1. A method for personalizing software programs in a computer system, comprising: determining default values for personalization data for a plurality of end-users at start-up of a program in the computer system, the default values being personalized individually with regard to a specific end-user such that the program started-up by the end-user runs in a fashion that is adapted to the individual needs or preferences of the end-user as determined by the personalization data; and providing two levels of personalization, in each of which personalization data for end-users can be stored, the two levels of personalization including a first, administrative personalization level containing administrative personalization data for end-user which can be set by a system administrator, but not by the end-user, and a second, individual personalization level containing additional, individual personalization data, which can be set by the end-user, wherein the individual personalization data of the individual personalization level overrides, modifies, or limits the administrative personalization data of the administrative personalization level.