>>The one thing you'll want if you're doing Web development is FireBug. JavaScript Debugging, DOM spy, Http spy and so much more...
>>
>>If there's one plug in a developer needs for firefox that's it.
>>
>>+++ Rick ---
>
>Yes, I'm using FireBug extensively now and love it. I looked into Web Developer and it looks like a very nice tool too, but I downloaded it only recently.
>
>I wish there would be something like this for IE as well.

There is. IE Developer Toolbar provides a lot of the same features but not the debugging features.

IE 8 includes the Developer Toolbar plus a built in debugger that makes it real easy to get the script debugger to work without setup.