jQuery - remove class from randomly chosen list item

jQuery - remove class from randomly chosen list item

References

Reference NO 1

http://stackoverflow.com/questions/15195132/jquery-remove-class-from-randomly-chosen-list-item-retain-ability-to-re-call

Reference NO 2

http://stackoverflow.com/questions/18101314/continuously-add-and-remove-class-to-a-random-element-with-jquery

Reference NO 3

http://api.jquery.com/removeClass/

Reference NO 4

http://www.raymondcamden.com/index.cfm/2012/10/23/Stop-using-jQuery-all-the-time

Reference NO 5

http://wwwendt.de/tech/dynatree/doc/dynatree-doc.html

Reference NO 6

http://blog.huidesign.com/automatically-highlight-current-page-in-navigation-with-css-jquery/

Reference NO 7

http://www.artzstudio.com/2009/04/jquery-performance-rules/

Reference NO 8

https://github.com/MatthewMueller/cheerio