You are welcome!
Irfanview will do lots of things my regular 3d and 2d software won't do when it comes to simple things like previewing files and making thumbnails in batches..it even plays music and movies if you be sure to get all the plugins for it..they are free also.

Good luck!

 

“For those who believe, no proof is necessary. For those who don't believe, no proof is possible.”

[Stuart Chase]