1. Write the abstract (150 - 200 words) as a document on the local computer. 2. Visit the registration page in order to upload the document. 3. Log in and follow the link marked "Upload and/or delete abstracts". 4. Push the button marked "Browse" to get a selection of documents. 5. Select a document and push  the button marked "Upload and/or delete abstracts". Please not that the "Upload and/or delete abstracts" link will not be visible until the administrators have noticed your registration and your wish to give a presentation (it may take a day or two)