Functionalities of the web aplication

- a registred user will have to be able to login using the web interface and will have a personalized set of access rights. The access rights are personalized in order to assure differentiated access to the data.
- data input will be done through the web interface and the user will be able to modify data and generate reports according to his rights.
- the data will be displayed in the web page (tables) and they can also be saved in a standard format (xml).
- the application will allow register users to bid on exposed products and purchase products online
- data validation will be incorporated in the user interface module which will generate errors when certain inputed data is invalid.