Any chance you have an extra monitor to plug in and see if it is related to 
just the screen? When you say 'an area', how big is it?
Bill



> On Aug 20, 2015, at 1:47 PM, Nora Probasco <[email protected]> wrote:
> 
> For the past couple of months, while working on my Mac Mini, an area on my 
> display has been blinking. Sometimes it blinks red, then other times green, 
> and now just white & blue. I click on it and it goes away for a bit only to 
> come back. Could that be a virus or what?  
> 
> Nora
> 
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