// JavaScript Document
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";
 
}

function nTabs(thisObj,Num){ 
if(thisObj.className == "active")return; 
var tabObj = thisObj.parentNode.id; 
var tabList = document.getElementById(tabObj).getElementsByTagName("li"); 
for(i=0; i <tabList.length; i++) 
{ 
if (i == Num) 
{ 
thisObj.className = "active"; 
document.getElementById(tabObj+"_Content"+i).style.display = "block"; 
}else{ 
tabList[i].className = "normal"; 
document.getElementById(tabObj+"_Content"+i).style.display = "none"; 
} 
} 
} 

function nTabs2(thisObj,Num){ 
if(thisObj.className == "active")return; 
var tabObj = thisObj.parentNode.id; 
var tabList = document.getElementById(tabObj).getElementsByTagName("li"); 
for(i=0; i <tabList.length; i++) 
{ 
if (i == Num) 
{ 
thisObj.className = "active"; 
document.getElementById(tabObj+"_Content"+i).style.display = "block"; 
}else{ 
tabList[i].className = "normal"; 
document.getElementById(tabObj+"_Content"+i).style.display = "none"; 
} 
} 
}