/* Program to read in a known number of data items and store them in an array */

var paymentArray = new Array (4);
var total = new Number;

document.write('Array program to display a customers four quarterly bills to an Electricity company & show the total due');

total = 0

for (var quarter = 0; quarter < paymentArray.length; quarter = quarter + 1)
{
paymentArray[quarter] = window.prompt('Enter payment value','')

}; 
document.write('<BR>' + '<BR>');
document.write('Confirmation of amounts payable' + '<BR>' + '<BR>');


for (var quarter = 0; quarter < paymentArray.length; quarter = quarter + 1)
{
document.write(paymentArray[quarter] + '<BR>')

total = total + Number(paymentArray[quarter])
total = parseFloat(total) 
}
document.write('total amount paid is ' + total + '<br>')