var num = 2;
function addafriend(){
	num++;
  var holder = document.getElementById('addafriendholder');

	var newdiv = document.createElement('div');
  holder.appendChild(newdiv);
	
	var newlabel = document.createElement('label');
	newlabel.htmlFor = 'vriend_naam_'+num;
	var text = document.createTextNode("naam: ");
	newlabel.appendChild(text);
	
	var newinput = document.createElement("input");
	newinput.name = "vriend_naam["+num+"]";
	newinput.id = "vriend_naam_"+num;
	
	newdiv.appendChild(newlabel);
	newdiv.appendChild(newinput);
		
	var newdiv = document.createElement('div');
  holder.appendChild(newdiv);
	
	var newlabel = document.createElement('label');
	newlabel.htmlFor = 'vriend_email_'+num;
	var text = document.createTextNode("e-mailadres: ");
	newlabel.appendChild(text);
	
	var newinput = document.createElement("input");
	newinput.name = "vriend_email["+num+"]";
	newinput.id = "vriend_email_"+num;
	
	newdiv.appendChild(newlabel);
	newdiv.appendChild(newinput);
	
	var cleardiv = document.createElement('div');
	cleardiv.innerHTML = " "
	cleardiv.className = "sendclear";
  newdiv.appendChild(cleardiv);
}
/*

						<div>
							<label for="vriend_naam_2">naam:</label>
							<input type="text" name="vriend_naam[2]" id="vriend_naam_2" />
						</div>
						<div>
							<label for="vriend_email_2">e-mailadres:</label>
							<input type="text" name="vriend_email[2]" id="vriend_email_2" />
						</div>
						<div class="sendclear">&nbsp;</div>
*/
function changeClass(object){
	switch(object.className){
		case 'subitem':
			object.className = 'subitem-hover';
			break;
		case 'subitem-hover':
			object.className = 'subitem';
			break;
	}
}
function onTime(verschil, day, month, year, knop, msg){
	var dag = document.getElementById(day).value;
	var maand = document.getElementById(month).value;
	var jaar = document.getElementById(year).value;
	var myDate=new Date();
	myDate.setFullYear(jaar,maand-1,dag-verschil);
	var today = new Date();
	if (myDate>today) {
		document.getElementById(knop).click();
	} else {
		alert(msg);
	}
}
function print_fax_form() {
	if (CheckIsIE() == true){
		document.faxframe.focus();
		document.faxframe.print();
	} else {
		window.frames['faxframe'].focus();
		window.frames['faxframe'].print();
	}
}
function CheckIsIE() {
	if (navigator.appName.toUpperCase() == 'MICROSOFT INTERNET EXPLORER') { return true;}
	else { return false; }
}
function showPage(currentPage, what){
	div = document.getElementById("page_"+currentPage);
	div.style.display = "none";
	div = document.getElementById("page_"+what);
	div.style.display = "inline";
}
function openKookboekPagina(pagenum){
	switch(pagenum){
		case 2:
		case 3:
			jQuery.facebox({image:'/images/kookboek/2-3.jpg'});
			break;
		case 4:
		case 5:
			jQuery.facebox({image:'/images/kookboek/4-5.jpg'});
			break;
	}
}

var headline_count;
var headline_interval;
var old_headline = 0;
var current_headline = 0;
 
$(document).ready(function(){
  headline_count = $("div.headline").size();
  $("div.headline:eq("+current_headline+")").css('top', '5px');
  
  headline_interval = setInterval(headline_rotate,10000); 
  /*
	$('#scrollup').hover(function() {
    clearInterval(headline_interval);
  }, function() {
    headline_interval = setInterval(headline_rotate,5000); 
    headline_rotate();
  });
	*/
});
 
function headline_rotate() {
  current_headline = (old_headline + 1) % headline_count; 
  $("div.headline:eq(" + old_headline + ")")
    .animate({top: -205},"slow", function() {
      $(this).css('top', '210px');
    });
  $("div.headline:eq(" + current_headline + ")")
    .animate({top: 5},"slow");  
  old_headline = current_headline;
}

function checkRekeningNumber(object){
	var nummer = object.value;
	nummer = nummer.toUpperCase();
	var dingen = Array("A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", " ", ".", ",", "!", "@", "#", "$", "%", "^", "&", "*", "(", ")", "_", "-", "+", "=", "[", "]", "{", "}", "|", "\\", ":", ";", "'", "<", ">", "/", "?", "\"", "~", "`");
	var aantalitems = dingen.length;
	for (i=0;i<=aantalitems;i++){
		nummer = nummer.split(dingen[i]);
		nummer = nummer.join("");
	}
	object.value = nummer;
	var c = nummer.replace(/\D/g,'').split(''), a = c.length, e = 0;
	if(a == 9) for (var i = 0; i < 9; i++) e += (9 - i) * c[i];
	if(a < 6 || a == 8 || e % 11 != 0 || a > 9) {
		alert('U heeft een ongeldig bank- of gironummer ingevuld');
		object.focus();
	}
}