function secBoard(n)
{
 	for(i=0;i<menu.childNodes.length;i++){
 		menu.childNodes[i].className="sec1";
 	}
 	menu.childNodes[n].className="sec2";
 	for(i=0;i<main.childNodes.length;i++) {
		main.childNodes[i].style.display="none";
 	}
 	main.childNodes[n].style.display="block";
	switch(n)
	{
   		case 0:
     		document.getElementById("con").innerHTML='<a href="/news/category/014.html">more>>></a>';
     		break
   		case 1:
	     	document.getElementById("con").innerHTML='<a href="/news/category/015.html">more>>></a>';
     		break
   		case 2:
     		document.getElementById("con").innerHTML='<a href="/news/category/016.html">more>>></a>';
     		break
   		case 3:
     		document.getElementById("con").innerHTML='<a href="/news/category/017.html">more>>></a>';
     		break
   		case 4:
     		document.getElementById("con").innerHTML='<a href="/news/category/037.html">more>>></a>';
     		break
   		case 5:
     		document.getElementById("con").innerHTML='<a href="/news/category/018.html">more>>></a>';
     		break
   		default:
   	 		break
	} 
}

function introduction(n)
{
 	for(i=0;i<principal.childNodes.length;i++){
 		principal.childNodes[i].className="selt1";
	}
	principal.childNodes[n].className="selt2";
 	for(i=0;i<secondary.childNodes.length;i++){
 		secondary.childNodes[i].style.display="none";
	}
	secondary.childNodes[n].style.display="block";
 	switch(n){
 		case 0:
 			document.getElementById("mores").innerHTML='<a href="/news/category/003.html">more>>></a>';
 			break
 		case 1:
 			document.getElementById("mores").innerHTML='<a href="/news/category/004.html">more>>></a>';
 			break
 		case 2:
 			document.getElementById("mores").innerHTML='<a href="/news/category/005.html">more>>></a>';
 			break
 		case 3:
 			document.getElementById("mores").innerHTML='<a href="/news/category/006.html">more>>></a>';
 			break
 		case 4:
 			document.getElementById("mores").innerHTML='<a href="/news/category/007.html">more>>></a>';
 			break
 		defauld:
 		break
 	}
}
function showDiv1(m){
	var link=new Array("003","004","005","006","007");
	for(var i=0;i<link.length;i++){
		var n = link[i];
		document.getElementById('doDiv1_'+n).style.display="none";
		document.getElementById('showDiv1_'+n).className="selt1";
	}
	document.getElementById('doDiv1_'+m).style.display="block";
	document.getElementById('showDiv1_'+m).className="selt2";
	document.getElementById("mores").innerHTML='<a href="/news/category/'+m+'.html">more>>></a>';
}
function showDiv2(m){
	var link=new Array("014","015","016","017","018","037");
	for(var i=0;i<link.length;i++){
		var n = link[i];
		document.getElementById('doDiv1_'+n).style.display="none";
		document.getElementById('showDiv1_'+n).className="selt1";
	}
	document.getElementById('doDiv1_'+m).style.display="block";
	document.getElementById('showDiv1_'+m).className="selt2";
	document.getElementById("con").innerHTML='<a href="/news/category/'+m+'.html">more>>></a>';
}