In the first frame do this:
this.onLoad=function(){prevFrameCounter=0;};

For the frame that you want to view the previous one, put this:
prevFrameCounter++;
if(prevFrameCounter<10){previousFrame();} //or whatever code you use to go to
previous frame....
else{nextFrame();}

In the first frame do this:
this.onLoad=function(){prevFrameCounter=0;};

For the frame that you want to view the previous one, put this:
prevFrameCounter++;
if(prevFrameCounter<10){previousFrame();} //or whatever code you use to go to
previous frame....
else{nextFrame();}