var province="安徽,北京,广东,广西,海南,河南,湖北,湖南,江苏,江西,辽宁,山东,上海,四川,天津,云南,浙江,重庆";
var country="中国";
var city="合肥;北京;东莞,佛山,广州,清远,深圳;南宁;海口;郑州;武汉;长沙;南京;南昌;大连;济南;上海;成都;天津;昆明;杭州;重庆";
var district="包河,长丰县,东市,肥东县,肥西县,高新,郊区,经济,庐阳,蜀山,西市,新站,瑶海,政务,中市;朝阳;茶山,长安,常平,大朗,大岭山,道滘,东城,东坑,凤岗,高埗,横沥,洪梅,厚街,虎门,黄江,寮步,麻涌,南城,企石,桥头,清溪,沙田,石碣,石龙,石排,塘厦,莞城,万江,望牛墩,谢岗,樟木头,中堂;禅城,高明,南海,三水,顺德;白云,从化,番禺,海珠,花都,黄埔,荔湾,萝岗,南沙,天河,越秀,增城;--;宝安,福田,龙岗,罗湖,南山,盐田;江南,良庆,青秀,武鸣,西乡塘,兴宁,邕宁;龙华,美兰,其他,琼山,三亚市,新华,秀英,振东;二七,高新区,管城,惠济,金水,经济技术开发,上街,郑东新,中原;蔡甸,东西湖,汉南,汉阳,洪山,黄陂,江岸,江汉,江夏,硚口,青山,武昌,新洲;芙蓉,经济开发,开福,天心,雨花,岳麓;白下,高淳县,鼓楼,建邺,江宁,溧水县,六合,浦口,栖霞,秦淮,下关,玄武,雨花台;安义,东湖,红谷滩,进贤,南昌县,青山湖,青云谱,湾里,西湖,新建;甘井子,金州,旅顺口,普兰店市,沙河口,瓦房店市,西岗,中山,庄河县;长清区,槐荫,历城,历下,市中,天桥,章丘;成华,高新,金牛,金堂县,锦江,龙泉驿,青白江,青羊,温江,武侯,新都;宝坻,北辰,大港,东丽,汉沽,和平,河北,河东,河西,红桥,蓟县,津南,静海县,南开,宁河县,市区,塘沽,武清,西青;东川,官渡,盘龙,五华,西山;滨江,富阳县,拱墅,江干,上城,桐庐县,西湖,下城,萧山县;巴南,北碚,长寿,大渡口,涪陵,合川市,江北,江津市,九龙坡,南岸,南川市,黔江,沙坪坝,双桥,万盛,万州,永川市,渝北,渝中";
//联动下拉框

function page_load(stringItem,selItem)
{

	var itemArray = stringItem.split(";");
	var itemCount = itemArray.length
	for(i=0;i<itemCount;i++)
	{
		var subItemArray=itemArray[i].split(",");
		var subItemCount = subItemArray.length;
		for(j=0;j<subItemCount;j++)
		{
			var opt=document.createElement("OPTION");
			opt.text = subItemArray[j];
			opt.value =subItemArray[j];
			selItem.add(opt);
		}
	}
	selItem .fireEvent("onchange");
}


function selectOnchange(mainitem,subitem,mainCategory,subCategory)
{
	
	var index=0;
	subitem.length=0;
	if(mainitem.selectedIndex ==-1 && mainitem.options.length>0)
	{
		mainitem.selectedIndex=0;
	}
	 if(mainitem.selectedIndex >=0)
	 {
		mainItemValue = mainitem.options[mainitem.selectedIndex].value;
	}
	var mainCategoryArray = mainCategory.split(";");
	for(i=0;i<mainCategoryArray.length;i++)
	{
		var mainSubCategoryArray= mainCategoryArray[i].split(",");
		
		var isFound = false;
		for(j=0;j<mainSubCategoryArray.length;j++)
		{
			if(mainSubCategoryArray[j]!=mainItemValue)
			{
			
				index++
			}
			else
			{
				
				isFound = true;
				break;
			}
			
		}
		
		if(isFound)
			break;
	}


	var subCategoryItems = subCategory.split(";");
	
	
	var selcategory = subCategoryItems[index];
	if(selcategory==undefined)
	{
		
		
		 var optEmpty=document.createElement("OPTION");
		 optEmpty.text ="区域";
		 optEmpty.value ="";
		subitem.add(optEmpty);
		 optEmpty.selected =true;
		return; 
	}
	var items = selcategory.split(",");
	
	var itemCount= items.length;
	if  ( itemCount > 0 ) 
	{
	  
	    var optEmpty=document.createElement("OPTION");
	    if(subitem.name.indexOf("District")>0)
			optEmpty.text ="区域";
	    else
			optEmpty.text ="";
		optEmpty.value ="";
		subitem.add(optEmpty);
		optEmpty.selected =true;
	} 

	
	
	for(i=0;i<itemCount;i++)
	{
		var opt=document.createElement("OPTION");
		opt.text = items[i];
		opt.value =items[i];
		subitem.add(opt);
	}
	

	

	
	subitem.fireEvent("onchange");
	
}