KOW','赣州','ganzhou','GZ'],
	['GOQ','格尔木','geermu','GEM'],
	['GYS','广元','guangyuan','GY'],
	['GHN','广汉','guanghan','GH'],
	['HGH','杭州','hangzhou','HZ'],
	['HRB','哈尔滨','haerbin','HEB'],
	['HFE','合肥','hefei','HF'],
	['HAK','海口','haikou','HK'],
	['HET','呼和浩特','huhehaote','HHHT'],
	['TXN','黄山','huangshan','HS'],
	['HNY','衡阳','hengyang','HY'],
	['HDG','邯郸','handan','HD'],
	['HEK','黑河','heihe','HH'],
	['HJJ','怀化','huaihua','HH'],
	['HLD','海拉尔','hailaer','HLE'],
	['HMI','哈密','hami','HM'],
	['HYN','黄岩','huangyan','HY'],
	['HZG','汉中','hanzhong','HZ'],
	['HUZ','徽州','huizhou','HZ'],
	['HTN','和田','hetian','HT'],
	['TNA','济南','jinan','JN'],
	['JIL','吉林','jilin','JL'],
	['JZH','九寨沟','jiuzhaigou','JZG'],
	['JDZ','景德镇','jingdezhen','JDZ'],
	['JGS','井冈山','jinggangshan','JGS'],
	['JNZ','锦州','jinzhou','JZ'],
	['JJN','晋江','jinjiang','JJ'],
	['JIU','九江','jiujiang','JJ'],
	['JNG','济宁','jining','JN'],
	['JXA','鸡西','jixi','JX'],
	['SHS','荆州','jingzhou','JZ'],
	['JHG','景洪','jinghong','JH'],
	['KNC','吉安','jian','JA'],
	['JGN','嘉峪关','jiayuguan','JYG'],
	['JMU','佳木斯','jiamusi','JMS'],
	['CHW','酒泉','jiuquan','JQ'],
	['KMG','昆明','kunming','KM'],
	['KUS','昆山','kunshan','KS'],
	['KHG','喀什','kashi','KS'],
	['KCA','库车','kuche','KC'],
	['KJI','喀纳斯','kalasi','KJI'],
	['KRL','库尔勒','kuerle','KEL'],
	['KRY','克拉玛依','kelamayi','KLMY'],
	['LHW','兰州','lanzhou','LZ'],
	['LXA','拉萨','lasa','LS'],
	['LJG','丽江','lijiang','LJ'],
	['LUZ','庐山','lushan','LS'],
	['LZO','泸州','luzhou','LZ'],
	['LZH','柳州','liuzhou','LZ'],
	['HZH','黎平','liping','LP'],
	['LZY','林芝','linzhi','LZ'],
	['LYG','连云港','lianyungang','LYG'],
	['LYA','洛阳','luoyang','LY'],
	['LCX','龙岩','longyan','LY'],
	['LCX','连城','liancheng','LC'],
	['LYI','临沂','linyi','LY'],
	['LNJ','临沧','lincang','LC'],
	['LZY','林芝','linzhi','LZ'],
	['LDG','罗定','luoding','LD'],
	['WXN','梁平','Liangping','LP'],
	['LXI','林西','linxi','LX'],
	['MDG','牡丹江','mudanjiang','MDJ'],
	['OHE','漠河','mohe','MH'],
	['MIG','绵阳','mianyang','MY'],
	['MXZ','梅县','meixian','MX'],
	['NZH','满洲里','manzhouli','MZL'],
	['LUM','芒市','mangshi','MS'],
	['NKG','南京','nanjing','NJ'],
	['KHN','南昌','nanchang','NC'],
	['NGB','宁波','ningbo','NB'],
	['NNG','南宁','nanning','NN'],
	['NTG','南通','nantong','NT'],
	['NNY','南阳','nanyang','NY'],
	['NAO','南充','nanchong','NC'],
	['WUS','南平','nanping','NP'],
	['PZI','攀枝花','panzhihua','PZH'],
	['SYM','普洱','puer','PE'],
	['TAO','青岛','qingdao','QD'],
	['SHP','秦皇岛','qinhuangdao','QHD'],
	['JJN','泉州','quanzhou','QZ'],
	['NDG','齐齐哈尔','qiqihaer','QQHE'],
	['JUZ','衢州','quzhou','QZ'],
	['IQM','且末','qiemo','QM'],
	['IQN','庆阳','qingyang','QY'],
	['SHA','上海','shanghaihongqiao','SHHQ'],
	['PVG','上海浦东','shanghaipudong','SHPD'],
	['SZX','深圳','shenzhen','SZ'],
	['SHE','沈阳','shenyang','SY'],
	['SYX','三亚','sanya','SY'],
	['SJW','石家庄','shijiazhuang','SJZ'],
	['SZV','苏州','suzhou','SZ'],
	['SWA','汕头','shantou','ST'],
	['SHS','沙市','shashi','SS'],
	['SYM','思茅','simao','SM'],
	['SSA','鄯善','shanshan','SS'],
	['TVS','唐山','tangshan','TS'],
	['TSN','天津','tianjin','TJ'],
	['TYN','太原','taiyuan','TY'],
	['TNH','通化','tonghua','TH'],
	['TGO','通辽','tongliao','TL'],
	['TEN','铜仁','tongren','TR'],
	['TCG','塔城','tacheng','TC'],
	['TCZ','腾冲','tengchong','TC'],
	['WUH','武汉','wuhan','WH'],
	['URC','乌鲁木齐','wulumuqi','WLMQ'],
	['WNZ','温州','wenzhou','WZ'],
	['WUX','无锡','wuxi','WX'],
	['WEF','潍坊','weifang','WF'],
	['WEH','威海','weihai','WH'],
	['WUS','武夷山','wuyishan','WYS'],
	['ZSWU','芜湖','wuhu','WH'],
	['HLH','乌兰浩特','wulanhaote','WLHT'],
	['WXN','万州','wanzhou','WZ'],
	['WUZ','梧州','wuzhou','WZ'],
	['WUA','乌海','wuhai','WH'],
	['XIY','西安','xian','XA'],
	['ACX','兴义','xingyi','XY'],
	['XMN','厦门','xiamen','XM'],
	['XUZ','徐州','xuzhou','XZ'],
	['XNN','西宁','xining','XN'],
	['JHG','西双版纳','xishuangbanna','XSBN'],
	['XFN','襄樊','xiangfan','XF'],
	['XNT','邢台','xingtai','XT'],
	['XIC','西昌','xichang','XC'],
	['XEN','兴城','xingcheng','XC'],
	['XIN','兴宁','xingning','XN'],
	['XIL','锡林浩特','xilinhaote','XLHT'],
	['YNT','烟台','yantai','YT'],
	['YNZ','盐城','yancheng','YC'],
	['INC','银川','yinchuan','YC'],
	['ENY','延安','yanan','YA'],
	['YBP','宜宾','yibin','YB'],
	['YIH','宜昌','yichang','YC'],
	['YIW','义乌','yiwu','YW'],
	['YNJ','延吉','yanji','YJ'],
	['YCU','运城','yuncheng','YC'],
	['LLF','永州','yongzhou','YZ'],
	['UYN','榆林','yulin','YL'],
	['ZYYL','依兰','yilan','YL'],
	['YUA','元谋','yuanmou','YM'],
	['YIN','伊宁','yining','YN'],
	['CGO','郑州','zhengzhou','ZZ'],
	['ZUH','珠海','zhuhai','ZH'],
	['DYG','张家界','zhangjiajie','ZJJ'],
	['HSN','舟山','zhoushan','ZS'],
	['ZYI','遵义','zunyi','ZY'],
	['ZHA','湛江','zhanjiang','ZJ'],
	['ZAT','昭通','zhaotong','ZT']
	];
var apdata=temp;

function setGNcity(){
	apdata = temp; 
}

function setGJcity(){
	apdata = [
	['PEK','北京','beijing','BJ'],
	['SHA','上海','shanghaihongqiao','SHHQ'],	
	['CAN','广州','guangzhou','GZ'],
	['SZX','深圳','shenzhen','SZ'],
    ['CTU','成都','chengdu','CD'],
	['HGH','杭州','hangzhou','HZ'],
	['CKG','重庆','chongqing','CQ'],
	['CSX','长沙','changsha','CS'],
	['KMG','昆明','kunming','KM'],	
	['CGQ','长春','changchun','CC'],
	['DLC','大连','dalian','DL'],
	['WUH','武汉','wuhan','WH'],	
	['FOC','福州','fuzhou','FZ'],
	['KWL','桂林','guilin','GL'],
	['HRB','哈尔滨','haerbin','HEB'],
	['HFE','合肥','hefei','HF'],
	['HAK','海口','haikou','HK'],
	['TNA','济南','jinan','JN'],
	['NKG','南京','nanjing','NJ'],
	['KHN','南昌','nanchang','NC'],
	['NGB','宁波','ningbo','NB'],
	['NNG','南宁','nanning','NN'],
	['TAO','青岛','qingdao','QD'],
	['SHE','沈阳','shenyang','SY'],
	['SJW','石家庄','shijiazhuang','SJZ'],
	['TSN','天津','tianjin','TJ'],
	['TYN','太原','taiyuan','TY'],
	['WNZ','温州','wenzhou','WZ'],
	['WUX','无锡','wuxi','WX'],
	['WEH','威海','weihai','WH'],
	['XIY','西安','xian','XA'],
	['XMN','厦门','xiamen','XM'],
	['YNT','烟台','yantai','YT'],
	['YNZ','盐城','yancheng','YC'],
	['YNJ','延吉','yanji','YJ'],
	['CGO','郑州','zhengzhou','ZZ']
	];
}
var topcityArray_GL = [
	['PEK','北京','beijing','BJ'],
	['SHA','上海','shanghaihongqiao','SHHQ'],	
	['CAN','广州','guangzhou','GZ'],
	['SZX','深圳','shenzhen','SZ'],
    ['CTU','成都','chengdu','CD'],
	['HGH','杭州','hangzhou','HZ'],
	['CKG','重庆','chongqing','CQ'],
	['CSX','长沙','changsha','CS'],
	['KMG','昆明','kunming','KM'],	
	['CGQ','长春','changchun','CC'],
	['DLC','大连','dalian','DL'],
	['WUH','武汉','wuhan','WH'],	
	['FOC','福州','fuzhou','FZ'],
	['KWL','桂林','guilin','GL'],
	['HRB','哈尔滨','haerbin','HEB'],
	['HFE','合肥','hefei','HF'],
	['HAK','海口','haikou','HK'],
	['TNA','济南','jinan','JN'],
	['NKG','南京','nanjing','NJ'],
	['KHN','南昌','nanchang','NC'],
	['NGB','宁波','ningbo','NB'],
	['NNG','南宁','nanning','NN'],
	['TAO','青岛','qingdao','QD'],
	['SHE','沈阳','shenyang','SY'],
	['SJW','石家庄','shijiazhuang','SJZ'],
	['TSN','天津','tianjin','TJ'],
	['TYN','太原','taiyuan','TY'],
	['WNZ','温州','wenzhou','WZ'],
	['WUX','无锡','wuxi','WX'],
	['WEH','威海','weihai','WH'],
	['XIY','西安','xian','XA'],
	['XMN','厦门','xiamen','XM'],
	['YNT','烟台','yantai','YT'],
	['YNZ','盐城','yancheng','YC'],
	['YNJ','延吉','yanji','YJ'],
	['CGO','郑州','zhengzhou','ZZ']
	];

function apsug() {
	var inputobj = null;
	var sugdiv = null;

	var focusBySelect = false;
	var currInputObj = null;
	var prevInputValue = null;
	
	var showarr = null;
	var showfocus = -1;
	var FOCity = null;
	var onDocumentClick = null;
}
apsug.prototype.setInputObj = function(o){
	o.onkeydown = OnInputKeyDown;
	o.onfocus = OnInputFocus;
	//o.onblur = OnInputBlur;
}
apsug.prototype.init = function(){
	if(this.sugdiv==null){
		this.sugdiv=document.createElement('DIV');
		this.sugdiv.style.display='none';
		
		this.sugdiv.className='sug';
		this.sugdiv.innerHTML='';
		this.sugdiv.onscroll=OnSugScroll;
		var bs=document.getElementsByTagName('BODY');
		bs[0].appendChild(this.sugdiv);
	}
	this.focusBySelect = false;
}
function OnSugScroll(){
	if(gsug.currInputObj==null){return;}
	gsug.focusBySelect=true;
	gsug.currInputObj.focus();
}
function OnDocClick(e){
	var x,y,t,b,l,r;
	var d;
	if(window.event){
		e=window.event;
		x=e.clientX+document.body.parentNode.scrollLeft;
		y=e.clientY+document.body.parentNode.scrollTop;
	}else{
		x=e.pageX;
		y=e.pageY;
	}
	d=gsug.currInputObj;

	if(!d){document.onclick=gsug.onDocumentClick;return;}
	t=gETop(d);
	l=gELeft(d);
	b=gEBottom(d);
	r=gERight(d);

	if(x>=l && x<r && y>=t && y<b){return;}
	d=gsug.sugdiv;
	t=gETop(d);
	l=gELeft(d);
	b=gEBottom(d);
	r=gERight(d);

	if(x>=l && x<r && y>=t && y<b){return;}

gsug.hide();

//	gsug.select();
}
var global_focus_flag=false;
var inString ='汉字、拼音';
function OnInputFocus(){
	global_focus_flag = true;
	gsug.currInputObj = this;
	gsug.prevInputValue = null;
	if(this.value == inString) {
		this.value= '';
	}
	this.style.color = '';
	if(gsug.focusBySelect){
		gsug.focusBySelect=false;
		return;
	}
	gsug.focusBySelect=false;
	InputChecking();
}
function OnInputBlur(){
	gsug.select();
	return;
}
function InputChecking(){
	if(gsug.currInputObj == null){return;}
	var v=gsug.currInputObj.value;
	if(gsug.prevInputValue==null || gsug.prevInputValue!=v){
		gsug.update(v);
	}
	//	setTimeout("InputChecking()", 10);
}

function OnInputKeyDown(e){
	if(gsug.currInputObj==null){
		gsug.currInputObj = this;
		gsug.prevInputValue = null;
		InputChecking();
	}else{
		setTimeout("InputChecking()", 10);
	}
	var bCtrlDown=0;
	if(!e && window.event){
		e=window.event;
	}
	if(window.event){
		bCtrlDown=e.ctrlKey;
	}else{
		bCtrlDown=(e.modifiers & Event.CONTROL_MASK) > 0;
	}
	if(bCtrlDown){
		return true;
	}
	var kc=e.keyCode;
	if(isCtrlKey(kc)){
		return true;
	}
	return (InputRealKeyDown(kc));
}
function InputRealKeyDown(kc) {
	global_focus_flag = false;
	if(isUpDownKey(kc)){
		if(kc==38){// up
			gsug.move(1,0);
		}else if(kc==40){//down
			gsug.move(1,1);
		}else if(kc==33){//pageup
			gsug.move(0,0);
		}else if(kc==34){//pagedown
			gsug.move(0,1);
		}
		return false;
	}else if(kc==13){//enter
		gsug.select();
		return false;
	}else if(kc==9){//tab
		gsug.select();
		return true;
	}else if(kc==27){//esc
		gsug.hide();
		return true;
	}
	return true;
}
apsug.prototype.select = function() {
	if(this.sugdiv.style.display=='none'){return false;}
	if(this.showfocus>=0 && this.showarr!=null && this.showfocus<this.showarr.length && this.currInputObj!=null){
		var i=this.showarr[this.showfocus];
		this.currInputObj.value=apdata[i][1];
		this.focusBySelect=true;
		this.currInputObj.focus();
		if(window.event){
			var r=this.currInputObj.createTextRange();
			r.move("character", r.text.length);
			r.select();
		}else{
			var v=apdata[i][1].length;
			this.currInputObj.setSelectionRange(v, v);
		}
	}
	this.hide();
	//this.currInputObj=null;
}
apsug.prototype.highlight = function(idx) {
	if(this.sugdiv.style.display=='none'){return false;}
	if(idx==this.showfocus){return true;}
	var i;
	var ls = this.sugdiv.getElementsByTagName('LI');
	if(this.showfocus>=0&&this.showfocus<ls.length){
		ls[this.showfocus].className='';
	}
	if(idx>=0&&this.showfocus<ls.length){
		ls[idx].className='hover';
	}
	this.showfocus=idx;
}
apsug.prototype.move = function(m,n){
	var a=this.showfocus;
	if(m==1&&n==0){
		a--;
	}else if(m==1&&n==1){
		a++;
	}else if(m==0&&n==0){
		a-=5;
	}else if(m==0&&n==1){
		a+=5;
	}
	if(a<0){
		a=0;
	}else if(a>=this.showarr.length){
		a=this.showarr.length-1;
	}
	var i,j,k;
	i=(this.sugdiv.scrollTop)/20;
	if(a<=i){
		this.sugdiv.scrollTop=a*20;
	}else if(a>=i+10){
		this.sugdiv.scrollTop=(a-9)*20;
	}
	this.highlight(a);
}
apsug.prototype.hide = function(v) {
	if(this.sugdiv.style.display!='none'){
		this.sugdiv.style.display='none';
		document.onclick=this.onDocumentClick;
	}
}

apsug.prototype.update = function(v) {
	this.prevInputValue = v;
	v=v.toLowerCase();
	this.showfocus = -1;
	if(this.showarr==null){
		this.showarr = new Array();
	}else{
		this.showarr.length = 0;
	}
	var i,j,s;
	if(v.length==0){//all
		for(i=0;i<topcityArray_GL.length;i++){
			for(j=0;j<apdata.length;j++){
				if(topcityArray_GL[i][0]==apdata[j][0]){
					this.showarr[this.showarr.length]=j;
				}
			}
		}
	}else{
		for(i=0;i<apdata.length;i++){
			for(j=1;j<apdata[i].length;j++){
				if(apdata[i][j].toLowerCase().indexOf(v) == 0){
					this.showarr[this.showarr.length]=i;
					break;
				}
			}
		}
	}

	if(this.showarr.length<=0||(this.showarr.length==1&&v==apdata[this.showarr[0]][1])){
		this.hide();
		return;
	}
	if(global_focus_flag){
		if(v.length!=0){
			return;
		}
	}
	
	this.sugdiv.style.top=gEBottom(this.currInputObj)+5+"px";
	this.sugdiv.style.left=gELeft(this.currInputObj)+"px";
	this.sugdiv.style.width=200;          //this.currInputObj.offsetWidth*2;
	s='<ul style="padding:5px 5px 2px 5px">';
	
	for(i=0;i<this.showarr.length;i++){
		s+='<li'+(i==0?' class="hover"':'')+' onmousemove="gsug.highlight('+i+')" onclick="OnSugClick();"><div style="width:59%;float:left">'+apdata[this.showarr[i]][2]+'</div><div style="width:41%;float:left;text-align:right">'+apdata[this.showarr[i]][1]+'</div></li>';
	}
	s+='</ul>';
	this.sugdiv.innerHTML=s;
	this.showfocus=0;
	this.sugdiv.scrollTop = 0;
	this.sugdiv.style.display='';
	this.onDocumentClick=document.onclick;
	document.onclick=OnDocClick;
}
function OnSugClick(){
	gsug.select();
}
function onUrl(From,to){
var i,From_v,to_v,be_f;
	var be_f1 = false;
	var be_f2 = false;
	var flag = false;
	for(i=0;i<apdata.length;i++){
		if(From==inString || to ==inString){
			flag = true;
		}
		if(apdata[i][1]==From){
			From_v = apdata[i][0];
			be_f1 = true;
		}
		if(apdata[i][1]==to){
			to_v = apdata[i][0];
			be_f2 = true;
		}
		if (be_f1 && be_f2) break;
	}
	if((!be_f1 || !be_f2)&&!flag){
		alert ("请输入正确的城市名!");return false;
	}	
	else if(From == to&&!flag) { alert("起始城市和到达城市重复！");return false;}
	if(From_v!=''){document.QueryForm.startCity.value = From_v;}else document.QueryForm.startCity.value = "";
	if(to_v!=''){document.QueryForm.endCity.value = to_v;}else document.QueryForm.endCity.value = "";
	return true;
}
function on_load_url(){

	var i,f_v,t_v;
	var result;
	for(i=0;i<apdata.length;i++){
		if(apdata[i][0]==st_city){
			f_v = apdata[i][1];
		}
		 if(apdata[i][0]==en_city){
			t_v = apdata[i][1];
		}
		
	}
	result = new Array(f_v,t_v);
	return result;
} 
function getSanCode(str){
    var code;
	for(i=0;i<apdata.length;i++){
		if(apdata[i][1]==str){
			code = apdata[i][0];
			break;
		}
	}
	return code;
}
function on_load_url_index(){
	document.QueryForm.startCityValue.value = inString;
	document.QueryForm.endCityValue.value = inString;
	document.internationalForm.orgCityValue.value = inString;
	//document.hotelQueryForm.hotelCity.value = inString;
	
	document.QueryForm.startCityValue.style.color="#CCC";
	document.QueryForm.endCityValue.style.color="#CCC";
	document.internationalForm.orgCityValue.style.color = "#CCC";
	//document.hotelQueryForm.hotelCity.style.color="#CCC";
}