Need to work out mortgage interest repayments? This calculator is provided for you as a guide and you will still need to confirm the exact repayments with your  financial advisor or the mortgage company involved.
how much is the property worth? 
what is your deposit?
over how many years (i.e 25) ?
what is the mortgage interest rate

now press here...  
no of payments
interest only
capital and interest (repayment)