Problems logging into Facebook in Firefox

If you are getting this messge :

"Cookies Required
Cookies are not enabled on your browser. Please adjust this in your security preferences before continuing."

while trying to log into Facebook through the Firefox browser, try the procedure below.

-Click "Tools"
-Then "Options"
-Then "Privacy"
-Then the pull down menu "Firefox Will"
-Choose "Use Custom Settings for history"
-Click "Exceptions"
-Then see if Facebook is on the list of blocked sites.
-If it is then select it and click "Remove Site"
-If it's not then type it in the area above and click "Allow"
-Refresh browser and it should work.