10. A method of building and maintaining a multi-taxonomy of product categories, organizing categories into hierarchies, creating products and attribute descriptions and adding values to said attributes, comprising the steps of: providing a computer user interface display that presents said hierarchies of data in a tree presentation form of lattice structures, navigating through said tree presentation form by means of an integrated multi-navigation path browsing system, building a multi-inheritance taxonomy by the means of said integrated multi-navigation path browsing system, and employing at least one indicator means for allowing a user to find information in said multi-taxonomy, without requiring expansion of said tree, said indicator means indicating categories beyond the immediate window wherein said products would be located.
16. A method of claim 10, wherein said means for finding information in said taxonomy, comprises floating menus associated with particular nodes which are displayed by means of clicking on said nodes.