function CalcCleaning() { // Računa broj dana i upisuje ga poc Cleaning
	var form = document.forms[0]
	var sDate = new Date(form.fYearS.value,parseInt(form.fMonS.value),form.fDayS.value)
	var eDate = new Date(form.fYearE.value,parseInt(form.fMonE.value),form.fDayE.value)
	var sDateMs = sDate.getTime()
	var eDateMs = eDate.getTime()
	var Razlika // Rezervacija u danima

	Razlika = Math.round((eDateMs-sDateMs)/864e5) // razlika u danima, milisekunda u dane
//	Razlika = Math.round((eDateMs-sDateMs)/(1000*60*60*24)) // razlika u danima, milisekunda u dane
	form.fCleaning.value = Razlika
	form.hfCleaning.value = Razlika
	}

function test(year,value){
	return (year/value==Math.floor(year/value));
}
function checkDate(date,month,year){
 var dayNum=new Array(31,28,31,30,31,30,31,31,30,31,30,31);
 if (month!=2 && dayNum[month-1]>=date) return true;
 else if (month==2)
 {
  dayNum=(test(year,400))?29:(test(year,100))?28:(test(year,4))?29:28;
  if (dayNum>=date) return true;  
 }
 return false;
}

function MaloPrije() { // Vraća se korak natrag
	var form = document.forms[0]
	var step = form.fStep.value  // koji je step u hidden fieldu
	form.salji.value = "Processing..."
	if (step == '4' || step == '2' || step == '3' || step == '4') {
		form.fStep.value = parseInt(step) - 1;
		} else {
		form.fStep.value = '1';
		}
	form.submit()		
}