gistfile1.js

var ListView = Backbone.View.extend({
    tagName: 'div',
    className: 'list',
    events: {
        'click li': 'clickItem',
        'keypress': 'deleteOnKeypress'
    },

    clickItem: function(e) {
        var $target = $(e.target);
        $target.addClass('selected');
        this.selected = $target.text();
    },

    deleteOnKeypress: function(e) {
        if (e.keyCode === 8) {
          this.$el.find('.selected').remove();
        }
    }
}

var listView = new ListView();