Hide & Show JQuery Plugins

Yo Yo UI geeks :D ready for some awesome JQuery yummy tools? well, today we got 5 jquery plugins that will easily enable you to put hidden sliders in your page, make dropdown sign in, notification bars on top of pages, and even make a form amazingly transform into a totally different form (la se7r wala sha3waza)

So, enjoy, implementations are very simple and basic, play around and have fun, and don't forget to post your comments and questions in the comment box below, let us know which 1 did you try and how useful was this for you.
Here we go

1. Notification bar on top of page

Demo

Download

2. Reveal an additional interaction pane, slide the page to reveal additional content

Demo

Download

3. Slider from left or right on top of other elements on page

Demo

Download

4. Animated form on form transition

Demo

Download

5. Twitter sign in dropdown box

Demo

Download