//var arrMenu = new Array('menu1', 'menu2', 'menu3', 'menu4');
    
   function showAndHide(what, menuPos) {
      //alert(arrMenu);
      //alert(what);
      //alert(menuPos);
      if ($(what).getStyle('display') == 'block') {
        $(what).hide();
        
        $(menuPos).addClassName('menuPositionUnactive')
        $(menuPos).removeClassName('menuPositionActive');
        //toggleClassName(element, className)
      } else {
        $(what).show();
        $(menuPos).addClassName('menuPositionActive')
        $(menuPos).removeClassName('menuPositionUnactive');
        for (i=0; i < arrMenu.length; i++) {
          current = arrMenu[i];
          currentPos = current + "pos";
          if (what != current) {
            //alert ('ukrywam ' + current);
            $(current).hide();
            $(currentPos).addClassName('menuPositionUnactive');
            $(currentPos).removeClassName('menuPositionActive');
            
          }
        }
      }
   }
   
   var arrSwitches = new Array('switch1', 'switch2', 'switch3');
   function switchBanner(what) {
      
      $(what).removeClassName('switchOff');
      $(what).removeClassName('switchMin');
      $(what).addClassName('switchMax')
      
      for (i=0; i < arrSwitches.length; i++) {
        current = arrSwitches[i];
        if (what != current) {
          $(current).removeClassName('switchMax');
          $(current).removeClassName('switchOff');
          $(current).addClassName('switchMin');
        }
      
      }
      
   }
   
   function resetBanners() {
      for (i=0; i < arrSwitches.length; i++) {
        current = arrSwitches[i];
          $(current).removeClassName('switchMin');
          $(current).removeClassName('switchMax');
          $(current).addClassName('switchOff');
        }
   }
   // JavaScript Document

function show_odp(id)
{
	if (document.getElementById(id).style.display == 'none') document.getElementById(id).style.display='block';
	else document.getElementById(id).style.display='none';
}