// JavaScript Document
function sumPrijzenNL(aantal) {
	var prijs = $('ned_prijs_foto').innerHTML;
	prijs = prijs.replace(",",".");
	var totaal = prijs * aantal.value;
	totaal = totaal.toString();
	totaal = totaal.replace('.',',');
	
	var rounded = roundNumber(totaal, 2);
	var decstart = rounded.indexOf(",")
	var dec = rounded.substring(decstart+1);

	if(dec.length < 2) {
		rounded += "0";
	} 
	$('total_fotos_nl').innerHTML = rounded;
}

function sumPrijzenBUIT(aantal) {
	var prijs = $('buit_prijs_foto').innerHTML;
	prijs = prijs.replace(",",".");
	var totaal = prijs * aantal.value;
	totaal = totaal.toString();
	totaal = totaal.replace('.',',');
	
	var rounded = roundNumber(totaal, 2);
	var decstart = rounded.indexOf(",")
	var dec = rounded.substring(decstart+1);

	if(dec.length < 2) {
		rounded += "0";
	}
	$('total_fotos_buit').innerHTML = rounded;
}



function roundNumber(num, dec) {
	num = num.replace(",",".");
	var result = Math.round(num*Math.pow(10,dec))/Math.pow(10,dec);
	result = result.toString();
	result = result.replace('.',',');
	return result;
}