Two questions on flickr and photography

Q&A that appeared in bangaloreshutterbugs@yahoogroups.com

I have two questions in relation to safeguard of photographs published on Flickr etc. I have come across many instances where photographs have been stolen.

1. How can I watermark my images? I do not have Photoshop.

A. Using GIMP @ http://www.gimp.org/. Tutorial @ http://www.tankedup-imaging.com/bumpmap.html

2. How can I disable "download" function in Flickr?
A. Flickr provides a way @ http://www.flickr.com/account/prefs/downloads/