15. A computer program product for invoking an audio hyperlink, the computer program product embodied on a non-transitory computer-readable medium, the computer program product comprising: computer program instructions for providing a user with an option to either enter a first keyword of the user's choice or select a second keyword provided to the user, either the first keyword or the second keyword being configured for use in a speech instruction to invoke the audio hyperlink; computer program instructions for storing a plurality of keywords to be included in a grammar, the plurality of keywords comprising either the first keyword or the second keyword; computer program instructions for identifying, through an audio anchor element, a predetermined playback time in an audio file pre-designated as having an association with the audio hyperlink; wherein the audio anchor element is a markup language element that identifies the audio file pre-designated as having an association with the audio hyperlink, a Uniform Resource Identifier (‘URI’) identifying a target resource associated with the audio hyperlink, an audio indication of the audio hyperlink, the predetermined playback time in the audio file pre-designated as having an association with the audio hyperlink, and the grammar including the plurality of keywords for speech invocation of a respective plurality of hyperlinks including the audio hyperlink; computer program instructions for playing the audio indication of the audio hyperlink at the predetermined playback time; computer program instructions for receiving from a user the speech instruction to invoke the audio hyperlink; computer program instructions for identifying, through an audio anchor element, the URI associated with the audio hyperlink; and computer program instructions for invoking the URI.
15. A computer program product for invoking an audio hyperlink, the computer program product embodied on a non-transitory computer-readable medium, the computer program product comprising: computer program instructions for providing a user with an option to either enter a first keyword of the user's choice or select a second keyword provided to the user, either the first keyword or the second keyword being configured for use in a speech instruction to invoke the audio hyperlink; computer program instructions for storing a plurality of keywords to be included in a grammar, the plurality of keywords comprising either the first keyword or the second keyword; computer program instructions for identifying, through an audio anchor element, a predetermined playback time in an audio file pre-designated as having an association with the audio hyperlink; wherein the audio anchor element is a markup language element that identifies the audio file pre-designated as having an association with the audio hyperlink, a Uniform Resource Identifier (‘URI’) identifying a target resource associated with the audio hyperlink, an audio indication of the audio hyperlink, the predetermined playback time in the audio file pre-designated as having an association with the audio hyperlink, and the grammar including the plurality of keywords for speech invocation of a respective plurality of hyperlinks including the audio hyperlink; computer program instructions for playing the audio indication of the audio hyperlink at the predetermined playback time; computer program instructions for receiving from a user the speech instruction to invoke the audio hyperlink; computer program instructions for identifying, through an audio anchor element, the URI associated with the audio hyperlink; and computer program instructions for invoking the URI. 17. The computer program product of claim 15 wherein computer program instructions for identifying a predetermined playback time in an audio file pre-designated as having an associated audio hyperlink further comprise computer program instructions for retrieving from the audio anchor element a playback time in the audio file pre-designated as having an audio hyperlink.