[ Software ] Open Question : How do you delete rows at the end of a document?

you can view my excel document here: https://spreadsheets.google.com/pub?key=0ApDr7NXtXNekdHMwODhhTHhHZ1dyMUtiazRoRldwU3c&authkey=CMLcwIwC&hl=en&output=html What I would like to do is get rid of all the rows at the bottom to help improve the looks. Does anyone know how to do this? Thank you!!