JSEcoin is a coin that allows you to mine in the browser using your CPU to earn the coin free online. They have plans to make tools to allow merchants to use this to for web stores and it will be arriving on exchanges soon.
You will receive some free JSECoin for registering an account also.
1 - Register for the site here: https://jsecoin.com/o/?a=32850
2 - Click the "Mining" tab on the sidebar
3 - Click the "Start Mining" button
4 - The browser should now start mining you JSECoin and you will be rewarded when you find Hashes
5 - To increase the Hash rate you can click the "Settings" button then slide the slider bar over to the right
You should now be mining at full speed and if you leave it running will earn free JSECoin.
You will receive some free JSECoin from me by using the registration link below.