UI = User Interface

https://jqueryui.com

1. Widget
2. Interactions
3. Effects
4. Utilities

ad 1: 	Accordion
	Autocomplete
	Button
	Checkboxradio
	Controlgroup
	Datepicker
	Dialog
	Menu
	Progessbar
	Selectmenu
	Slider
	Spinner
	Tabs
	Tooltip

ad 2:	Draggable
	Droppable
	Resizable
	Selectable
	Sortable

ad 3:	add Class / Remove Class
	Toggle Class
	Switch Class
	Hide / Show
	Toggle
	Effect
	Easing
	Color Animation

ad 4:	Position
	Widget Factory