var shoppingList = new WordList,
food = new Word('Food').appendTo(shoppingList),
drinks = new Word('Drinks').appendTo(shoppingList),
foodItems = new WordList().appendTo(food),
drinkItems = new WordList().appendTo(drinks);
foodItems.append(new Word('Eggs'));
foodItems.append(new Word('Chocolate'));
drinkItems.append(new Word('Cider'));
drinkItems.append(new Word('Milk'));
shoppingList.appendTo('body');
Hovering over these hex colors should enable a tooltip: #F00, #BADA55, #F011ED
var tooltip = new HexColorTooltip();
tooltip.bindTo('span');