//-- getelementbyid wrapper
function $_(_id) {
    if (document.getElementById) return document.getElementById(_id);
    if (document.all)            return document.all[_id];
    return false;
}

//-- toggle element display
function toggle(_id) {
    
    obj = $_(_id);
    
    if (obj.style.display == "block") {
        obj.style.display = "none";
    } else {
        obj.style.display = "block";
    }
}
    
// onload event coupler
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') { 
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

addLoadEvent(function() {
  //initRollover();
});

//-- change language
function changeLang(_obj) {
    window.location.href = window.location.pathname.replace(/\/(nl|en|de|fr|it|es|no|dk|se|pt)/, "/" + _obj.options[_obj.selectedIndex].value);
}

function openRoute() {
    pc  = document.getElementById("pc").value;
    url = "http://maps.google.nl/maps?f=d&hl=nl&geocode=&saddr=" + escape(pc) + "&daddr=Lekdijk+Oost+27+A,+2861GB,+Bergambacht,+Nederland&ie=UTF8&om=1";
    window.open(url, "routebeschrijving", "left=0,top=0");
}