Are you using a browser that doesn't support cookies, or do you have cookies disabled?

Your browser must support cookies, and the option must be enabled to sign in.

If you see a message to notify you that a Web site is trying to send you a cookie when you try to sign in, you should choose to continue or you will not be able to sign in.

To enable cookies on Internet Explorer 6/7

  1. Click Tools, and then click Internet Options.
  2. Click the Security tab.
  3. Click the Internet zone.
  4. Select a security level other than High.

-or-

Click Custom Level, scroll to the Cookies section, and then click Enable for both cookie options.

Is your JavaScript disabled?

Your browser must have JavaScript enabled for you to sign in.

To enable JavaScript on Internet Explorer 6/7

  1. Select the Internet Options... menu item in the Tools menu.
  2. Click on the Security tab at the top of the Internet Options window that pops up.
  3. From the list of zones at the top of the Security options select the internet icon.
  4. Select the button near the bottom that reads Custom Level.
  5. In the new window that pops up, scroll down to the item that reads Active Scripting.
  6. Select the option marked Enable.
  7. Click on the Ok button at the bottom of the Security Settings window.
  8. Click on the Ok button at the bottom of the Internet Options window.