SEO Counter is a jQuery-based character counter script designed specifically for making sure your Google search snippets don't get truncated.
If javascript is enabled in the browser, a small counter should appear after each field which counts down to zero as you type.
This script was written by Harvey Kane of RagePank.com, a New Zealand SEO Blog. You are free to use and modify this script free of charge, subject to the terms of the Lesser GPL license. If you like this script, please consider linking to http://www.ragepank.com