how to get this effect....

how do i get the effect of having copyright symbols (or any other text) on images when you highlight them....
like this....
http://www.endeffect.com/
hit select all and look at the images..... is it a watermark?

Just have a transparent background and write all over it with a white font.

Like so:

http://home.nyc.rr.com/webspaceof/watermark.html

Select away.

lol very appropriate word for such and example