Please see the link below, I want same functionality but "on click":
http://imageshack.com/a/img661/6870/TtwZMW.png
When user click on "Feedback", a "div" should expand from left to right side and again on click it should set back to its position.
This "Feedback" button should also be visible when user scroll down the page.
Please reply how to do this so that it should work in all the browser's properly.