Here is a different approach.
http://codepen.io/rfenik/pen/pbpZvR
This won't work as-is, move the images in the same directory and change the "hostname" and "directory" vars.
Hello,
Here is a timeline-control mechanism based on Draggable, and I'm posting it here for all to share.
http://codepen.io/rfenik/pen/vOYrGe
Thank you!