CurrencyFormatter.js allows users to format numbers in a variety of currency formats. It contains 155 currency definitions, and 715 locale definitions right out of the box, and can handle unusually formatted currencies, such as the INR and is completely configurable.
autoNumeric is a jQuery plugin that automatically formats currency and numbers as you type on form inputs. It supports most International numeric formats and currency signs including those used in Europe, North and South America, Asia and India (lakhs).
maskMoney is a jQuery plugin to mask data entry in the input text in the form of money (currency).