Usage of Pictures

If I use the fotos of your oroginal template do i have to mention the origin of the photos somewhere? e.g. copyright of the pictures by hotthemes?
i don´t want to get trouble becouse of copyright problems.
thank you

The pictures on our templates are used for demonstration purposes only and should be changed on your live site with your own images, according to our Terms of service.

www.hotjoomlatemplates.com/terms-of-service

Regards
Milos

thx - for answering