jQuery Expander

see example: http://plugins.learningjquery.com/expander/

Javascript code:

<script type="text/javascript">
$(document).ready(function() {

  // simple example, using all default options
  $('div.expandable p').expander();
  
  // *** OR ***
  
  // override some default options
  $('div.expandable p').expander({
    slicePoint:       80,  // default is 100
    expandText:         '[...]', // default is 'read more...'
    collapseTimer:    5000, // re-collapses after 5 seconds; default is 0, so no re-collapsing
    userCollapseText: '[^]'  // default is '[collapse expanded text]'
  });
  
});
</script>