var bigClass; 
var smallClass;
var isnull;
var smallNullValue;
var bclass=new Array(
new Array('1000','杭州'),
new Array('1001','宁波'),
new Array('1002','绍兴'),
new Array('1003','温州'),
new Array('1004','金华'),
new Array('1005','湖州'),
new Array('1006','嘉兴'),
new Array('1007','衢州'),
new Array('1008','台州'),
new Array('1009','丽水'),
new Array('1011','舟山'),
new Array('1010','其他地区')
);

var sclass=new Array( 
new Array('1','上城','1000'),
new Array('2','下城','1000'),
new Array('3','西湖','1000'),
new Array('4','拱墅','1000'),
new Array('5','江干','1000'),
new Array('6','滨江','1000'),
new Array('7','萧山','1000'),
new Array('8','余杭','1000'),
new Array('9','下沙','1000'),
new Array('10','富阳','1000'),
new Array('12','淳安','1000'),
new Array('13','桐庐','1000'),
new Array('14','临安','1000'),
new Array('15','海曙区','1001'),
new Array('11','其他','1000'),
new Array('16','江东区','1001'),
new Array('17','江北区','1001'),
new Array('18','北仑区','1001'),
new Array('19','镇海区','1001'),
new Array('20','鄞州区','1001'),
new Array('21','余姚市','1001'),
new Array('22','慈溪市','1001'),
new Array('23','奉化市','1001'),
new Array('24','象山县','1001'),
new Array('25','宁海县','1001'),
new Array('26','绍兴','1002'),
new Array('27','温州','1003'),
new Array('28','金华','1004'),
new Array('29','湖州','1005'),
new Array('30','嘉兴','1006'),
new Array('31','衢州','1007'),
new Array('32','台州','1008'),
new Array('33','丽水','1009'),
new Array('34','其他','1010'),
new Array('35','舟山','1011'),
new Array('36','义乌','1004'),
new Array('37','德清','1005'),
new Array('38','浦江','1004'),
new Array('39','嘉善','1006'),
new Array('40','桐乡','1006'),
new Array('41','安吉','1005'),
new Array('42','平湖','1006'),
new Array('43','南湖','1006'),
new Array('44','海盐','1006'),
new Array('45','王店','1006'),
new Array('46','秀洲区','1006'),
new Array('47','经济开发区','1006')
); 


function Fillbclass(selbclass,bigNullValue) 
{ 
var i;
var count;
	count=0;
	if(isnull==1)
	{
		selbclass.options[0]=new Option("选择城市",""); 
		count=1;
	}
	for(i=0;i<bclass.length;i++) 
	{ 
		selbclass.options[count]=new Option(bclass[i][1],bclass[i][0]); 
		count++;
	} 
	selbclass.options[0].selected=true; 
} 

function Fillsclass(selsmall,bclassCode,smallNullValue) 
{ 
var i;
var count;
	selsmall.options.length=0;
	count=0;
	if(isnull==1)
	{
		selsmall.options[0]=new Option("选择区域",""); 
		count=1;
	}	
	for(i=0;i<sclass.length;i++) 
	{ 
		if(sclass[i][2]==bclassCode) 
		{ 
			selsmall.options[count]=new Option(sclass[i][1],sclass[i][0]); 
			count++;
		} 
	} 
	//selsmall.options[0].selected=true; 
} 

function bclass_onchange(selObj) 
{ 
	try{
		if(selObj==formSearch.cityId){
			Fillsclass(formSearch.areaId,formSearch.cityId.value);
		}else if(selObj==formSearch1.cityId){
			Fillsclass(formSearch1.areaId,formSearch1.cityId.value);
		}else{
			Fillsclass(smallClass,bigClass.value); 
		}
	}  
	catch(e){Fillsclass(smallClass,bigClass.value);}  
} 

function InitCitySelect(selbclass,selsclass,selisnull,isDefaultValue,bigValue,smallValue,bigNullValue,sNullValue) 
{  
	isnull=selisnull;
	bigClass=selbclass; 
	smallClass=selsclass; 
	smallNullValue=sNullValue;
	selbclass.onchange=Function("bclass_onchange(this);"); //绑定大类列表改变时触发的事件函数
	Fillbclass(selbclass,bigNullValue); //填充大类列表
	if(isDefaultValue==1)selbclass.value=bigValue;	//大类初始值
	bclass_onchange(selbclass);
	if(isDefaultValue==1)selsclass.value=smallValue;	//小类初始值
} 
//参数说明
//selbclass 大类列表名
//selsclass 小类列表名
//selisnull selisnull=1 大类有空选项
//isDefaultValue 是否有初始值isDefaultValue=1 有初始值
//bigValue  大类初始值
//smallValue  小类初始值
//bigNullValue  大类为空的显示说明
//smallNullValue 小类为空的显示说明