I am Suffering from This Major Problem for Last two Days...Can any One Pls help Me///

Facebook Desktop Widget is Not Responding- Showing The Error Message That- Unable to Connect Facebook,
Also Facebook Sharing Plugin is Not Working-Showing Error message - No Network Connection-Operation Failed

I Have Tried all The Best Possible Things Like Re-Install The Facebook Installet/Desktop Widget
But All in Vain..

Pls Help