window.onload = init;

//ie浏览器判断
var isIE = /msie/.test(navigator.userAgent.toLowerCase()); 

//初始化
function init(){
	init_Create_Layer();									//创建层
	if(document.getElementById("hot_pic_container")){
		if(document.getElementById("hot_pic_container").getElementsByTagName("img").length > 16){
			new Marquee("hot_pic_container",0,1,295,416,30,0,0);
		}
	}
}

//初始化搜索input的背景
function init_Search_Input_Text(id){
	if(!id) id = "smi";
	var oInputText = document.getElementById(id+"0");
	oInputText.onfocus = function(){
		this.className = "input_text focus";
	}
	oInputText.onblur = function(){
		this.className = (this.value == "")?"input_text unfocus":"input_text focus";
	}
	if(document.getElementById(id+"1")){
		var oInputText2 = document.getElementById(id+"1");
		oInputText2.onfocus = function(){
			this.className = "input_text focus";
		}
		oInputText2.onblur = function(){
			this.className = (this.value == "")?"input_text unfocus":"input_text focus";
		}
	}
}

//初始化搜索方式选择
function init_Search_Tab(id,s){
	if(!id) id = "search_tab";
	if(!s) s = "";
	var oSearchTab = document.getElementById(id);
	var aLi = oSearchTab.getElementsByTagName("li");
	for (var i = 0; i < aLi.length; i++){
		aLi[i].i = i;
		aLi[i].onclick = function(){
			this.className = "s";
			aLi[(this.i+1)%2].className = "";
			document.getElementById("s"+s+"mi"+this.i).style.display="inline";
			document.getElementById("s"+s+"mi"+(this.i+1)%2).style.display="none";
			document.getElementById("s"+s+"mi"+(this.i+1)%2).value = "";
			$("similar").style.display = "none";
			getResult("s"+s+"mi"+this.i,this.i,1);
		}
	}
}

//创建层
function init_Create_Layer(){
	var arrayPageScroll = getPageScroll();
	var arrayPageSize = getPageSize();

	//创建浮动背景层
	oLayer = document.createElement("div");
	oLayer.style.width = "100%";
	oLayer.style.height = parseInt(document.body.scrollHeight) + "px";
	oLayer.style.backgroundColor = "#000";
	oLayer.style.position = "absolute";
	oLayer.style.top = "0px";
	oLayer.style.left = "0px";
	oLayer.style.filter = "alpha(opacity=30)";
	oLayer.style.opacity = 0.3;
	oLayer.style.display = "none";
    //创建可拖动的浮动层
	oFloat = document.createElement("div");
	oFloat.style.width = "600px";
	oFloat.style.height =  "400px";
	oFloat.style.backgroundColor = "#fff";
	oFloat.style.position = "absolute";
	oFloat.style.top =  (arrayPageScroll[1] + ((arrayPageSize[3] - 440) / 2) + 'px');
	oFloat.style.left = "50%";
	oFloat.style.marginLeft = "-300px";
	oFloat.style.display = "none";
	oFloat.id = "float_layer";
    //将层加入
	document.body.appendChild(oLayer);
	document.body.appendChild(oFloat);
}

//使浮动层可视并添加数据
function show_Layer(areaId,hiddenId){
	var arrayPageScroll = getPageScroll();
	var arrayPageSize = getPageSize();
	var defualt_area = (areaId)?areaId:"search_form_area";
	var defualt_hidden = (hiddenId)?hiddenId:"hidden_value";

	
	oFloat.style.top =  (arrayPageScroll[1] + ((arrayPageSize[3] - 440) / 2) + 'px');

	oLayer.style.display = "block";
	oFloat.style.display = "block";
	//添加数据函数
	init_Search_Area();										//初始化向浮动层中添加数据

	//放置返回值的元素
	oArea = document.getElementById(defualt_area);
	oHidden = document.getElementById(defualt_hidden);

	hidd_Select();
}

//初始化向浮动层中添加数据
function init_Search_Area(){
	var div = [], h = [], a=[], div_tmp = [];
	oFloat.innerHTML = "";
	
	//添加关闭标签
	var oDiv = document.createElement("div");
	oDiv.id = "float_t";
	var oA = document.createElement("a");
	oA.innerHTML = "[ 关闭 ]";
	oA.onclick = function(){
		oLayer.style.display = "none";
		oFloat.style.display = "none";
		show_Select();
		return false;
	}
	oDiv.appendChild(oA);
	oFloat.appendChild(oDiv);
	//内容部分创建
	_mainCity = document.createElement("div");
	var m_h3 = document.createElement("h3"); m_h3.innerHTML = "主要城市：";
	_mainCity.appendChild(m_h3);

	_allProvince = document.createElement("div");
	var a_h3 = document.createElement("h3"); a_h3.innerHTML = "所有省份：";
	_allProvince.appendChild(a_h3);
	 
	 _floatHidden = document.createElement("div");

	 _mainCity.id = "main_city";
	 _allProvince.id = "all_province";
	 _floatHidden.id = "float_hidden";

	 oFloat.appendChild(_mainCity); 
	 oFloat.appendChild(_allProvince);
	 oFloat.appendChild(_floatHidden);
	
	//主要城市部分创建
	for (var i = 0 ; i < maincity.length ;i++){
		div[i] = document.createElement("div");
		div_tmp[i] = document.createElement("div");
		div_tmp[i].className = "city_container";
		_mainCity.appendChild(div[i]);
		h[i] = document.createElement("h4");
		div[i].appendChild(h[i]);
		h[i].innerHTML = maincity[i][0];

		for (var j=0 ; j < maincity[i][1].length ; j++){
			a[j] = document.createElement("a");
			a[j].innerHTML = ja[maincity[i][1][j]];
			a[j].className = maincity[i][1][j];
			a[j].onclick = function(){
				oArea.value = this.innerHTML;
				oHidden.value = this.className;
				oLayer.style.display = "none";
				oFloat.style.display = "none";
				show_Select();
				return false;
			}
			div_tmp[i].appendChild(a[j]);
		}
		div[i].appendChild(div_tmp[i]);
	}
	//所有省份创建(不包括其他)
	for (var i=0 ; i < allprov.length - 1; i++){
		div[i] = document.createElement("div");
		div_tmp[i] = document.createElement("div");
		div_tmp[i].className = "city_container";
		_allProvince.appendChild(div[i]);
		h[i] = document.createElement("h4");
		div[i].appendChild(h[i]);
		h[i].innerHTML = allprov[i][0];

		for (var j=0 ; j < allprov[i][1].length ; j++){
			a[j] = document.createElement("a");
			a[j].innerHTML = ja[allprov[i][1][j]];
			a[j].className = allprov[i][1][j];
			a[j].onclick = function(){
				show_hidden_layer(this.className);
			}

			div_tmp[i].appendChild(a[j]);
		}
		div[i].appendChild(div_tmp[i]);
	}
	
	//所有省份check中其他的创建
	div[0] = document.createElement("div");
	_allProvince.appendChild(div[0]);
	h[0] = document.createElement("h4");
	div[0].appendChild(h[0]);
	h[0].innerHTML = allprov[4][0];

	for (var j=0 ; j < allprov[4][1].length ; j++){
		a[j] = document.createElement("a");
		a[j].innerHTML = ja[allprov[4][1][j]];
		a[j].className = allprov[4][1][j];
		a[j].onclick = function(){
			oArea.value = this.innerHTML;
			if(this.className=='4700'){				
				oHidden.value = '';
			}else {
				oHidden.value = this.className;
			}
			oLayer.style.display = "none";
			oFloat.style.display = "none";
			show_Select();
			return false;
		}
		div[0].appendChild(a[j]);
	}
}
//初始化隐藏层数据
function show_hidden_layer(id) {
	_allProvince.style.display = "none";
	_floatHidden.style.display = "block";
	_floatHidden.innerHTML = "";
	var f_h3 = document.createElement("h3");
	f_h3.innerHTML = ja[id];
	_floatHidden.appendChild(f_h3);

	if(id.substr(0,1) != '0')
		var num = parseInt(id);
	else
		var num = parseInt(id.substr(1,4));
	var n;
	var a = [];
	for (var i = num+2; true; i++){
		if(num > 950) 
			n = i.toString();
		else 
			n = '0' + i.toString();
		if(ja[n] == null) break;
		else{
			a[n] = document.createElement("a");
			a[n].innerHTML = ja[n];
			a[n].className = n;
			a[n].onclick = function(){
				oArea.value = this.innerHTML;
				oHidden.value = this.className;
				oLayer.style.display = "none";
				oFloat.style.display = "none";
				show_Select();
				return false;
			}
			_floatHidden.appendChild(a[n]);
		}
	}

	var oA_return = document.createElement("a");
	oA_return.innerHTML = "<strong>[点击返回]</strong>";
	oA_return.onclick = function(){
		_allProvince.style.display = "block";
		_floatHidden.style.display = "none";
		return false;
	}
	_floatHidden.appendChild(oA_return);
}

/*=================================获取浏览器高度=====================================*/
//获取滚动条的高度
function getPageScroll(){
	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){		// Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {																								// all other Explorers
		yScroll = document.body.scrollTop;
	}
	
	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}


//获取页面实际大小
function getPageSize(){ 
    
    var xScroll, yScroll; 
    
    if (window.innerHeight && window.scrollMaxY) {    
        xScroll = document.body.scrollWidth; 
        yScroll = window.innerHeight + window.scrollMaxY; 
    } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac 
        xScroll = document.body.scrollWidth; 
        yScroll = document.body.scrollHeight; 
    } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari 
        xScroll = document.body.offsetWidth; 
        yScroll = document.body.offsetHeight; 
    } 
    
    var windowWidth, windowHeight; 
    if (self.innerHeight) {    // all except Explorer 
        windowWidth = self.innerWidth; 
        windowHeight = self.innerHeight; 
    } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode 
        windowWidth = document.documentElement.clientWidth; 
        windowHeight = document.documentElement.clientHeight; 
    } else if (document.body) { // other Explorers 
        windowWidth = document.body.clientWidth; 
        windowHeight = document.body.clientHeight; 
    }    
    
    // for small pages with total height less then height of the viewport 
    if(yScroll < windowHeight){ 
        pageHeight = windowHeight; 
    } else {  
        pageHeight = yScroll; 
    } 
  
    // for small pages with total width less then width of the viewport 
    if(xScroll < windowWidth){    
        pageWidth = windowWidth; 
    } else { 
        pageWidth = xScroll; 
    } 
  
    arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight)  
    return arrayPageSize; 
}


/*================================= 存储数据部分 =====================================*/
//工作地点键值匹配数组
var ja=[];
ja['1100']='北京市';
ja['1200']='上海市';
ja['1300']='广东省';ja['1302']='广州市';ja['1303']='惠州市';ja['1304']='汕头市';ja['1305']='珠海市';ja['1306']='佛山市';ja['1307']='中山市';ja['1308']='东莞市';ja['1309']='从化市';ja['1310']='韶关市';ja['1311']='江门市';ja['1312']='增城市';ja['1313']='湛江市';ja['1314']='肇庆市';ja['1315']='清远市';ja['1316']='潮州市';ja['1317']='河源市';ja['1318']='揭阳市';ja['1319']='茂名市';ja['1320']='汕尾市';ja['1321']='顺德市';
ja['1400']='深圳市';
ja['1500']='天津市';
ja['1600']='重庆市';
ja['1700']='江苏省';ja['1702']='南京市';ja['1703']='苏州市';ja['1704']='无锡市';ja['1705']='常州市';ja['1706']='昆山市';ja['1707']='常熟市';ja['1708']='扬州市';ja['1709']='南通市';ja['1710']='镇江市';ja['1711']='徐州市';ja['1712']='连云港市';ja['1713']='盐城市';ja['1714']='张家港市';
ja['1800']='浙江省';ja['1802']='杭州市';ja['1803']='宁波市';ja['1804']='温州市';ja['1805']='绍兴市';ja['1806']='金华市';ja['1807']='嘉兴市';ja['1808']='台州市';ja['1809']='湖州市';ja['1810']='丽水市';ja['1811']='舟山市';ja['1812']='衢州市';
ja['1900']='四川省';ja['1902']='成都市';ja['1903']='绵阳市';ja['1904']='乐山市';ja['1905']='泸州市';ja['1906']='德阳市';ja['1907']='宜宾市';ja['1908']='自贡市';ja['1909']='内江市';ja['1910']='攀枝花市';
ja['2000']='海南省';ja['2002']='海口市';ja['2003']='三亚市';
ja['2100']='福建省';ja['2102']='福州市';ja['2103']='厦门市';ja['2104']='泉州市';ja['2105']='漳州市';ja['2106']='莆田市';ja['2107']='三明市';ja['2108']='南平市';ja['2109']='宁德市';ja['2110']='龙岩市';
ja['2200']='山东省';ja['2202']='济南市';ja['2203']='青岛市';ja['2204']='烟台市';ja['2205']='潍坊市';ja['2206']='威海市';ja['2207']='淄博市';ja['2208']='临沂市';ja['2209']='济宁市';ja['2210']='东营市';ja['2211']='泰安市';ja['2212']='日照市';ja['2213']='德州市';
ja['2300']='江西省';ja['2302']='南昌市';ja['2303']='九江市';
ja['2400']='广西';  ja['2402']='南宁市';ja['2403']='桂林市';ja['2404']='柳州市';ja['2405']='北海市';
ja['2500']='安徽省';ja['2502']='合肥市';ja['2503']='芜湖市';ja['2504']='安庆市';ja['2505']='马鞍山市';ja['2506']='蚌埠市';ja['2507']='阜阳市';ja['2508']='铜陵市';ja['2509']='滁州市';ja['2510']='黄山市';ja['2511']='淮南市';ja['2512']='六安市';ja['2513']='巢湖市';ja['2514']='宣城市';ja['2515']='池州市';
ja['2600']='河北省';ja['2602']='石家庄市';ja['2603']='廊坊市';ja['2604']='保定市';ja['2605']='唐山市';ja['2606']='秦皇岛市';
ja['2700']='河南省';ja['2702']='郑州市';ja['2703']='洛阳市';ja['2704']='开封市';
ja['2800']='湖北省';ja['2802']='武汉市';ja['2803']='宜昌市';ja['2804']='黄石市';ja['2805']='襄樊市';ja['2806']='十堰市';ja['2807']='荆州市';ja['2808']='荆门市';ja['2809']='孝感市';ja['2810']='鄂州市';
ja['2900']='湖南省';ja['2902']='长沙市';ja['2903']='株洲市';ja['2904']='湘潭市';ja['2905']='衡阳市';ja['2906']='岳阳市';ja['2907']='常德市';ja['2908']='益阳市';ja['2909']='郴州市';ja['2910']='邵阳市';ja['2911']='怀化市';ja['2912']='娄底市';ja['2913']='永州市';ja['2914']='张家界市';
ja['3000']='陕西省';ja['3002']='西安市';ja['3003']='咸阳市';ja['3004']='宝鸡市';ja['3005']='铜川市';ja['3006']='延安市';
ja['3100']='山西省';ja['3102']='太原市';ja['3103']='运城市';ja['3104']='大同市';ja['3105']='临汾市';
ja['3200']='黑龙江省';ja['3202']='哈尔滨市';ja['3203']='伊春市';ja['3204']='绥化市';ja['3205']='大庆市';ja['3206']='齐齐哈尔市';ja['3207']='牡丹江市';ja['3208']='佳木斯市';
ja['3300']='辽宁省';ja['3302']='沈阳市';ja['3303']='大连市';ja['3304']='鞍山市';ja['3305']='营口市';ja['3306']='抚顺市';ja['3307']='锦州市';ja['3308']='丹东市';ja['3309']='葫芦岛市';ja['3310']='本溪市';ja['3311']='辽阳市';ja['3312']='铁岭市';
ja['3400']='吉林省';ja['3402']='长春市';ja['3403']='吉林市';ja['3404']='辽源市';ja['3405']='通化市';
ja['3500']='云南省';ja['3502']='昆明市';ja['3503']='曲靖市';ja['3504']='玉溪市';ja['3505']='大理市';ja['3506']='丽江市';ja['3507']='蒙自市';ja['3508']='开远市';ja['3509']='个旧市';ja['3510']='红河州';
ja['3600']='贵州省';ja['3602']='贵阳市';ja['3603']='遵义市';
ja['3700']='甘肃省';ja['3702']='兰州市';ja['3703']='金昌市';
ja['3800']='内蒙古';ja['3802']='呼和浩特市';ja['3803']='赤峰市';ja['3804']='包头市';
ja['3900']='宁夏';ja['3902']='银川市';
ja['4000']='西藏';ja['4002']='拉萨市';ja['4003']='日喀则市';
ja['4100']='新疆';ja['4102']='乌鲁木齐市';ja['4103']='克拉玛依市';ja['4104']='喀什地区市';
ja['4200']='青海省';ja['4202']='西宁市';
ja['4300']='香港';
ja['4400']='澳门';
ja['4500']='台湾';
ja['4600']='国外';
ja['4700']='不限';
//主要城市数据字典
var maincity=[['华北-东北',['1100','1500','3303','3302','3402','3202']],['华东 地区',['1200','1702','1703','1802','1803','2502','2102','2202','2203']],['华南-华中',['1302','1400','1308','2802','2902','2702']],['西北-西南',['3002','1902','1600','3502']]];
//所有省份数据字典
var allprov=[['华北-东北',['2600','3100','3800','3300','3400','3200']],['华东 地区',['1700','1800','2500','2100','2300','2200']],['华南-华中',['1300','2400','2000','2700','2800','2900']],['西北-西南',['3000','3700','4200','3900','4100','1900','3600','3500','4000']],['其它',['4300','4400','4500','4600','4700']]];

//普通和高级搜索之间的切换

function $(objId)
{
    return (typeof objId  == "string")?document.getElementById(objId):objId;
}

function change_search() {
	$("search_form").style.display = ($("search_form").style.display == "none")?"block":"none";
	$("search_plus").style.display = ($("search_plus").style.display == "none")?"block":"none";
	if($("search_form").style.display == "none"){
		getResult("spmi0",0,1);
	}	else {		
		getResult("smi0",0,1);
	}
	$("similar").style.display="none";
	$("similar").innerHTML="";
}

function $(objId)
{
    return document.getElementById(objId);
}

function hidd_Select(){
	var aSelect = document.getElementsByTagName("select");
	for (var i = 0 ; i < aSelect.length ; i++){
		aSelect[i].style.display = "none";
	}
}

function show_Select() {
	var aSelect = document.getElementsByTagName("select");
	for (var i = 0 ; i < aSelect.length ; i++){
		aSelect[i].style.display = "inline";
	}
}