# Yahoo! UI Library

### dom 3.3.0

Yahoo! UI Library > dom
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### Module: dom

Adds position and region management functionality to DOM.

This module contains the following classes:

- DOM
- Selector

#### Submodules:

`dom-screen`
  Adds position and region management functionality to DOM.
`dom-style`
  Add style management functionality to DOM.
`dom-base`
  The DOM utility provides a cross-browser abtraction layer normalizing DOM tasks, and adds extra helper functionality for other common tasks.
`selector-css2`
  The selector module provides helper methods allowing CSS2 Selectors to be used with DOM elements.
`selector-css3`
  The selector css3 module provides support for css3 selectors.
`selector-native`
  The selector-native module provides support for native querySelector

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