This is really the problem when I'm using opera browser. I'm fond of backing up articles that I want to ms word(by copy pasting and save as pdf) because I believe that websites don't really last long. How can I enable opera to highlight images as well, because if you have already used opera for highlighting web pages you should have notice that it doesn't highlight images.
Simple answer: you can't.
however, there is a workaround being discussed here:
... but i couldn't get it to work in Opera 10.