If i place single image into folder Camera 1
\Camera 1\January 01\
\Camera 1\February 17\
\Camera 1\March 21\
\Camera 1\Camera-Thumbnail.jpg
And navigate in folder view inside XnViewMP one directly up so i see folder Camera 1 then will have one thumbnail assigned in upper right corner.

Would be nice if there's only one image inside folder then XnViewMP will show one one big thumbnail covering entire folder.
