This simple plugin helps you to give more life to the boring timelines. Supports horizontal and vertical layouts, and you can specify parameters for most attributes: speed, transparency, etc.

1. Include the jQuery library and this plugin:
2. Initialize with $().timelinr();
3. Configure the initialize function with parameters provided in the documentation
4. Set up html is the following syntax:

<div id="timeline">
   <ul id="dates">
      <li><a href="#">date1</a></li>
      <li><a href="#">date2</a></li>
   </ul>
   <ul id="issues">
      <li id="date1">
         <p>Lorem ipsum.</p>
      </li>
      <li id="date2">
         <p>Lorem ipsum.</p>
      </li>
   </ul>
   <a href="#" id="next">+</a> <!-- optional -->
   <a href="#" id="prev">-</a> <!-- optional -->
</div>

And the documentation also comes in Spanish, te diviertes!
Documentation and DEMOS