gistfile1.js

Research.FormattedListItemView = SC.ListItemView.extend({
  renderLabel: function(context, label) {
    var del       = this.displayDelegate,
        formatter = this.getDelegateProperty("contentFormatter", del);
    label = (formatter && label) ? formatter(label) : label;
    context.push('<label>', label || '', '</label>') ;
  },
  toolTip: function() {
    var content = this.get('content'),
        del     = this.displayDelegate,
        key     = this.getDelegateProperty('contentToolTipKey', del);
    return content[key];
  }.property('content')
});