var groups = document.myform2.ClassID.options.length;
var group = new Array(groups);
for (i=0; i<groups; i++)
{
    group[i] = new Array();
}

group[0][0]=new Option("选择房型","");


group[1][0]=new Option("商铺","1");
group[1][1]=new Option("住宅","2");
group[1][2]=new Option("写字楼","3");
group[1][3]=new Option("酒店公寓","4");
group[1][4]=new Option("厂房","8");

//group[2][0]=new Option("选择房型","");
group[2][0]=new Option("商铺","1");
group[2][1]=new Option("住宅","2");
group[2][2]=new Option("写字楼","3");
group[2][3]=new Option("厂房","8");

//group[3][0]=new Option("选择车型","");
group[3][0]=new Option("出租车","5");
group[3][1]=new Option("私家车","6");
group[3][2]=new Option("货车","7");
group[3][3]=new Option("婚车","9");

var temp = document.myform2.ZuJin;

function redirect(x,a)
{	
	document.getElementById("price1").style.display = "none";
	document.getElementById("price2").style.display = "none";
	document.getElementById("price3").style.display = "none";
	document.getElementById("price"+x+"").style.display = "block";
	if (x == "3")
    {
        document.myform2.Content.value = "请输入车辆品牌";
        document.getElementById("JiShi").style.display = "none";

    }
    if (x != "3")
    {
        document.myform2.Content.value = "请输入房屋地址关键字";
        document.getElementById("JiShi").style.display = "block";
    }
    for (m=temp.options.length-1; m>0; m--)
    {
        temp.options[m] = null;
    }
    for (i=0; i<group[x].length; i++)
    {
        temp.options[i] = new Option(group[x][i].text,group[x][i].value);
		if(group[x][i].value==a)temp.options[i].selected = true;
    }
    
	//document.myform2.AreaID.options[0].selected = true;
}



function CheckUser()
{
    var frm = document.myform1;
    if (frm.username.value == "")
    {
        alert('用户名不能为空！');
        frm.username.focus();
        return false;
    }
    if (frm.password.value == "")
    {
        alert('密码不能为空！');
        frm.password.focus();
        return false;
    }
    frm.submit();
}

function Search()
{
    var frm = document.myform2;
    if (frm.ClassID.value == "")
    {
        alert('请选择信息类型！');
        frm.ClassID.focus();
        return false;
    }
    /*if (frm.ClassID.value != "3")
    {
        if (frm.ZuJin.value == "")
        {
            alert('请选择价格！');
            frm.ZuJin.focus();
            return false;
        }
    }*/
    frm.submit();
}