When writing in HTML, the tag is a block element used to designate an object embedded in to a web page. It is useful for adding plugin handled resources such as Java applets, Flash, PDF, and ActiveX and audio and video. Similar to , the tag lets you nest one web page within another. The following sections contain information about this tag, including an example of it in use, and related attributes and browser compatibility. Example of code Your browser does not support the tag. Example result Your browser does not support the tag. The tag can pass parameters to a plugin that is embedded using the tag. Example of code Example result Attributes Deprecated attributes Compatibility Related information Attributes Within an HTML tag, an attribute dictates certain aspects of an HTML element. Attributes are made up of a name and value pair; all tags support standard attributes. The following table shows all of the current unique HTML attributes for the tag, and a description of each. Deprecated attributes A deprecated attribute is one that may function currently but is not supported in going forward. While the attribute may work with the current version of HTML, it will eventually be phased out. It is better to avoid using these attributes to help future-proof your website. Compatibility Browser, Client-side, Compatibility, Container tag, Image map, Nesting, Object, Server-side, Web design terms, Web page, Whitespace Related information How to insert a movie or video in an HTML document. How to create a link to play a sound file in HTML. HTML and web design help and support.