a new instance of NBMonitoringForm is instantiated in the execute method to ensure that we are using a new form each time this starter action is called
modified the validate method, the validate method doesnt check whether the title or content fields are empty, because the fckeditor buts in <br> tags even when there is no content
added the buttons for export portfolio in teacher and learner mode, and learner button in author and teacher mode as well this file is just used for testing purposes only.
modified the struts action "instructions": added code to initialise the attachment map, used to view the attachments that have been made with this specific tool content id