For the past week or so I have been unable to resign or offer/claim draw.
Very frustrating for me and worse for my opponents.
I am using Chrome on Windows 7
You might try the information in the following:
https://www.chess.com/forum/view/site-feedback/resign-button-5#comment-127327772
The site recently updated some code that isn't supported on older browser and that code will be used in additional places as time goes on.
Since you're on Windows 7, you probably don't have an option to update to a newer version of Firefox.
For the past week or so I have been unable to resign or offer/claim draw.
Very frustrating for me and worse for my opponents.
I am using Chrome on Windows 7