Html360Viewer is an HTML based 360 photo viewer buit using just vanella Javascript.
See it running at: [http://www.nexus-solutions.org/Html360Viewer/Pano.html?http://www.nexus-solutions.org/Html360Viewer/VR/Photo360.JPG]
To use your own image change the search string to point to you image URL:
http://www.nexus-solutions.org/Html360Viewer/Pano.html? your image URL
Let me know if you have any question