$(function() {
	$('select[name=pocetKusu]').change(function() {
		quantity = $(this).val();
		totalPrice = quantity * 1200 + 130;
		totalPriceStr = formatMonetaryAmount(totalPrice, 'Kč');
		$('#totalPrice').text(totalPriceStr);
	});

});

function formatMonetaryAmount(nStr, currency) {
	nStr = Math.round(nStr*100)/100;
	nStr += '';
	rgx = /(\d+)(\d{3})/;
	while (rgx.test(nStr)) nStr = nStr.replace(rgx, '$1' + ' ' + '$2');

	suffix = '';

	if(currency == 'Kč') {
		suffix = '';
	} else {	
		if(nStr != 0) {
			nStr = nStr.replace('\.', ',');
			if(nStr.indexOf(',') == nStr.length - 2) {
				nStr += '0';
			}
		} else {
			nStr = '0,00';
		}
	}
	
	
	return nStr + suffix + ' ' + currency;
}