// JavaScript Document

/*---------------------------------- Print料金  -------------------------------------*/
function PrintChargeList() {
	this.list = new Array();
}

var _printChargeList = new PrintChargeList(); //料金表

function printCharge(num, index) {
	var discount = DiscountForNumber(num);
	return _printChargeList.list[discount][index];
}

function setPrintCharge() {
	chargeArray = new Array();
	for (i = 0 ; i < arguments.length ; i++) {
		chargeArray[i] = arguments[i];
	}
	_printChargeList.list.push(chargeArray);
	
	return _printChargeList.list.length - 1; 
}

var _discount0 = setPrintCharge(890, 1580);
var _discount1 = setPrintCharge(780, 1360);
var _discount2 = setPrintCharge(690, 1180);
var _discount3 = setPrintCharge(640, 1080);
var _discount4 = setPrintCharge(590, 980);

function DiscountForNumber(num) {
	if (num < 9 || isNaN(num)) {
		return  _discount0;
	}	else if (num < 18) {
		return _discount1;
	}	else if (num < 27) {
		return _discount2;
	}	else if (num < 50) {
		return _discount3;
	}	else {
		return _discount4;
	}
}