<!--
function LayerOn(element){
	if(document.all) document.all[element].style.visibility='visible';
	else document.getElementById(element).style.visibility='visible';
}
function LayerOff(element){
	if(document.all) document.all[element].style.visibility='hidden';
	else document.getElementById(element).style.visibility='hidden';
}

function CheckLink(lnk){
	if(lnk.href.length < 10) return false;
	else return true;
}

var actual_searchengine = 'trips_searchengine';
function switchSearchengine(element1,element2){
	if(actual_searchengine == element2){
		document.getElementById(element2).innerHTML = document.getElementById('current_searchengine').innerHTML;
		document.getElementById('current_searchengine').innerHTML = document.getElementById(element1).innerHTML;
		document.getElementById(element1).innerHTML='';
	}
	actual_searchengine = element1;
}
function fkod(id) {
  dot=id.value.indexOf('/')
    lastdot=id.value.lastIndexOf('/')
    error=0
    if( (dot==-1) || (dot!=lastdot)) {
      error=1;
      msg="Symbol oferty musi mieć taki format: 1234/567";
    }
  for (i = 0; i < id.value.length; i++) {
    if(!isDigit(id.value.substring(i,i+1))) {
      error=1
			msg="Symbol oferty musi mieć taki format: 1234/567";
    }
  }

  if (error) {
    //alert(msg);
	location.replace('/web/?page=wrong_symbol&kod='+id.value);
  } else {
    location.replace('/kod=' + id.value);
  }
  return error;
}
function isDigit(n){
  if( (n < "0") || ("9" < n)) {
    if (n="/") {
      return true
    }
    return false
  } else {
    return true
  }
}
//-->