//window.alert('test!!');
function ShowHideSection(element,sh)
{
  el=element.style;
  if (sh==0)
  {
    el.display='none';
  }else
  {
    el.display='';
  }
}

function get_id(str)
{
  ss = str.split("_");
  return(ss[ss.length-1]);
}

function swith_tab(name,id)
{
  var re;
  re=new RegExp("^"+name,"i");
  tabs=document.getElementsByTagName("div");
  for (var i=0;i<tabs.length;i++)
  {
    if (tabs[i].id.search(re)!=-1)
    {
      if (tabs[i].id==(name+id))
      {
        tab=document.getElementById(name+"a_"+get_id(tabs[i].id));
        tab.className="tnews_tab_on";
        ShowHideSection(tabs[i],1);
      }else
      {
        tab=document.getElementById(name+"a_"+get_id(tabs[i].id));
        tab.className="tnews_tab_off";
        ShowHideSection(tabs[i],0);
      }
    }
  }
}