function rozliseni() {
sirka = screen.width;
if (sirka<=800)
{
document.getElementById( 'Layer1').style.visibility='visible';
}
else
{
document.getElementById( 'Layer1').style.left=(sirka-780)/2;
document.getElementById( 'Layer1').style.visibility='visible';
}
}




function go(form2)
{
x=form.menu.selectedIndex;
adresa=form.menu[x].value;
priznak=form.menu[x].id;
if(priznak=="0"){
if (x>0) window.open(adresa,"_blank");
}
if(priznak=="1"){
if (x>0) window.open(adresa,"_self");
}

}