[jQuery] "$ is not defined" error

I get this error in the Firefox error console: "$ is not defined". it points me to line $("div#respond>h3").html("Reply to"); I'm sure I've set jQuery properly because it works fine in other browsers and the other jQuery effects I use can work in Firefox. Only this part does not work. Actually, i

[jQuery] $ is not defined error

I get this error in the Firefox error console: "$ is not defined" and it points me to line $(document).ready( function() { I have the most up to date jQuery and I am pointing it to the correct location but I can't figure out why I get this error. Anybody else experience this?

[jQuery] $ is not defined error

I'm modifying the Drupal img_assist module, and trying to add a little jquery to the popup it creates. When I do, I get this error: $ is not defined When I view source, I see the jquery init code at the bottom of the html for both the page frameset, and for both of the framed pages (the popup us