var menuhide_timeout = null, menuhide_element = null;
  var menuhide_timeout2 = null, menuhide_element2 = null;
  function menushow(t)
  {
      if(menuhide_element == t) {
          clearTimeout(menuhide_timeout);
          menuhide_timeout = null;
          menuhide_element = null;
          return;
      }
      else if(menuhide_element) {
          menuhide(menuhide_element, 'FORCE');
      }
      
      if(!(els = t.getElementsByTagName('ul'))) return;
      if(!(el = els[0])) return;
      el.style.display = "block";
  }
  function menuhide(t, flags)
  {
      if(t == menuhide_element) return;

      var el;
      if(!(els = t.getElementsByTagName('ul'))) return;
      if(!(el = els[0])) return;

      if(typeof(flags) != 'undefined' && flags == 'FORCE') {
          el.style.display = "none";
          menuhide_timeout = null;
          menuhide_element = null;
      }
      else {
          menuhide_element = t;
          menuhide_timeout = setTimeout(function() { el.style.display = "none"; menuhide_timeout = null; menuhide_element = null; }, 100);
      }
  }
  
  function menushow2(t)
  {
      if(menuhide_element2 == t) {
          clearTimeout(menuhide_timeout2);
          menuhide_timeout2 = null;
          menuhide_element2 = null;
          return;
      }
      else if(menuhide_element2) {
          menuhide2(menuhide_element2, 'FORCE');
      }
      
      if(!(els = t.getElementsByTagName('ul'))) return;
      if(!(el = els[0])) return;
      el.style.display = "block";
  }
  function menuhide2(t, flags)
  {
      if(t == menuhide_element2) return;

      var el;
      if(!(els = t.getElementsByTagName('ul'))) return;
      if(!(el = els[0])) return;

      if(typeof(flags) != 'undefined' && flags == 'FORCE') {
          el.style.display = "none";
          menuhide_timeout2 = null;
          menuhide_element2 = null;
      }
      else {
          menuhide_element2 = t;
          menuhide_timeout2 = setTimeout(function() { el.style.display = "none"; menuhide_timeout2 = null; menuhide_element2 = null; }, 100);
      }
  }

function ShowForm(ide, odk){
  st = document.getElementById(ide).style;
  if (st.display == 'none') {
  	document.getElementById('img'+ide).innerHTML=("skrýt podrobné informace"); 
  	st.display = 'block';
  	odk.className='now';
  } else {
  	document.getElementById('img'+ide).innerHTML=("zobrazit podrobné informace"); 
	st.display = 'none';
	odk.className='';
  }
 }

function $(e) { return document.getElementById(e); }