//--- ZOBRAZENÍ MENU 2. ÚROVNÌ ---
function ZobrSmenu(i,poc){
  document.getElementById('sm'+i).style.visibility = 'visible';

  var ide = "";
  for(j = 0 ; j < poc ; j++){
    ide = "sm"+i+"_"+j;
    document.getElementById(ide).style.visibility = 'visible';
    document.getElementById(ide).style.position = 'relative';
  }
  document.getElementById('m'+i).className = 'a';

//  var sirka = document.getElementById('sm'+i).offsetWidth-27;
  var sirka = document.getElementById('m'+i).offsetWidth-27;
  for(j = 0 ; j < poc ; j++){
    ide = "sm"+i+"_"+j;
    document.getElementById(ide).style.width = sirka+'px';
  }
  
}
//--- SKRYTÍ MENU 2. ÚROVNÌ ---
function SkryjSmenu(i,poc){
  document.getElementById('sm'+i).style.visibility = 'hidden';

  var ide = "";
  for(j = 0 ; j < poc ; j++){
    ide = "sm"+i+"_"+j;
    document.getElementById(ide).style.visibility = 'hidden';
    document.getElementById(ide).style.position = 'absolute';
  }
  document.getElementById('m'+i).className = 'x';
}
//----------------------------------------------------------------------------------------
//--- ZOBRAZENÍ MENU 3. ÚROVNÌ ---
function ZobrSsmenu(i,j,poc){
  var marl = document.getElementById('sm'+i+'_'+j).offsetWidth;
  var marh = -27;
  document.getElementById('ssm'+i+'_'+j).style.visibility = 'visible';
  document.getElementById('ssm'+i+'_'+j).style.margin = marh+'px 0px 0px '+marl+'px';

  var ide = "";
  for(k = 0 ; k < poc ; k++){
    ide = "ssm"+i+"_"+j+"_"+k;
    document.getElementById(ide).style.visibility = 'visible';
    document.getElementById(ide).style.position = 'relative';
  }
  document.getElementById('sm'+i+'_'+j).className = 'a s';

  var sirka = document.getElementById('ssm'+i+'_'+j).offsetWidth-27;
  for(k = 0 ; k < poc ; k++){
    ide = "ssm"+i+"_"+j+"_"+k;
    document.getElementById(ide).style.width = sirka+'px';
  }
}
//--- SKRYTÍ MENU 3. ÚROVNÌ ---
function SkryjSsmenu(i,j,poc){
  document.getElementById('ssm'+i+'_'+j).style.visibility = 'hidden';

  var ide = "";
  for(k = 0 ; k < poc ; k++){
    ide = "ssm"+i+"_"+j+"_"+k;
    document.getElementById(ide).style.visibility = 'hidden';
    document.getElementById(ide).style.position = 'absolute';
  }
  document.getElementById('sm'+i+'_'+j).className = 'a s';
}