http://stackoverflow.com/questions/14069421/in-html5-how-to-show-preview-of-image-before-upload http://www.html5rocks.com/en/tutorials/file/dndfiles/ https://developer.mozilla.org/en-US/docs/Using_files_from_web_applications#Example.3a.c2.a0Showing_thumbnails_of_user-selected_images