mistasks.js

var People = { 
  setupIndex: function() {
    $$('a.labels').each( function(link) {
      link.onclick = function(ev) {
        ev.stop();
        $$('tr.mistasks').each( function(row) {
          if (!(row.classNames.include(link.id))) {
            row.hide();
          }   
        }); 
      }   
    }); 
  }
}