var intervalId = null;
function slideAd(id,nStayTime,sState,nMaxHth,nMinHth){
  this.stayTime=nStayTime*1000 || 3000;
  this.maxHeigth=nMaxHth || 225;
  this.minHeigth=nMinHth || 1;
  this.state=sState || "down" ;
  var obj = document.getElementById(id);
  if(intervalId != null)window.clearInterval(intervalId);
  function openBox(){
   var h = obj.offsetHeight;
   obj.style.height = ((this.state == "down") ? (h + 2) : (h - 2))+"px";
    if(obj.offsetHeight>this.maxHeigth){
    window.clearInterval(intervalId);
    intervalId=window.setInterval(closeBox,this.stayTime);
    }
    if (obj.offsetHeight<this.minHeigth){
    window.clearInterval(intervalId);
    obj.style.display="none";
    }
  }
  function closeBox(){
   slideAd(id,this.stayTime,"up",nMaxHth,nMinHth);
  }
  intervalId = window.setInterval(openBox,10);
}

function $(elementid) {
	//alert(elementid);
	return document.getElementById(elementid);
}
function trim(str) {
	return (str + '').replace(/(\s+)$/g, '').replace(/^\s+/g, '');
}
function setTab(name,cursel,n){
 for(i=1;i<=n;i++){
  var menu=$(name+i);
  //var con=$("con_"+name+"_"+i);
  menu.className=i==cursel?"niftyActive":"tabNifty";
  //con.style.display=i==cursel?"block":"none";
  //$("channelId").value=this_;
 }
}
//JS版的Server.UrlEncode编码函数
//用法:变量.UrlEncode()
function UrlEncode(str){
	str = str.replace(/[^0-9a-zA-Z]/g,function(sHex)
	{
		window.EnCodeStr = "";
		window.sHex = sHex;
		window.execScript('window.EnCodeStr=Hex(Asc(window.sHex))',"vbscript");
		return window.EnCodeStr.replace(/../g,"%$&");
	});
	return str;
}

function getAction(){
	var areaId;
	var channelId;
	var actPath;
	var keystr
	areaId = $("areaId").value;
	channelId = $("channelId").value;
	keystr = trim($("query").value);
	if (keystr==""){
		alert("请填写搜索关键词！");
		return false;
	}
	keystr= UrlEncode(keystr);
	actPath = ""
	if (isNaN(areaId)){
		areaId = "0";
	}
	if (isNaN(channelId)){
		channelId = "0";
	}
	
	switch(channelId){
		//楼盘
		case "0":
			actPath="/newhousecenter/";
			break;
		//新闻
		case "1":
			actPath="/newscenter/";
			break;
		//租房
		case "2":
			actPath="/secondhouse/";
			break;
		//二手房
		case "3":
			actPath="/secondhouse/";
			break;
		//视频
		case "4":
			actPath="/video_house/";
			break;
	}
	switch(areaId){
		//开封
		case "1":
			 $("everyForm").action = "http://www.kfloushi.com"
			  break;
		//洛阳
		case "2":
			 $("everyForm").action="http://www.ly6s.com"
		   	break;
		//新乡
		case "3":
			 $("everyForm").action="http://www.xxloushi.com"
			  break;
		//平顶山
		case "4":
			 $("everyForm").action="http://www.pdsloushi.com"
			  break;
		//漯河
		case "5":
			 $("everyForm").action="http://www.lhloushi.com"
			  break;
		//南阳
		case "6":
			 $("everyForm").action="http://www.nyloushi.com"
			  break;
		//商丘
		case "7":
			 $("everyForm").action="http://www.sq6s.com"
			  break;
		//许昌
		case "8":
			 $("everyForm").action="http://www.xcloushi.com"
			  break;
		//信阳
		case "9":
			 $("everyForm").action="http://www.xyloushi.com"
			  break;
		//驻马店
		case "10":
			 $("everyForm").action="http://www.zmdls.com"
			  break;
		//濮阳
		case "11":
			 $("everyForm").action="http://www.pyloushi.com"
			  break;
		//安阳
		case "12":
			 $("everyForm").action="http://www.ayloushi.com"
			  break;
		//焦作
		case "13":
			 $("everyForm").action="http://www.jzloushi.com"
			  break;
		//鹤壁
		case "14":
			 $("everyForm").action="http://www.392ls.com"
			  break;
                //济源
		case "15":
			 $("everyForm").action="http://www.jyloushi.com"
			  break;
                //三门峡
		case "16":
			 $("everyForm").action="http://www.smxloushi.com"
			  break;
                //周口
		case "17":
			 $("everyForm").action="http://www.zkloushi.com"
			  break;
		//其他
		default :	
	}
	if (channelId=="2"||channelId=="3")
	{
		$("everyForm").action= $("everyForm").action + actPath ;
	}else{
		$("everyForm").action= $("everyForm").action + actPath + keystr;
	}
	if(areaId=="0"){
			switch(channelId){
			
			//楼盘
			case "0":
				$("everyForm").action= "http://www.henanloushi.com/";
				break;
			//新闻
			case "1":
				$("everyForm").action="http://www.henanloushi.com/";
				break;
			//租房
			case "2":
				$("everyForm").action= "http://www.henanloushi.com/";
				break;
			//售房
			case "3":
				$("everyForm").action= "http://www.henanloushi.com/";
				break;
			//视频
			case "4":
				$("everyForm").action="";
				break;
			}
		
		}
}

function showcitytab(){
		$('selectcity').style.display = $('selectcity').style.display=="none"?"":"none";
}
function showst(){
		$('searchtype').style.display = $('searchtype').style.display=="none"?"":"none";
}
function choosecity(city,no){
		$('selected_city').innerHTML = city;
		$('areaId').value = no;
		$('selectcity').style.display = "none";
}