function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//function $(id){return document.getElementById(id);}
function checkCon(){	
	if($('_name').value == ''){
		alert('您的姓名不能为空！');
		$('_name').focus();
		return false;
	}
	
	if($('_email').value == ''){
			alert('电子邮件不能为空！');
			$('_email').focus();
			return false;
		}else{
			var myemail = /^[\w\-\.]+@[\w\-\.]+(\.\w+)+$/;
			if(!myemail.test($('_email').value)){
				alert('电子邮件格式错误！');
				$('_email').focus();
				return false;
			}
		}
	if($('_title').value ==''){
		alert('来信标题不能为空！');
		$('_title').focus();
		return false;
	}
	if($('_content').value ==''){
		alert('来信内容不能为空！');
		$('_content').focus();
		return false;
	}
}

function aboutTab(curId){
	var node = $('about').getElementsByTagName("TR");
	var len = node.length;
	if(len == 2){return false;}
	if(!curId){curId=3}
	for(var i=2;i<len;i+=2){		
		(function(){
			var j =i+1;
			node[i].onclick=function(){
				node[curId].style.display = 'none';
				node[curId-1].getElementsByTagName("TD")[1].className='btn1';
				node[j].style.display = 'block';
				node[j-1].getElementsByTagName("TD")[1].className='btn2';
				curId = j;
			}
		})();
		node[i].style.cursor ='pointer';
	}
}
function toggle(tar) {
	var t = tar.style.display == "none"? "" :"none";
	tar.style.display = t;
}
function togCss(tar){	
	var t = (tar.className == "btn1") ? "btn2" : "btn1";
	tar.className = t;
}

function initMain(id) {
	var mainStr = $("alert_main").innerHTML;
	$("alert_main").parentNode.removeChild($("alert_main"));
	$(id).onclick = function(){
		new rolinAlertWindow(mainStr);
	}	
}
function initJob(){
	var mainStr = $("alert_main").innerHTML;
	$("alert_main").parentNode.removeChild($("alert_main"));
	$('btn1').onclick = function(){
		new rolinAlertWindow(mainStr);
	}	
}
function initInquire(){
	var mainStr = $("alert_job").innerHTML;
	$("alert_job").parentNode.removeChild($("alert_job"));
	$('btn2').onclick = function(){
		new rolinAlertWindow(mainStr);
	}	
}
function checkOff(){
	if($('_title').value ==''){
		alert('主题不能为空！');
		$('_title').focus();
		return false;
	}
	/*if($('_company').value ==''){
		alert('受理单位不能为空！');
		$('_company').focus();
		return false;
	}*/
	if($('_content').value ==''){
		alert('详细内容不能为空！');
		$('_content').focus();
		return false;
	}
}

function checkMail(){
	if($('_title').value ==''){
		alert('您的提问不能为空！');
		$('_title').focus();
		return false;
	}
	if($('_content').value ==''){
		alert('问题补充说明不能为空！');
		$('_content').focus();
		return false;
	}
	if($('_contact').value ==''){
		alert('您的联系方式不能为空！');
		$('_contact').focus();
		return false;
	}
}
function checkTech(){
	if($('_name').value ==''){
		alert('姓名不能为空！');
		$('_name').focus();
		return false;
	}
	if($('_contact').value ==''){
		alert('联系方式不能为空！');
		$('_contact').focus();
		return false;
	}
	if($('_title').value ==''){
		alert('培训项目不能为空！');
		$('_title').focus();
		return false;
	}		
}

function checkJob(){
	if($('_company').value ==''){
		alert('单位名称不能为空！');
		$('_company').focus();
		return false;
	}
	if($('_position').value ==''){
		alert('岗位名称不能为空！');
		$('_position').focus();
		return false;
	}
	if($('_amount').value ==''){
		alert('招工人数不能为空！');
		$('_amount').focus();
		return false;
	}
	if($('_address').value ==''){
		alert('工作地点不能为空！');
		$('_address').focus();
		return false;
	}
	if($('_endtime').value ==''){
		alert('有效期限不能为空！');
		$('_endtime').focus();
		return false;
	}
	if($('_demand').value ==''){
		alert('详细要求不能为空！');
		$('_demand').focus();
		return false;
	}
}
function checkInvite(){
	if($('_name').value ==''){
		alert('姓名不能为空！');
		$('_name').focus();
		return false;
	}
	if($('_age').value ==''){
		alert('年龄不能为空！');
		$('_age').focus();
		return false;
	}
	if($('_educate').value ==''){
		alert('学历不能为空！');
		$('_educate').focus();
		return false;
	}
	if($('_subject').value ==''){
		alert('专业不能为空！');
		$('_subject').focus();
		return false;
	}
	if($('_city').value ==''){
		alert('所在城市不能为空！');
		$('_city').focus();
		return false;
	}
	if($('_study').value ==''){
		alert('学习经历不能为空！');
		$('_study').focus();
		return false;
	}
	if($('_work').value ==''){
		alert('工作经历不能为空！');
		$('_work').focus();
		return false;
	}
	if($('_content').value ==''){
		alert('基本介绍不能为空！');
		$('_content').focus();
		return false;
	}	
}

function initTabs(curId){
	var node = $('tabs01').getElementsByTagName('TR');
	var tabs = node[0].getElementsByTagName('TD');
	var tabsLen = tabs.length;	
	if(!curId){curId=1;}
	var k;
	for(var i =1,k=1;i<tabsLen;i+=2,k++){		
		(function(){
			var j=k;
			tabs[i].onclick =function(){
				tabs[curId*2-1].style.fontWeight = 'normal';
				this.style.fontWeight = 'bold';
				$('menu'+curId).style.display ='none';
				$('menu'+j).style.display ='';
				curId = j;
			}
		})();
		$('menu'+k).style.display = 'none';
		$('menu'+curId).style.display = '';
		tabs[i].style.cursor = 'pointer';
	}
}

function initNav(cId){
	var pad = new Array("50px","120px","240px","360px","400px","600px","720px","870px");
	if(!cId){cId = 0;}
	var node = $('nav');
	var tdNode = node.getElementsByTagName("TD");
	var tdLen = tdNode.length;
	var subNode = $('subNav');
	var subTr = subNode.getElementsByTagName("TR");
	for(var i=0,k=0;i<tdLen;i+=2,k++){
		(function(){
			var j=k;
			tdNode[i].getElementsByTagName('IMG')[0].onmouseover =function(){
				$('bar').innerHTML = subTr[j].getElementsByTagName("TD")[0].innerHTML;
				$('bar').style.textIndent = pad[j];
			}
		})();
	}	
}

function addBookMarket(title,url,desc){
	if(window.sidebar){
		window.sidebar.addPanel(title,url,desc); //Mozilla browser
	}else if(document.all){ //IE browser
		window.external.AddFavorite	(url,title);	
	}else if( window.opera && window.print ) { //not support Now
		return true;	
	}
}

function initMaps(page){
	var node = $('maps');
	var trNode = $('maps').getElementsByTagName("TR");
	var len = trNode.length;
	var pageNav = '';
	var num = Math.ceil((len-1)/21);
	var mapshtm ="<table>";
	for(var j=1;j<=num;j++){
		pageNav += " <a href=\"javascript:initMaps("+j+");\">"+j+"</a> ";
	}
	if(!page){page=1;}
	$('pages').innerHTML = pageNav;
	for(var i=0;i<len;i++){		
		if(i>=((page-1)*21) && i<(page*21)){
				/*((function(){			
				var tdNode = trNode[i].getElementsByTagName("TD")[1];
				tdNode.onclick = function(){
				var image = new Image();
				image.src = 'images/maps/'+this.getAttribute('imgsrc');
				this.style.cursor = 'pointer';
				$('imgSrc').src = image.src;
				$('imgSrc').alt=this.innerHTML;
			}
				tdNode.style.cursor = 'pointer';
			})();*/
				var tdNode = trNode[i].getElementsByTagName("TD")[1];
				var image = new Image();
				image.src = 'images/maps/'+tdNode.getAttribute('imgsrc');
				tdNode.style.cursor = 'pointer';
				alt=tdNode.innerHTML;
				mapshtm += "<tr onclick=\"initImage('"+image.src+"','"+alt+"');\">"+trNode[i].innerHTML+"</tr>";
		}		
	}
	$('mapshtm').innerHTML = mapshtm+"</table>";	
}
function initImage(src,alt){
	$('imgSrc').src = src;
	$('imgSrc').alt=alt;
}
function initStat(){
	var node = $('stat').getElementsByTagName("TR");
	var len = node.length;
	if(node <3){return false;}
	for(var i=2;i<len;i+=3){
		(function(){
			var tdNode = node[i].getElementsByTagName("TD")[4];
			var j= i;
			tdNode.style.cursor = 'pointer';
			tdNode.onclick = function(){
				toggle(node[j+1]);
				tdNode.innerHTML = tdNode.innerHTML == '查看详细' ? '隐藏详细' :'查看详细';
			}
		})();
	}
}

function insertFlash(url, w, h) { 
var str = ''; 
str += '<object width="'+ w +'" height="'+ h +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0">'; 
str += '<param name="movie" value="'+ url +'">'; 
str += '<param name="quality" value="high">';
str += '<param name="wmode" value="transparent">';
str += '<embed width="'+ w +'" height="'+ h +'" src="'+ url +'" quality="high" type="application/x-shockwave-flash" plugspace="http://www.macromedia.com/go/getflashplayer"></embed>'; 
str += '</object>'; 
document.write(str);
}

function checkInquire(){
	/*if($("_love").value == ''){
		alert("您的爱好不能为空！");
		$("_love").focus();
		return false;
	}
	if($("_way").value == ''){
		alert("沟通方式不能为空！");
		$("_way").focus();
		return false;
	}*/	
	return checkRadio();
}
function checkRadio(){	
	for(var i=1;i<6;i++){		
		var radions = $('item'+i).getElementsByTagName('input');
		var rLen = radions.length;
		var yet = false;
		for(var j=0;j<rLen;j++){
			if(radions[j].checked == true){
				yet = true;
			}
		}
		if(yet == false){
			alert('选项Q'+i+'没有选中任何项！');
			return yet;
		}
	}	
}