[jQuery] Question on writing a jQuery plugin

So I'm trying to create a real simple jquery plugin for sliding screens around in a wizard like format. All this is really doing is changing the CSS left property. What I want to be able to do is this $("#bigmasterframe").screenWizard(optionsObject); The options object contains things like the

[jQuery] Question about QUnit for testing ajax functionality

I am already familiar with the start() stop() abilities of qunit, so this isn't about that. My question I guess is more of process. If I develop an interactive feature that involves ajax submitting a form, and then updating the interface when the json comes back successful, how should I design m