http://apiwiki.twitter.com/Twitter-Search-API-Method:-trends

Latest 10 topics that are currently trending on Donbaler. It includes the time of the request, the name of each trend, and the url to the Search results page for that topic.

Usage:http://donbaler.com/1/trends.format
Method: GET
Supported Formats: XML, JSON
Requires Authentication: false
API rate limited: true
Parameters: http://apiwiki.twitter.com/Twitter-Search-API-Method:-trends
Response: http://apiwiki.twitter.com/Twitter-Search-API-Method:-trends

Example:http://donbaler.com/1/trends/top10.json