Thanks guys.
Alcran, that is done by a program called "tops" -'Traumflieger Online Picture' freeware. It is a great little program for compressing pictures as well as adding frames and text to batches of pictures.
Hongrui - I'm sure you are correct! We will just have to wait for the taxonomists to clarify why it differs from what we are familiar with as N. mirabilis. Marcello, Francois and others have been doing a lot of research on the Indo-Chinese species and hopefully we will all get a clearer understanding once they publish more of their works.