// frame-breakout \\

if (window==top && FALSE)
 top.location.href = 'http://www.2278766732.nl/indexx.php?p=' + window.location;


// hide & show \\

function showItem(_levelId ) {
  var thisItem  = document.getElementById(_levelId );
  if(thisItem.style.display == "none"){
    thisItem.style.display = "block";
  }else{
    hideItem(_levelId);
  }
}

function hideItem(_levelId){
  var thisLevel = document.getElementById( _levelId );
  thisLevel.style.display = "none";
}


// popup window in het midden \\

var win = null;
function netjesinhetmidden(mypage,myname,w,h,scroll){
  var winl     = (screen.width-w)/2;
  var wint     = (screen.height-h)/2;
  var settings = 'height='+h+',';
  settings    += 'width='+w+',';
  settings    += 'top='+wint+',';
  settings    += 'left='+winl+',';
  settings    += 'scrollbars='+scroll+',';
  settings    += 'resizable=yes';
  win          = window.open(mypage,myname,settings);
  if(parseInt(navigator.appVersion) >= 4){ win.window.focus(); }
}


// check LJ-veld \\

function checklj(veld){
  // controleer of de gebruiker een geldige waarde heeft ingevuld
  if (veld.value == '' || veld.value==veld.defaultValue){
    // nee, dus de standaardwaarde herstellen
    veld.value = veld.defaultValue;
  } else {
    document.form.submit();
  }
}


// controleer input-velden \\

function controleer(veld){
  // controleer of de gebruiker een geldige waarde heeft ingevuld
  if (veld.value == '' || veld.value==veld.defaultValue){
    // nee, dus de standaardwaarde herstellen
    veld.value = veld.defaultValue;
  }
}
  
function leegmaken(veld){
  // controleer of de standaardwaarde nog in het veld staat
  if (veld.value == veld.defaultValue){
    // Ja, dus veld leegmaken
   	veld.value = '';
  }
}


// SPRRRRRRRRRRRRONGG \\

function sprong(url) {
  setTimeout("document.location='" + url + "'",2000);
}


// DIV popupje \\
//  aansturen met onClick='document.getElementById("mypopup").style.display="block"'

function myPopupRelocate() {
 var scrolledX, scrolledY;
 if( self.pageYOffset ) {
   scrolledX = self.pageXOffset;
   scrolledY = self.pageYOffset;
 } else if( document.documentElement && document.documentElement.scrollTop ) {
   scrolledX = document.documentElement.scrollLeft;
   scrolledY = document.documentElement.scrollTop;
 } else if( document.body ) {
   scrolledX = document.body.scrollLeft;
   scrolledY = document.body.scrollTop;
 }

 var centerX, centerY;
 if( self.innerHeight ) {
   centerX = self.innerWidth;
   centerY = self.innerHeight;
 } else if( document.documentElement && document.documentElement.clientHeight ) {
   centerX = document.documentElement.clientWidth;
   centerY = document.documentElement.clientHeight;
 } else if( document.body ) {
   centerX = document.body.clientWidth;
   centerY = document.body.clientHeight;
 }

 var leftOffset = scrolledX + (centerX - 250) / 2;
 var topOffset = scrolledY + (centerY - 200) / 2;

 document.getElementById("mypopup").style.top = topOffset + "px";
 document.getElementById("mypopup").style.left = leftOffset + "px";
}

function fireMyPopup() {
 myPopupRelocate();
 document.getElementById("mypopup").style.display = "block";
 document.body.onscroll = myPopupRelocate;
 window.onscroll = myPopupRelocate;
}