Embedded externally hosted content in search result page

A method, performed by a computer system executing machine-readable instructions, the method comprising acts of:

• creating a list of identifiers that map to listed document location information of corresponding specific web documents, the specific web documents hosted on specific web sources;
• crawling web sources for web documents;
• matching crawled document location information of the crawled web sources to the listed document location information of the list;
• inserting an identifier into a specific web document as part of storing the specific web document, based on a successful match between the crawled document location information and the listed document location information;
• and
• configuring at least one processor to perform at least one of the acts of creating, crawling, matching, or inserting.

A method performed by a computer system executing machine-readable instructions, the method comprising:

• creating a list of identifiers that map to listed document location information of corresponding specific web documents, the specific web documents hosted on specific web sources;
• matching crawled document location information of the crawled web sources to the listed document location information of the list during a crawling process that crawls web sources for web documents;
• inserting an identifier into a specific web document as part of storing the specific web document, based on a successful match between the crawled document location information and the listed document location information;
• relating the identifier to an external control associated with an external specific web document;
• rendering the external control in a search engine results page at query time;
• and
• configuring at least one processor to perform at least one of the acts of creating, matching, inserting, relating, or rendering.