function show_menu(menu_i)
  {
  if (menu_i == 0)
       addClass( document.getElementById("menu_" + menu_i), "main_menu_item_hover_first" );
  else
       addClass( document.getElementById("menu_" + menu_i), "main_menu_item_hover" );
  
  if (document.getElementById("submenu_" + menu_i) )
    {
    document.getElementById("submenu_" + menu_i).style.visibility = "visible";
    }
  }
  
function hide_menu(menu_i)
  {
  if (menu_i == 0)
       removeClass( document.getElementById("menu_" + menu_i), "main_menu_item_hover_first" );
  else
       removeClass( document.getElementById("menu_" + menu_i), "main_menu_item_hover" );
  
  if (document.getElementById("submenu_" + menu_i) )
    {
    document.getElementById("submenu_" + menu_i).style.visibility = "hidden";
    }
  }
  
function addsmile(code){
  document.getElementById("diskuze_textarea").value += " "+code;



}

// Tvar Lybaru - prida do cookie orderby, reloadne stranku
function set_orderby ( orderby )
  {
  var date = new Date();
  date.setTime(date.getTime() + 7 * 24 * 60 * 60 * 1000);

  document.cookie = "soutezici_orderby=" + orderby + ";expires=" + date.toGMTString();
  
  window.location.reload(true);
  }