| 摘要 |
<p>Methods, systems, and apparatus, including computer program products, for presenting advertisements. In one aspect, audiovisual content is presented to a user. An indicator is presented together with the audiovisual content to the user. The indicator is associated with one or more tags. Input selecting the indicator is received from the user. An advertisement, associated with the indicator and dynamically selected based at least in part on one or more of the tags, is presented to the user.</p> |
