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Page Visibility. Abstract This specification defines a means for site developers to programmatically determine the current visibility state of the page in order to develop power and CPU efficient web applications.
Status of this document This section describes the status of this document at the time of its publication. Other documents may supersede this document. A list of current W3C publications and the latest revision of this technical report can be found in the W3C technical reports index at. DeviceOrientation Event Specification. Abstract This specification defines several new DOM events that provide information about the physical orientation and motion of a hosting device.
Status of This Document This section describes the status of this document at the time of its publication.