I\'d like to be able to take a screenshot of a page and give the user the option to save it to their desktop (with a standard OS file save prompt). Is this possible from the
Take a look at this HTML5Rocks update: http://updates.html5rocks.com/2011/08/Saving-generated-files-on-the-client-side
Here's a demo of this in action: http://eligrey.com/demos/FileSaver.js/