function addLoadEvent(func){
  var oldonload = window.onload;
  if (typeof window.onload != 'function'){
	  window.onload = func;
	  } else {
	window.onload = function(){
	   oldonload();
	   func();
	}
  }
}
/*变换*/
function tab(id){
dom1 = document.getElementById("title").getElementsByTagName("li");
dom2 = document.getElementById("content").getElementsByTagName("span");
for(var i=0; i<dom1.length; i++){dom1[i].className='';dom2[i].style.display='none';}
dom1[id].className='show';dom2[id].style.display='';}

function mdgtab(id){
mdgdom1 = document.getElementById("mdgtitle").getElementsByTagName("li");
mdgdom2 = document.getElementById("mdgcontent").getElementsByTagName("span");
for(var i=0; i<mdgdom1.length; i++){mdgdom1[i].className='';mdgdom2[i].style.display='none';}
mdgdom1[id].className='show';mdgdom2[id].style.display='';}

function multimediatab(id){
mdgdom1 = document.getElementById("multimediatitle").getElementsByTagName("li");
mdgdom2 = document.getElementById("multimediacontent").getElementsByTagName("span");
for(var i=0; i<mdgdom1.length; i++){mdgdom1[i].className='';mdgdom2[i].style.display='none';}
mdgdom1[id].className='show';mdgdom2[id].style.display='';}

function issuestab(id){
mdgdom1 = document.getElementById("issuestitle").getElementsByTagName("li");
mdgdom2 = document.getElementById("issuescontent").getElementsByTagName("span");
for(var i=0; i<mdgdom1.length; i++){mdgdom1[i].className='';mdgdom2[i].style.display='none';}
mdgdom1[id].className='show';mdgdom2[id].style.display='';}

function headLinetab(id){
mdgdom1 = document.getElementById("headLinetitle").getElementsByTagName("li");
mdgdom2 = document.getElementById("headLinecontent").getElementsByTagName("span");
for(var i=0; i<mdgdom1.length; i++){mdgdom1[i].className='';mdgdom2[i].style.display='none';}
mdgdom1[id].className='show';mdgdom2[id].style.display='';}

function opiniontab(id){
mdgdom1 = document.getElementById("opiniontitle").getElementsByTagName("li");
mdgdom2 = document.getElementById("opinioncontent").getElementsByTagName("span");
for(var i=0; i<mdgdom1.length; i++){mdgdom1[i].className='';mdgdom2[i].style.display='none';}
mdgdom1[id].className='show';mdgdom2[id].style.display='';}

function lettertab(id){
dom1 = document.getElementById("lettertitle").getElementsByTagName("li");
dom2 = document.getElementById("lettercontent").getElementsByTagName("span");
for(var i=0; i<dom1.length; i++){dom1[i].className='';dom2[i].style.display='none';}
dom1[id].className='show';dom2[id].style.display='';}
/*切换*/
function theshows(pg,id)
{
	dom1 = document.getElementById("ipg"+pg).getElementsByTagName("td");
    dom2 = document.getElementById("inr"+pg).getElementsByTagName("div");
	for(var i =0;i<dom1.length;i++){dom1[i].className='';dom2[i].style.display='none';}
	dom1[id].className='inow';dom2[id].style.display='';
}

//两栏切换
function setToptab(id)
{
	for(var i=0;i<2;i++)
		{
			document.getElementById('TopNav').getElementsByTagName('li')
			[i].className="";
		}
	for(var i=0;i<2;i++)
	{
		document.getElementById('TopContent').getElementsByTagName('span')[i].style.display="none";
	}
		document.getElementById('TopNav').getElementsByTagName('li')[id].className="topcurr";
		document.getElementById('TopContent').getElementsByTagName('span')[id].style.display="";
}

//两栏切换2
function setcjgctab(id)
{
	for(var i=0;i<2;i++)
		{
			document.getElementById('cjgcNav').getElementsByTagName('li')
			[i].className="";
		}
	for(var i=0;i<2;i++)
	{
		document.getElementById('cjgcContent').getElementsByTagName('span')[i].style.display="none";
	}
		document.getElementById('cjgcNav').getElementsByTagName('li')[id].className="cjgccurr";
		document.getElementById('cjgcContent').getElementsByTagName('span')[id].style.display="";
}


/*推荐*/
function displayslide (theslides,cs,i,j) {
var theslides;
var cs;
var slidesnumber=document.getElementById(theslides).getElementsByTagName("div").length;
for (var k=0;k<slidesnumber; k++) {
document.getElementById(theslides).getElementsByTagName("div")[k].style.display="none";
}
document.getElementById(theslides).getElementsByTagName("div")[cs].style.display="";
var currentslide=cs;
document.getElementById(i).innerHTML=currentslide + 1;
document.getElementById(j).innerHTML=slidesnumber;
}



function prevnext(theslides,m,i,j) {
if (typeof slidesTimer1 != "undefined") {
clearTimeout(slidesTimer1);
}
if (typeof slidesTimer2 != "undefined") {
clearTimeout(slidesTimer2);
}

var m;
var currentslide = document.getElementById(i).innerHTML-1;
var slidesnumber = document.getElementById(j).innerHTML;
manualforward=1
if (m==0) {
currentslide --
} else {
currentslide ++
}

if (currentslide==-1) {
currentslide = slidesnumber -1;
}

if (currentslide==slidesnumber) {
currentslide = 0;
}

displayslide (theslides,currentslide,i,j);
}

function prevnext_auto(theslides,m,i,j) {
var m;
var currentslide = document.getElementById(i).innerHTML-1;
var slidesnumber = document.getElementById(j).innerHTML;
manualforward=1
if (m==0) {
currentslide --
} else {
currentslide ++
}

if (currentslide==-1) {
currentslide = slidesnumber -1;
}

if (currentslide==slidesnumber) {
currentslide = 0;
}

displayslide (theslides,currentslide,i,j);
}

/*快速通道*/
function showblock(id,othis)
{
$("#"+id).css("display","block")
$(othis).addClass("borderR");
}
function hideblock(id,othis)
{
$("#"+id).css("display","none")
$(othis).removeClass("borderR");
}

/*视频切换*/
function focustab(num){
var divs=document.getElementById("focus_tab").getElementsByTagName("div");
var lis=document.getElementById("menuBar_focus").getElementsByTagName("li");
for(i=0;i<3;i++){
lis[i].className="";
divs[i].className="nomal";
}
lis[2].className+=" last";
lis[num].className+=" curr";
divs[num].className+=" on";
}

/*多媒体*/
function picturetab(num){
var divs=document.getElementById("picture_con").getElementsByTagName("div");
var lis=document.getElementById("picture_nav").getElementsByTagName("li");
for(i=0;i<4;i++){
lis[i].className="";
divs[i].className="nomal";
}
lis[2].className+=" last";
lis[num].className+=" curr";
divs[num].className+=" on";
}

function videotab(num){
var divs=document.getElementById("video_con").getElementsByTagName("div");
var lis=document.getElementById("video_nav").getElementsByTagName("li");
for(i=0;i<4;i++){
lis[i].className="";
divs[i].className="nomal";
}
lis[2].className+=" last";
lis[num].className+=" curr";
divs[num].className+=" on";
}

function audiotab(num){
var divs=document.getElementById("audio_con").getElementsByTagName("div");
var lis=document.getElementById("audio_nav").getElementsByTagName("li");
for(i=0;i<4;i++){
lis[i].className="";
divs[i].className="nomal";
}
lis[2].className+=" last";
lis[num].className+=" curr";
divs[num].className+=" on";
}

//文字放大缩小
function zoom(){try{var s=document.getElementById("the_content").style.fontSize;var size=parseInt(s)+1;document.getElementById("the_content").style.fontSize=size+"px";}catch(e){}}
function zoom_(){try{var s=document.getElementById("the_content").style.fontSize;var size=parseInt(s)-1;document.getElementById("the_content").style.fontSize=size+"px";}catch(e){}}

//隔行变色
function stripeTables(){
if(!document.getElementsByTagName) return false;
var tables = document.getElementsByTagName("table");
for (var i=0; i<tables.length; i++){
	var odd =false;
	var rows = tables[i].getElementsByTagName("tr");
	for (var j=0; j<rows.length; j++){
		if(odd == true){
		addClass(rows[j],"jumpTr");	
			}
		else{
		odd = true;	
			}
		}
	}
}

//弹出层
function pupopen(){
	document.getElementById("bg").style.display="block";
	document.getElementById("bg").style.height = Math.max(document.documentElement.clientHeight,document.documentElement.scrollHeight) + "px";
	document.getElementById("popbox").style.display="block" ;	
}
	
function pupclose(){
	document.getElementById("bg").style.display="none";
	document.getElementById("popbox").style.display="none" ;	
}