William Wallet

Accounts
help Lists all the accounts in your wallet. You can choose to remove the currently selected account or clear all accounts from your wallet.
Account:
Balance:
Send Ether
help Send ETH from the currently selected account to another account by address. The account address must have "0x" at the beginning to be a valid address.
Send To:
Amount:
Create New Account
help Create a new account and add it to your wallet. Remember to save your address and private key in a secure location for use outside of this wallet, or to import again at a later time.

Note: the account will have no ETH upon creation but you can get some test ETH from a faucet with your address.
Address:
Private Key:
Import With Private Key
help Import an existing account into your wallet by private key. The private key must have "0x" at the beginning to be a valid address.
Private Key:
Export Wallet
help Encrypt your current wallet as a Keystore file for future use with a passphrase. It is highly recommeded to export if you are planning to leave the website as you will not be able to use your wallet again otherwise.
Passphrase:
Import Wallet
help Upload a Keystore file containing an encrypted wallet and unlock with your passphrase. If the credentials are correct, the wallet will be imported.
Keystore:
Passphrase: