var Start= true;
    var Cur=1;
	var Pre=2;
    
   function ShowBlinker()
    { var Time, Obj, NewStat, OldStat;
      if (Cur > 2)
      { Cur = 1;
      };
	    Obj_1 = document.getElementById("akt_0"+Cur);
	  	Obj_2= document.getElementById("akt_0"+Pre);
        Obj_1.style.display = "none";
		Obj_2.style.display = "block";
		Pre=Cur;
		Cur++;

      setTimeout("ShowBlinker()", 25000);
    }