function doClick(o){
	 o.className="nav_current";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=16;i++){
	   id ="nav"+i;
	   
	   j = document.getElementById(id);
	   e = document.getElementById("sub"+i);
	   if(j != null) {
		   if(id != o.id){
		   	 j.className="nav_link";
		   	 if(e != null) {
		   	 	e.style.display = "none";
		   	 }
		   }else{
		   	 if(e != null) {
				e.style.display = "block";
			 }
		   }
	   }
	 }
}

function openwin(url,a,b){
	var newwin=window.open(url,"vote","toolbar=no,location=no,top=10,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width="+a+",height="+b+"");
	newwin.focus();
	return(newwin);
}


function initMarquee() {
 var str=marqueeContent[0];
 document.write('<div id=marqueeBox style="overflow:hidden;height:'+marqueeHeight+'px" onmouseover="clearInterval(marqueeInterval[0])" onmouseout="marqueeInterval[0]=setInterval(\'startMarquee()\',marqueeDelay)"><div>'+str+'</div></div>');
 marqueeId++;
 marqueeInterval[0]=setInterval("startMarquee()",marqueeDelay);
 }
function startMarquee() {
 var marqueeBox = document.getElementById('marqueeBox'); 
 var str=marqueeContent[marqueeId];
 marqueeId++;
 if(marqueeId>=marqueeContent.length) marqueeId=0;
 if(marqueeBox.childNodes.length==1) {
 var nextLine=document.createElement('DIV');
 nextLine.innerHTML=str;
 marqueeBox.appendChild(nextLine);
 }
 else {
 marqueeBox.childNodes[0].innerHTML=str;
 marqueeBox.appendChild(marqueeBox.childNodes[0]);
 marqueeBox.scrollTop=0;
 }
 clearInterval(marqueeInterval[1]);
 marqueeInterval[1]=setInterval("scrollMarquee()",20);
 }
function scrollMarquee() {
 var marqueeBox = document.getElementById('marqueeBox');
 marqueeBox.scrollTop++;
 if(marqueeBox.scrollTop%marqueeHeight==(marqueeHeight-1)){
 clearInterval(marqueeInterval[1]);
 }
 }

 function fontSize(size) {
 	document.getElementById('news_content').className = "dygb-" + size;
 	return false;
 }
 
 function copyToClipBoard(){ 
	var clipBoardContent=""; 
	clipBoardContent+=document.title; 
	clipBoardContent+="："; 
	clipBoardContent+=this.location.href; 
	window.clipboardData.setData("Text",clipBoardContent); 
	alert("本页地址复制成功!"); 
}

function form_check() {
	var arr;
	var email_re;
	var Phone = document.getElementById('handphone').value;
	var	Email = document.getElementById('email').value;
	var content = document.getElementById('Question').value;
	var lg_num = document.getElementById('lg_num').value
	if (Phone == '')
	{
		if (Email == '')
		{
			alert("请填写电话或邮箱");
			return false;
		}else{
		email_re = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
		arr = email_re.test(Email);
			if (!arr)
			{
			
				alert("请填写正确的Email地址");
				return false;
			}
		}
		
	}else
	{
		phone_re = /^(\d{3,4}-)?(\d{7,8})$/;
		arr = phone_re.test(Phone);
		if (!arr)
		{
			phone_re2 = /^[0]?([13|15]+)(\d{9})$/;
			parr = phone_re2.test(Phone);
			if (!parr)
			{
				alert("请填写正确的电话号码");
				return false;
			}
			
		}
	}
	if (content == '')
	{
		alert("请填写内容");
		return false;
	}
	if (lg_num == '')
	{
		alert("请填写验证码");
		return false;
	}
	return true; 
}
 
//document.oncontextmenu=new Function("event.returnValue=false");
//document.onselectstart=new Function("event.returnValue=false");

function school_search(form_id, key) {
	var form = document.getElementById(form_id);
	document.getElementById('keyword').value = key;
	form.submit();
}