// JavaScript Document
function setTab(m,n){
 var tli=document.getElementById("tag"+m).getElementsByTagName("a");
 var mli=document.getElementById("newsMain"+m).getElementsByTagName("span");
 for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"tag1":"tag2";
  mli[i].style.display=i==n?"block":"none";
 }
}