function LFormCheck()
    {
    if(document.getElementById('q').value =="")
    {
    document.getElementById('q').focus();
    return false;
    }
    if(document.getElementById('q1')!=null&&document.getElementById('q1').value =="")
    {
    document.getElementById('q1').focus();
    return false;
    }
return true;
    }
    
      function formonclick(k)
	{
		var aa="onKeyup=suggest.display(this,event);";
		switch (k)
		{
	case "3":
	document.getElementById('d').innerHTML=iinput("13","q",""+aa+"")+" - "+iinput("13","q1",""+aa+"")+" <input type=submit value=换乘查询>";
	break;
	case "2":
	document.getElementById('d').innerHTML=iinput("20","q",""+aa+"")+" <input type=submit value=站点查询>";
	break;
	case "1":
	document.getElementById('d').innerHTML=iinput("20","q","")+" <input type=submit value=线路查询>";		
	break;
		}
	}
	function iinput(s,n,aa)
	{
		return "<input id="+n+" maxlength=100 size="+s+" name="+n+" "+aa+">";		
	}
function jc(xian,di,rq,f){
	var xian,di,rq,f;
	var ma='';
	if(di=="nanjing"&&f){ma="<h4><a href=http://nanjing.8684.cn/m_"+f+"/ target=_blank>南京公交"+xian+"电子地图测试版</a></h4>";}
return(ma+"<p><a href=http://"+di+".8684.cn/t/tc.php?tc="+xian+" target=_blank><font color=#ff0000>如果你发现<strong>"+xian+"</strong>有错误,请给出准确的数据,大家来共同维护数据!</font></a>,此条线路最后更新日期为"+rq+"!</p>");
}

function hc(k,fa,ff,z)
{
   var ss,tt,map,gg;
   ss = fa.split("|");
   tt = ff.split("|||");
	if(cid==1)
	{
		map=' <a href="http://nanjing.8684.cn/map.php?f='+ss[0]+'&z='+ss[1]+'&z1='+ss[2]+'&z2='+ss[3]+'&k='+tt.length+'" target=_blank><span id=xa>查看换乘地图</span></a>';
	}
	else{map='';}
   if(tt.length==2)
   {
   	if(ss[1]==ss[2])
   	{
       gg="<p>"+ss[0]+"<span id=o>坐</span>"+l(tt[0])+"<span id=o>在</span>"+ss[1]+"<span id=o>换乘</span>"+l(tt[1])+"<span id=o>到</span>"+ss[3]+"</p>";
   	}
   	else
   	{
   	   gg="<p>"+ss[0]+"<span id=o>坐</span>"+l(tt[0])+"<span id=o>在</span>"+ss[1]+"<span id=o>下车，在</span>"+ss[2]+"<span id=o>换乘</span>"+l(tt[1])+"<span id=o>到</span>"+ss[3]+"</p>";
   	}
   }
   else
   {
   	var gg1='';gg2='';
   	if(ss[1]!=ss[2])
   	{
       gg1="<span id=o>在</span>"+ss[1]+"<span id=o>下车，</span>";
   	}
   	if(ss[3]!=ss[4])
   	{
       gg2="<span id=o>在</span>"+ss[3]+"<span id=o>下车，</span>";
   	}
   	gg="<p>"+ss[0]+"<span id=o>坐</span>"+l(tt[0])+gg1+"<span id=o>在</span>"+ss[2]+"<span id=o>换乘</span>"+l(tt[1])+gg2+"<span id=o>到</span>"+ss[4]+"<span id=o>再换乘</span>"+l(tt[2])+"<span id=o>到</span>"+ss[5]+"</p>";
   }
return('<h3>第 '+k+' 种方案(共约'+z+'站) <span id=xa onClick=\"x(\''+ss[0]+'\',\''+ss[1]+'\',\''+ss[2]+'\',\''+ss[3]+'\',\''+ss[4]+'\',\''+ss[5]+'\',\''+k+'\',\''+tt.length+'\')\">详细线路</span>'+map+'</h3>'+gg+'<div id=k'+k+'></div>');	
}

function zd(k,fa,d,h)
{
return ('<p>'+fa+'<span id=o>坐</span>'+l(h)+'<span id=o>到</span>'+d+' <span id=xa onClick=\"x(\''+fa+'\',\''+d+'\',\'\',\'\',\''+k+'\',1)\">详细线路</span></p><div id=k'+k+'></div>');    	
}

function zc(k)
{
	switch(k)
	{
		case 1:
		return ('<h4>直达线路有:</h4>');
		break;
		case 2:
		return ('<h4>因为没有直达的乘车方案，所以现给出需转一次车的乘车方案</h4>');
		break;
		case 3:
		return ('<h4>没有直达和转一次车的乘车方案，只有转两次车的乘车方案</h4>');
		break;
		case 4:
		return ('<h4>没有换乘方案,也许是以下原因的中一个:</h4><li>您要查询的路线要转三次车以上,本站只提供两次转车,如有不便,请见谅!</li><li>没有输入准确的站点名称,你可以从输入提示站点中选取站点来查询</li>');
		break;
	}
}

function x(f,z,z1,z2,z3,z4,k,t)
{
	if(document.getElementById("k"+k).innerHTML!='')
	{
		document.getElementById("k"+k).innerHTML='';
	}
	else
	{
http_request = false;
if(window.XMLHttpRequest) {
http_request = new XMLHttpRequest();
if (http_request.overrideMimeType) {
http_request.overrideMimeType('text/xml');
}
}
else if (window.ActiveXObject) {
try {
http_request = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
http_request = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e) {}
}
}
if (!http_request) {
window.alert("不能创建XMLHttpRequest对象实例.");
return false;
}
url1="city2.php?f="+f+"&z="+z+"&z1="+z1+"&z2="+z2+"&z3="+z3+"&z4="+z4+"&k="+t+"&cid="+cid;
http_request.onreadystatechange = function () {
if (http_request.readyState == 4) {
if (http_request.status == 200) {
document.getElementById("k"+k).innerHTML=http_request.responseText;
} else {
alert("您所请求的页面有异常。");
}
}else {
document.getElementById("k"+k).innerHTML="数据读取中……";
}
}
http_request.open("GET", url1, true);
http_request.send(null);
	}
}

function z()
{
	return "<h3><a href=\""+window.location.href+"&z1=p\">查看一次转车的方案</a></h3>";
}