A method is provided for displaying data organized in a tree list including nodes. The method includes assigning to each node in the tree list a line structure identifying attributes of the node to be displayed; displaying at least two nodes having different line structures in a display area; and, for each of the at least two nodes, displaying, in the display area, the attributes of the node identified by the assigned line structure. The method may include displaying line structures for groups of nodes. The various displays of nodes, attributes and line structures my be altered and activated based on user input, such as selection or other indication of a particular node.