update js code to add styling
refactor and update code to add code flexibility
add classes for overlay feature
substitute id's for classes for the overlay feature
Merge branch 'master' of https://github.com/mule-deer-2013/siteKick into overlayUpdate
Merge pull request #33 from mule-deer-2013/overlayUpdate

Overlay feature: refactor js code for overlay feature and finalized building this feature