Internet explorer not responding in farmville

hi,
there is a messege which pops up on my screen sometimes when i am playing farmville ,it says that internet explorer is not responding.the folowing add on was on when the problem occured.

NAme adobe flash player active x.
what is this and how should i get rid of it .i have reinstalled flash player and its enabled also but still the problem persists.pls help me this is screwing my brains now..