Written for teachers of the same name benefit. Objective: to give an idea about the FF, designed for teachers-users who have completed a computer literacy course.
For teaching people may be of interest as a tool for the Internet course.
For non-educational habra people, to warn in advance the cries of "Well, it's obvious!" Or "Why retell the obvious?" Yes, there are such :-)))
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You can download and use.
Link.I would welcome any comments, bug fixes and constructive corrections. Thank you in advance.