1. A method of storing a Universal Resource Identifier (URI) of a document composed in a markup language, said method comprising: storing said URI of said document, thereby creating a stored URI; determining a label based on selecting between a value of a first attribute of an element of said document and a value of a second attribute of said element; and storing said label in association with said stored URI.
1. A method of storing a Universal Resource Identifier (URI) of a document composed in a markup language, said method comprising: storing said URI of said document, thereby creating a stored URI; determining a label based on selecting between a value of a first attribute of an element of said document and a value of a second attribute of said element; and storing said label in association with said stored URI. 9. The method of claim 1 wherein said second attribute of said element represents a character string no more than half a length of said first attribute.