If you can't login, Please check the browser cookies:
What is a Cookie?
A cookie is a piece of information sent to a browser by a Web Server, It's
often used to store preferences related to a website.
To enable cookies in IE 7:
- Click Start > Control Panel. (Note: with Windows XP Classic View, click
the Windows Start button > Settings > Control Panel).
- Double-click the Internet Options icon.
- Click the Privacy tab.
- Click the Advanced button.
- Select the option 'Override automatic cookie handling' under the Cookies
section in the Advanced Privacy Settings window.
- Select the 'Accept' or 'Prompt' option under 'First-party Cookies.'
- Select the 'Accept' or 'Prompt' option under 'Third-party Cookies.'
(Note: if you select the 'Prompt' option, you'll be prompted to click OK
every time a website attempts to send you a cookie.)
- In the Internet Options window, click OK to exit.
To enable cookies in IE 6:
- Click Start > Control Panel. (Note: with Windows XP Classic View, click
the Windows Start button > Settings > Control Panel).
- Click the Advanced button.
- Select the option 'Override Automatic Cookie Handling.'
- Select the 'Accept' or 'Prompt' option under 'First-party Cookies.'
- Select the 'Accept' or 'Prompt' option under 'Third-party Cookies.'
(Note: if you select the 'Prompt' option, you'll be prompted to click OK
every time a website attempts to send you a cookie.)
- In the Internet Options window, click OK to exit.
To enable cookies in Mozilla Firefox 2.x (PC):
- Click Tools > Options.
- Click Privacy in the top panel.
- Select the checkbox labeled 'Accept cookies from sites.'
- Click OK.
To enable cookies in Mozilla Firefox 1.x (PC):
- Click Tools > Options.
- Click Privacy in the top panel.
- Click the Cookies tab.
- Select the checkbox labeled 'Allow sites to set cookies.'
- Click OK.
To enable cookies in Mozilla Firefox (Mac):
- Go to the Firefox drop-down menu.
- Select Preferences.
- Click Privacy.
- Under Cookies, select the option 'Allow sites to set Cookies.'
To enable cookies in Safari:
- Go to the Safari drop-down menu.
- Select Preferences.
- Click Security in the top panel.
- Under 'Accept Cookies' select the option 'Only from sites you navigate
to.'
If you've already checked that your cookies are enabled and you're still
seeing an error message that Your current browser is set to block cookies, try
opening a new window in your browser. Sometimes using tabs in a single browser
instance can cause your cookies to stick.
If you're still receiving this error message, you may need to clear your
cache and delete your cookies.