Compound Interest Calculator
"This calculator script calculates compound interest given a principal value, interest rate and time. By default, the script generates a summary page containing monthly principal and interest payments and number of years to pay of the loan amoutn. Moreover, the following options are avaialbe: 1) A schedule of payments table listing each one of the monthly payments, principal balance (both beginning and ending) and interest payment through the life of a given loan. 2) An option to include additional monthly payments that shows how a little monthly additional payments cuts down on your interest paymenet [or accelerates your pay down]. "