Abstract: A system for setting user-right is used to set user rights of a plurality of users. The system comprises an account creating module, a group creating module, a role creating module, a function creating module, and a relationship defining module. The account creating module creates a plurality of user accounts corresponding to the users. The group creating module creates at least one group according to the user's organization. The role creating module creates at least one functional role according to jobs or projects of the users. The function creating module creates a plurality of functions corresponding to execution items of the users. The relationship defining module defines that at least one user account is subordinate to the group, and the functional role has the right to execute at least one of the functions. The relationship defining module further creates the relationship between the group and the function role.

Abstract: A sales forecast managing system comprises a forecast receiving module, a forecast database, a forecast analyzing module, and an outputting module. At least one user inputs sales forecast information through the forecast receiving module. The sales forecast information comprises numerous sales forecasts for numerous periods and numerous products respectively. The forecast database records the input sales forecast information and storages at least one history sales forecast information, which comprises numerous history sales forecasts for periods and products. The periods of the history sales forecast information and the periods of the sales forecast information are partially overlapped. The forecast analyzing module analyses the sales forecast information and the history sales forecast information, and the outputting module outputs the analyzing result of the forecast analyzing module.