function divToSelect(id) {
	var d  = document.getElementById(id);
	var as = d.getElementsByTagName('a');
	var o  = "<select name='"+id+"Options' ";
	    o += "onChange='location.href = this[this.selectedIndex].value'>";
	    o += "<option selected>Maak uw keuze</option>";
	for(var i=0;i<as.length;i++) {
		var a   = as[i];
		url = a.href; 
		txt = a.innerHTML;
		o  += "<option value='"+url+"'>"+txt+"</option>";
	} 
	o += "</select>";
	d.innerHTML = o;
}