Why have i lost facebook connection on my ipad fcxcc??

[iMore Question]

I HAVE AN APPLE IPAD FPXCC.I HAVE USED IT WELL THE LAST THREE YEARS EVEN ABROAD.
THIS WEEK I CANNOT CONNECT TO MY FACEBOOK ACCOUNT.
THE COG ICON IS STILL SPINNING WHILS IT TELLS ME THAT I AM CONNECTED TO MY HOME MODEM
IN SETTINGS THE COG IS STILL TURNING ON THE LINE OF MY PROVODER OF MODEM AS WELL AS TWO LINES BELOW AT
(choose a network) the cog is turning there as well for this last week.
WHAT CAN I DO TO CORRECT THIS. to bring my internet and fb etc back ,
thank you,
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