var doKeyTest = true;

function hodiny()
{
 var dnes, hodin, minut, sekund, cas;
 dnes = new Date();
 hodin = dnes.getHours();
 minut = dnes.getMinutes();
 sekund = dnes.getSeconds();
 cas = ((hodin<10) ? '0' : '')+hodin;
 cas += ((minut<10) ? ':0' : ':')+minut;
 cas += ((sekund<10) ? ':0' : ':')+sekund;
 document.getElementById('time').value = cas;
 setTimeout('hodiny()',1000);
 return;
}


function myMouseOver(myElement)
{
 myElement.style.backgroundColor='#fff1cd';
}


function myMouseOut(myElement)
{
 myElement.style.backgroundColor='';
}


function hide(myElement)
{
 document.getElementById(myElement).style.visibility = 'hidden';
}


function myKeyTest(event , doKeyTest)
{
 if(doKeyTest)
 {
  var myKeyCode;
  //Pro IE
  if(window.event)
  {
   myKeyCode = event.keyCode;
  }
  //Pro ostatni
  else
  {
   myKeyCode = event.which;
  }

  if(myKeyCode == 13)
   return false;
  else
   return true;
 }
 else
 {
  return true;
 }
}


function showPopup(query)
{
 window.open('./popup.php?'+query , '' , 'width=600,height=400,scrollbars=yes,resizable=no');
}


function pass(value , id)
{
 window.opener.document.getElementById('aktualita_text_'+id).value += '\n'+value+'\n';
 self.close();
}


// funkce pro zaskrtnuti checkboxu - vsechny , zadny , invertovat
function myCheck(myElement , action)
{
 var form = document.getElementById(myElement);
 var inputs = form.getElementsByTagName('input');
 for(var i = 0 ; i < inputs.length ; i++)
 {
  if(inputs[i].type == 'checkbox' && inputs[i].name == 'item[]')
  {
   switch(action)
   {
    case 'all':
     inputs[i].checked = true;
     break;
    case 'none':
     inputs[i].checked = false;
     break;
    case 'invert':
     inputs[i].checked = !inputs[i].checked;
     break;
    default:
     break;
   }
  }
 }
}