HTML and Javascript Encryption

A strong AES based encryption for contents for HTML + Javascript environment. Should allow encryption of HTML contents (for example: E-Books), and decrypting it using a password, with no need to install any components or applications, but to be only using HTML and Javascript for implementation. ## Deliverables We are developing and marketing E-Books and E-Contents related products for computers and mobile phones. We would like the contect to be accesible only using a strong password. The solution should allow us to encrypt the contents and decrypt it back, after password is enetered. That should work with no external componenets, or applications, but only using the default web browser, and pure HTML and Javascript code for encryption, decryption and display it after password is entered. A bid should be accompanied with a short SRS