Template engine in JavaScript. Plugin to jQuery.
Project page: http://plugins.jquery.com/project/jTemplates
Code:

Data: (click to hide/show)
var data = {
 name: 'User list',
 list_id: 4,
 table: [
  {id: 1, name: 'Anne', age: 22, mail: 'anne@domain.com'},
  {id: 2, name: 'Amelie', age: 24, mail: 'amelie@domain.com'},
  {id: 3, name: 'Polly', age: 18, mail: 'polly@domain.com'},
  {id: 4, name: 'Alice', age: 26, mail: 'alice@domain.com'},
  {id: 5, name: 'Martha', age: 25, mail: 'martha@domain.com'}
 ]
};

Results: