Authors may use the LINK element to provide a variety of information to search engines, including: * Links to alternate versions of a document, written in another human language. * Links to alternate versions of a document, designed for different media, for instance a version especially suited for printing. * Links to the starting page of a collection of documents. The examples below illustrate how language information, media types, and link types may be combined to improve document handling by search engines. In the following example, we use the hreflang attribute to tell search engines where to find Dutch, Portuguese, and Arabic versions of a document. Note the use of the charset attribute for the Arabic manual. Note also the use of the lang attribute to indicate that the value of the title attribute for the LINK element designating the French manual is in French...