function popup(url)
{
  var win = window.open(url, '_blank');
  return false;
}

function setHodnoceni( _names, _value )
{
	for( var i = 1; i <= _value; i++ )
	{
		document.getElementById( _names + i ).src = '/img/star.gif';
	}
	for( var i = _value + 1; i <= 5; i++ )
	{
		document.getElementById( _names + i ).src = '/img/stard.gif';
	}
}

function setHodnoceniBack( _names )
{
	_value = 0;
	for( var i = _value + 1; i <= 5; i++ )
	{
		document.getElementById( _names + i ).src = '/img/stard.gif';
	}
}

function hodnotit( formik, _value )
{
	formik.hodnoceni.value = _value;
}

function copy2clip( objekt ) 
{
	var text = document.getElementById(objekt).value;
	var res = text.replace('&quot;', '"');
	window.clipboardData.setData('Text', res);
}