function show(x,y){
document.getElementById(x).src="/images/yt/"+x+y+".jpg";
document.getElementById(x).style.cursor="hand"
if(y==2&&x=="") document.getElementById(x).src="/images/yt/"+x+y+".jpg";
}

function createXMLHttpRequest(){
		try{
		    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
		 try{
		    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		 } catch (E) {
		    xmlHttp=false;
		 }
		}
		if (!xmlHttp&& typeof XMLHttpRequest!='undefined'){
		        try{
		                xmlHttp= new XMLHttpRequest();
		        } catch (e) {
		                xmlHttp=false;
		        }
		}
		if (!xmlHttp&& window.createRequest){
		        try {
		                xmlHttp= window.createRequest();
		        } catch (e) {
		                xmlHttp=false;
		        }
		}
		return xmlHttp;
}

function startRequest(ooo){
  createXMLHttpRequest();
  url='/common/search_var.php?usertype='+ooo.options[ooo.selectedIndex].value+"&"+new Date().getTime();
  var QueryString="";
  xmlHttp.open("POST",url+"&timeStamp="+new Date().getTime(),true);
  xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
  xmlHttp.onreadystatechange=handleStateChange;
  xmlHttp.send(QueryString);
}


function handleStateChange(){
  if(xmlHttp.readyState==4){
    if(xmlHttp.status==200){
	     var results=xmlHttp.responseXML;
	     var n=results.getElementsByTagName("note");
	     var oo = document.f1.s_type
	     with(oo)
	     {
		    oo.options.length=0;
		    if(results.getElementsByTagName("qxz").item(0).firstChild.nodeValue==""){
		    document.getElementById("stypeid").style.display="none"
		    }else{
		    document.getElementById("stypeid").style.display=""
		    oo.options.add(new Option(results.getElementsByTagName("qxz").item(0).firstChild.nodeValue,'0'))
		    }
		    for(var i=0;i<n.length-1;i++){
		        oo.options.add(new Option(n[i].getElementsByTagName("sstype").item(0).firstChild.nodeValue))
		    }
		    document.f1.action=results.getElementsByTagName("actionurl").item(0).firstChild.nodeValue
		    document.f1.ytype.value=results.getElementsByTagName("ytype").item(0).firstChild.nodeValue
		 }
		}
  }
}


function nnonld(x){
    if(!document.getElementById("anq_qb")) return false;
	document.getElementById("anq_qb").style.backgroundImage="url(/images/index2/blue/qb_2.gif)";
	if(x=='1'){
	cancl("sc")
	selectu(x);
	return false
	}
	if(x=='2'||x=='11'||x=="5"){
	cancl("sw")
	
	selectu(x);
	return false
	}	
	if(x=='13'||x=='28'){
	cancl("qt")
	selectu(x);
	return false
	}
	if(x=='4'){
	selectu(x);
	cancl("sg")
	return false
	}
	cancl("qb")
	document.getElementById("anq_qb").style.backgroundImage="url(/images/index2/blue/qb_1.gif)";
}

function cancl(oo){
	//document.getElementById(oo).setAttribute("onmouseout",function(){return false});
	var lists=Array("qb","sc","sw","sg","qt");
	//var linkStyle=document.createStyleSheet();
	if(!document.getElementById("d5")) return false
				try
			    {
			    	document.getElementById("d5").styleSheet.cssText="";
			    }catch(ex)
			    {
			        document.getElementById("d5").innerHTML="";
			    }	
	for(i=0;i<5;i++){
		if(oo!=lists[i]){
		//linkStyle.cssText="#anq_"+lists[i]+" a{width:76px; height:26px; display:block; background:url(/images/index2/blue/"+lists[i]+"_2.gif) center no-repeat;}\r\n";
		//document.getElementById("anq_"+lists[i]).cssText=" a{background:url(/images/index2/blue/"+lists[i]+"_2.gif) center no-repeat;}";
		//document.styleSheets[0].rules("anq_"+lists[i]+" a:hover").cssText="background:url(/images/index2/blue/"+lists[i]+"_2.gif) center no-repeat;"; 
				try
		        {
		            document.getElementById("d5").styleSheet.cssText+="#anq_"+lists[i]+" a{background:url(/images/index2/blue/"+lists[i]+"_2.gif) center no-repeat;}\r\n";//IE支持，FF不支持
		        }
		        catch(ex)
		        {
		            document.getElementById("d5").innerHTML+="#anq_"+lists[i]+" a{background:url(/images/index2/blue/"+lists[i]+"_2.gif) center no-repeat;}\r\n";//IE不支持，FF支持
		        }
		}else{
		//linkStyle.cssText="#anq_"+oo+" a{width:76px; height:26px; display:block; background:url(/images/index2/blue/"+oo+"_1.gif) center no-repeat;}\r\n";
		//document.getElementById("anq_"+lists[i]).cssText=" a{background:url(/images/index2/blue/"+oo+"_1.gif) center no-repeat;}";
		//document.styleSheets[0].rules("anq_"+lists[i]+" a:hover").cssText="background:url(/images/index2/blue/"+lists[i]+"_1.gif) center no-repeat;"; 
				try
		        {
		            document.getElementById("d5").styleSheet.cssText+="#anq_"+oo+" a{background:url(/images/index2/blue/"+oo+"_1.gif) center no-repeat;}\r\n";//IE支持，FF不支持
		        }
		        catch(ex)
		        {
		            document.getElementById("d5").innerHTML+="#anq_"+oo+" a{background:url(/images/index2/blue/"+oo+"_1.gif) center no-repeat;}\r\n";//IE不支持，FF支持
		        }
		}
	}
}

function selectu(x){
	oo=document.getElementById("usertype");
	if(oo){
	for(i=0;i<oo.length;i++){
		if(oo.options[i].value==x){
		oo.options[i].selected=true;
		}
	}
	startRequest(oo)
	}

}

nnonld("");