public void deleteRow(int index) {
		// delete row from database
		EntityTransaction userTransaction = manager.getTransaction();
		userTransaction.begin();
		projectService.deleteProject((String) getValueAt(index, 0));
		userTransaction.commit();

		projectResultList.remove(index);

		int row;
		int col;
		for (row = index; row < numrows; row++) {
			for (col = 0; col < numcols; col++) {
				fireTableCellUpdated(row, col);
			}
		}
		numrows--;
	}