/* function to toggle visibility */
function toggle( targetId, signId ) {
   if ( document.getElementById ) {
    target = document.getElementById( targetId );
	if (signId != '') {sign = document.getElementById( signId );}
    if ( target.style.display == "none" ) {
     target.style.display = "";
	 if (sign) {sign.src = sign.src.replace('plusSign','minusSign');}
    } else {
     target.style.display = "none";
	 if (sign) {sign.src = sign.src.replace('minusSign','plusSign');}
    }
   }
}


function favorieten(){
var bookmarkurl="http://www.afvallen-voeding.nl/"
var bookmarktitel="Afvallen-voeding.nl"

if (document.all)
window.external.AddFavorite(bookmarkurl,bookmarktitel)
}