function shownotyre() 
{
	document.getElementById("notyretxt").style.display = "block";
	document.getElementById("notyreform").style.display = "inline";
}

function shownocar() 
{
	document.getElementById("nocarform").style.display = "inline";
}

function hiddennocar() 
{
	document.getElementById("nocarform").style.display = "none";
}

function checkparam()
{
	if(document.getElementById("P1").value == '胎面宽度')
	{
		alert("请选择胎面宽度");
		document.getElementById("P1").focus();
		return false;
	}
	if(document.getElementById("P2").value == '扁平比')
	{
		alert("请选择扁平比");
		document.getElementById("P2").focus();
		return false;
	}
	if(document.getElementById("P3").value == '轮毂直径')
	{
		alert("请选择轮毂直径");
		document.getElementById("P3").focus();
		return false;
	}
	if(document.getElementById("cartip").value == '')
	{
		alert("请填写您的车型信息！");
		document.getElementById("cartip").focus();
		return false;
	}
}

function checknocar()
{
	if(document.getElementById("carmodelinfo").value == '')
	{
		alert("请填写车型信息");
		document.getElementById("carmodelinfo").focus();
		return false;
	}
}

//无刷新投票
var oBao;
//创建组件
function createobj() {
 if (window.ActiveXObject) {
         oBao=new ActiveXObject("Microsoft.XMLHTTP");
     }
     else if (window.XMLHttpRequest) {
         oBao=new XMLHttpRequest();
     }
}
//发送请求
function Start(code,carmodel)
{
	createobj();
	var my_url="/process/getvalue.asp?code="+escape(code)+"&carmode="+carmodel;
	oBao.open("get",my_url,true);
	oBao.onreadystatechange = setvalue;
	oBao.send(null);
	if(document.getElementById("CarBrand2").value>0)
	{
		document.getElementById("CarModelli").style.display = "block";
	}
	else
	{
		document.getElementById("CarModelli").style.display = "none";
		document.getElementById("CarDetialli").style.display = "none";
	}
}
//处理返回结果
function setvalue()
{
	if(oBao.readyState==4)
	{
		if(oBao.status==200)
		{
			var temp = oBao.responseText.split("^");
			var carmodel = temp[1];
			var strResult = temp[0];
			var adds=strResult.split("|");
			var a=document.getElementById(carmodel);
			a.length = 0;
			a.options[a.length] = new Option("请选择汽车型号",0);
			for(var i=0;i<adds.length-1;i=i+2)
			{
				var xValue=adds[i];
                var xText=adds[i+1];
                var option=new Option(xText,xValue);
				a.options[a.length] = option;
				if(xValue==document.getElementById("NowCarModelID").value)
				{
					a.options[i/2+1].selected=true;
				}
			}
		}
	}
}

//无刷新投票
var oBao2;
//创建组件
function createobj2() {
 if (window.ActiveXObject) {
         oBao2=new ActiveXObject("Microsoft.XMLHTTP");
     }
     else if (window.XMLHttpRequest) {
         oBao2=new XMLHttpRequest();
     }
}
//发送请求
function Start2(code)
{
	createobj2();
	var my_url="/process/getvalue2.asp?code="+escape(code);
	oBao2.open("get",my_url,true);
	oBao2.onreadystatechange = setvalue2;
	oBao2.send(null);
	if(document.getElementById("CarModel2").value>0)
	{
		document.getElementById("CarDetialli").style.display = "block";
		document.getElementById("ptitle").style.color = "#333333";
	}
	else
	{
		document.getElementById("CarDetialli").style.display = "none";
	}
	Start3(code);
}
//处理返回结果
function setvalue2()
{
	if(oBao2.readyState==4)
	{
		if(oBao2.status==200)
		{
			var strResult = oBao2.responseText;
			var adds=strResult.split("|");
			var a=document.getElementById("CarDetial");
			a.length = 0;
			var b=document.getElementById("CarDetialID");
			b.length = 0;
			for(var i=0;i<adds.length-1;i=i+3)
			{
				var xValue=adds[i+1];
                var xText=adds[i+2];
				var CarDID=adds[i];
                var option=new Option(xText,xValue);
                var option2=new Option(xText,CarDID);
				a.options[a.length] = option;
				b.options[b.length] = option2;
				if(CarDID==document.getElementById("NowCarDetialID").value)
				{
					a.options[i/3].selected=true;
					b.options[i/3].selected=true;
				}
			}
			changeparam1();
		}
	}
}