function set_menu()
{
timer=window.setInterval("menu_control()",400);
}

var openflag=0;
var mtimer=0;

function menu_control()
{
 if(mtimer!=-1)
 {
  if(mtimer>0)
  {
  mtimer--;
  if(mtimer==0)closeall();
  }
 }
}


function closeall()
{
menu1.style.visibility='hidden';
menu2.style.visibility='hidden';
menu3.style.visibility='hidden';
menu4.style.visibility='hidden';
menu5.style.visibility='hidden';
menu6.style.visibility='hidden';
openflag=0;
}


function openlink(num)
{
if(num!=openflag)
{
closeall();

openflag=num;
eval("menu"+num+".style.visibility='visible'");
}
mtimer=-1;
}

function mout()
{
mtimer=7;
}

function menu(menu_id, activ, punkt)
{
if(activ==0)
document.images(menu_id).src="images/menu_"+punkt+".jpg";
else
document.images(menu_id).src="images/menu_"+punkt+"_ac.jpg";
}

function dop_menu(tab_id, activ)
{
if(activ==1)
document.all(tab_id).className="dop_menu_ac";
else
document.all(tab_id).className="dop_menu";
}


function bigimage(addr,x,y)
{
var baddr=addr;
var be=new String(baddr);

baddr=be.slice(0,be.length-4)+be.slice(be.length-4,be.length)
be=be.slice(12,be.length-4);

var bwidth=x+40;
var bheight=y+30;
var btop=screen.height/2-bheight/2;
var bleft=screen.width/2-bwidth/2;

var wnd=window.open(baddr,be,"top="+btop+",left="+bleft+",width="+bwidth+",height="+bheight+",resizable=1,toolbar=0,status=0,location=0,menubar=0,scrollbars=1");
}