/* JavaScript Document
Name: accomCalculator
it calculates the cost for accommodation, daily - weekly - monthly
*/
//------------------------------------------------------
//----> Accommodation pre-set prices, apply to future changes
var room_bathroom = 45

var regular_room = 38

var weekly_discount = .05	//10%
var monthly_discount = 0.1	//30%

//------------------------------------------------

function calcAccom(){
	var room_type;
	var num_people;
	var aForm = document.form1;
	//----> get the room type
	room_type = getRoomType(aForm);
		
	//----> get number of people
	num_people = aForm.num_people.options[aForm.num_people.selectedIndex].text;
	//aForm.num_people.selectedIndex = aForm.num_people.selectedIndex;
	//alert(room_type);
	//alert(num_people);
	if(num_people > 0 && room_type > 0){
		//alert("ok");
		var room = 0;
		if(room_type == 1){		//room with bathroom
			if(num_people > 1){
				room = (room_bathroom + 5 * (num_people-1));
			}
			else{
				room = room_bathroom;
			}
			aForm.daily.value = room
			aForm.w.value = aForm.daily.value * 7;
			aForm.weekly.value = aForm.w.value * 0.95
						
			aForm.m.value = aForm.daily.value * 30;
			aForm.monthly.value = aForm.m.value * 0.9
		}
		else{	//regular room
			if(num_people > 1){
				room = (regular_room + 5 * (num_people-1));
			}
			else{
				room = regular_room;
			}		
			aForm.daily.value = room;
			aForm.w.value = aForm.daily.value * 7;
			aForm.weekly.value = aForm.w.value * 0.95
			
			aForm.m.value = aForm.daily.value * 30;
			aForm.monthly.value = aForm.m.value * 0.9
		}
		//----> round the weekly and monthly results
		aForm.weekly.value = roundTo(aForm.weekly.value, -1);		
		aForm.monthly.value = roundTo(aForm.monthly.value, -1);
	}
	return false;
}

function roundTo(num,pow){
  num *= Math.pow(10,pow);
  num = (Math.round(num)/Math.pow(10,pow))+ "" ;
  /*if(num.indexOf(".") == -1)
    num += "." ;*/
  while(num.length - num.indexOf(".") - 1 < pow)
    num += "0" ;
  return num ;
}

function getNumPeople(aForm){
	
}

function getRoomType(aForm){
	var room_type = 0;
	if(aForm.radiobutton[0].checked){
		room_type = aForm.radiobutton[0].value;
	}
	else if(aForm.radiobutton[1].checked){
		room_type = aForm.radiobutton[1].value;
	}
	return room_type;
}