public boolean isValidReturn(java.sql.Date purchaseDate, java.sql.Date returnDate) {
		// Calculate the last day item can be returned
		Calendar lastDate = new GregorianCalendar();
		lastDate.setTime(purchaseDate);
		lastDate.add(Calendar.DAY_OF_MONTH, 15);

		Calendar retDate = new GregorianCalendar();
		retDate.setTime(new java.util.Date(returnDate.getTime()));
		
		return retDate.before(lastDate) || retDate.equals(lastDate);
	}