Check out URI::Escape, which is included as a part of the URI package (a standard package; ie, you probably already have it installed).

bbfu
Seasons don't fear The Reaper.
Nor do the wind, the sun, and the rain.
We can be like they are.

Thanks, I found Enurl but it isn't included, just hacked it up for my own use. I don't have root access to this computer. URI::Escape is already installed, so I'll use it. :)

A detailed How-To for locally installing modules

bbfu
Seasons don't fear The Reaper.
Nor do the wind, the sun, and the rain.
We can be like they are.

Also, in Perl Cookbook in chapter 19: CGI Programming, they have an excellent discussion on the topic.

@a=split??,'just lose the ego and get involved!';
for(split??,'afqtw{|~'){print $a[ord($_)-97]}