Loader

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run loader or download on BitBucket jQuery.PercentageLoader is a jQuery plugin for displaying a progress widget in more visually striking way than the ubiquitous horizontal progress bar / textual counter. http://widgets.better2web.com/loader/

Percentage Loader

Google Analytics doesn't track file downloads automatically. I needed unobtrusive and framework agnostic download tracking for Google Analytics. http://techoctave.com/c7/posts/58-entourage-js-automatic-download-tracking-for-asynchronous-google-analytics

Entourage.js - Automatic Download Tracking for Asynchronous Google Analytics

spin.js

Example http://fgnass.github.com/spin.js/