function isParamInLink(param){
 var i=0;
 var strona=window.location.href;
 i = strona.indexOf('?');
 if (i==-1)
  return false; 
 strona=strona.substring(++i).toLowerCase();
 i = strona.indexOf(param);
 return i>=0;
}

function hideDiv(idDiv, hide){
  var state;
  if (hide)
   state = 'none';
  else
   state = 'block';
  if (document.all) { //IS IE 4 or 5 (or 6 beta)
    eval( "document.all." + idDiv + ".style.display = state");
  }if (document.layers) { //IS NETSCAPE 4 or below
    document.layers[idDiv].display = state;
  }if (document.getElementById &&!document.all) {
    hza = document.getElementById(idDiv);
    hza.style.display = state;
  }
};

function loadMap() {
  if (GBrowserIsCompatible()) {
    var map = new GMap2(document.getElementById("map"));
//  map.addControl(new GSmallMapControl());
//  map.addControl(new GMapTypeControl());
  map.addControl(new GLargeMapControl());
  map.addControl(new GScaleControl());

//  http://maps.google.com/?ie=UTF8&om=1&z=17&ll=53.42732,14.543538&spn=0.002992,0.005375
  map.setCenter(new GLatLng(53.42768,14.543473), 16);
  var marker = new GMarker(new GLatLng(53.42768,14.543473));
  GEvent.addListener(marker, "click", function() {
    marker.openInfoWindowHtml('<span class="text_n"><center>Biuro Podróży IKARIA<br>Ks. Bogusława 42/1<br>70-441 Szczecin<br><br>tel. 091 431 00 99</center></span>');
  });
  map.addOverlay(marker);

//        map.openInfoWindowHtml(new GLatLng(53.42768,14.543473),
  //                 document.createTextNode("Biuro podruży\nDorota Budzińska"));        

 }
}
    
function onLoadPage() {
 if (isParamInLink('='+stMAP))
  loadMap();
   
}
// funkcja ładująca mapę Google

function trim(str, chars) {
    return ltrim(rtrim(str, chars), chars);
}

function ltrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

function rtrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}