Thanks to Moti (>http://moti-kagan.blogspot.com) for passing on the online version of Calcutta II of the Arabian Nights (1001 Nights) linked below, free and complete and in Arabic with a nice looking script too.
Unfortunately the book is scanned backwards! And it starts with the last page!
I'll try to contact Google books about it.
Here is the link to the Calcutta II online version: