How do I add labels to structures in three.js onMouseClick?

How do I add labels to structures in three.js onMouseClick?

References

Reference NO 1

http://stackoverflow.com/questions/11447821/how-to-add-label-to-a-three-mesh

Reference NO 2

http://stemkoski.github.io/Three.js/

Reference NO 3

https://developers.google.com/analytics/devguides/collection/gajs/eventTrackerGuide

Reference NO 4

http://techslides.com/over-1000-d3-js-examples-and-demos/

Reference NO 5

http://forum.zkoss.org/

Reference NO 6

http://www.sitepoint.com/javascript-custom-events/

Reference NO 7

http://jacksasylum.eu/ContentFlow/docu.php

Reference NO 8

https://github.com/mbostock/d3/wiki/Gallery