js怎样根据初始级别与结束级别得出钱与天数，根据1-60级写1-70级
这是1-60的代码
Itemarray = new Array
(
new Array(1, 0, 0),
new Array(2, 1, 1),
new Array(3, 1, 1),
new Array(4, 1, 1),
new Array(5, 1, 1),
new Array(6, 1, 1),
new Array(7, 1, 2),
new Array(8, 1, 2),
new Array(9, 1, 2),
new Array(10, 1, 3),
new Array(11, 1, 3),
new Array(12, 1, 3),
new Array(13, 1, 4),
new Array(14, 2, 4),
new Array(15, 2, 4),
new Array(16, 3, 5),
new Array(17, 3, 5),
new Array(18, 3, 6),
new Array(19, 3, 6),
new Array(20, 4, 7),
new Array(21, 5, 7),
new Array(22, 5, 8),
new Array(23, 5, 9),
new Array(24, 5, 9),
new Array(25, 5, 10),
new Array(26, 5, 10),
new Array(27, 5, 11),
new Array(28, 5, 11),
new Array(29, 6, 12),
new Array(30, 6, 12),
new Array(31, 6, 12),
new Array(32, 6, 12),
new Array(33, 7, 13),
new Array(34, 7, 13),
new Array(35, 7, 13),
new Array(36, 7, 13),
new Array(37, 9, 14),
new Array(38, 9, 14),
new Array(39, 9, 14),
new Array(40, 9, 15),
new Array(41, 10, 15),
new Array(42, 10, 15),
new Array(43, 10, 16),
new Array(44, 10, 16),
new Array(45, 11, 17),
new Array(46, 11, 18),
new Array(47, 12, 19),
new Array(48, 12, 20),
new Array(49, 12, 21),
new Array(50, 12, 22),
new Array(51, 13, 23),
new Array(52, 13, 24),
new Array(53, 14, 26),
new Array(54, 14, 26),
new Array(55, 15, 28),
new Array(56, 15, 28),
new Array(57, 18, 30),
new Array(58, 18, 30),
new Array(59, 21, 32),
new Array(60, 21, 32)
);

function activate(form)
{
var StartLevel = form.StartLevel.value;
var EndLevel = form.EndLevel.value;
if ((StartLevel == " ") | (EndLevel == " "))
{
alert( "Please Enter Your Start and Target Level ");
form.StartLevel.focus();return false;
}
StartLevel = StartLevel*1;
EndLevel = EndLevel*1; // convert string to number
if (StartLevel > EndLevel)
{
alert( "Target level must be greater than start level. ");
form.StartLevel.select();return false;