// JavaScript Document
function listclum(on_id,ff_id,t_Style)    //
{
   for(var i = 0;i < 5;i++)
   {
      document.getElementById("ff_"+i).style.display="none";
	  //document.getElementById("tabs_"+i).style.backgroundImage='url(images/bg_tab2.gif)';
	  document.getElementById("on_"+i).className="a2";
   }
   /*µ±Ç°×´Ì¬*/
   document.getElementById(ff_id).style.display=t_Style;
   //document.getElementById(tab_id).style.backgroundImage='url(images/bg_tab1.gif)';
   document.getElementById(on_id).className="a1";
}