I don't mind people copying my scripts elsewhere. I typically license my scripts under the GPL. I just don't like it when others replace my name with their name and then repost it.
Looks suspiciously like http://mirc.net/projects.php?view_snippet=1125901875 and http://mirc.net/projects.php?go=1125901875 ... And it even has the original author's contact information at the bottom, just not at the top ...
Hmm ....