The intended presentation behavior for a link, specifically the manner in which the content of a link will be displayed, for example, as embedded material or in a separate window.
| Value | Meaning | 
|---|---|
| embed | The link should be displayed as part of the initial document being viewed, i.e., the
                                 material will be embeddeddirectly into the initial document. | 
| new | The link should be displayed as a new, separate window, frame, pane, or other presentation context. | 
| none | The presentation behavior is unconstrained, and no other markup is generally available in the link to assist an application in deducing the retrieval mechanism. | 
| other | The presentation behavior is unconstrained, but other markup is generally available in the link to assist an application in deducing the retrieval mechanism. | 
| replace | The link should be displayed in the same window, frame, pane, or other presentation
                                 context as the initial document, thereby replacingthe document or other object being linked. |