7. A method as recited in claim 6 , wherein the television broadcast is displayed with other parts of the markup-language document.
7. A method as recited in claim 6 , wherein the television broadcast is displayed with other parts of the markup-language document. 9. A method as recited in claim 7 , wherein one or more markup-language tags included in the markup-language data include an attribute specifying a level of transparency for one or more portions of the markup-language document overlying at least some of the television broadcast, the method further including: displaying the television broadcast and the overlying one or more portions of the markup-language document in accordance with the level of transparency specified in the transparency attribute of the at least one of the markup-language tags.