Patent ID: 7546549
Filing Date: 2009-06-09
Classification: G06F,Y10S

Abstract:
1. A computer-implemented method for constraining the generation of a hierarchical structure of categories, the method comprising: displaying a hierarchical structure of existing categories in a user interface, wherein each of the existing categories are enabled for selection, wherein the user interface includes an add button configured to add a category to the hierarchical structure, wherein the user interface includes a remove button configured to remove a category from the hierarchical structure, wherein selection capabilities of the remove button are initially disabled; receiving a selection of a first category in the hierarchical structure; after receiving the selection of the first category in the hierarchical structure, receiving a selection of the add button; in response to receiving the selection of the add button. receiving a selection of the remove button after the remove button is automatically enabled; in response to receiving the selection of the remove button,