function secBoard(elementID,listName,n) {
var elem = document.getElementById(elementID);
var elemlist = elem.getElementsByTagName("a");
for (var i=0; i<elemlist.length; i++) {
elemlist[i].className = "normal";
var m = i+1;
document.getElementById(listName+"_"+m).className = "normal";
}
elemlist[n-1].className = "current";
document.getElementById(listName+"_"+n).className = "current";
}


function setTab(name,cursel,n){
for(i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("con_"+name+"_"+i);
menu.className=i==cursel?"current":"";
con.style.display=i==cursel?"block":"none";
}
}