For users of flipping book maker,they always output the flip page books with a Html format, in order to upload the flipping book to their own web pages. But the flipping book can not only be viewed online with an address of web page, the flipping book can also be transmitted by Email. At this time, if you email others with four files of folders and Html document, it would be a mess, so you may need to change the Html outputting flipbook into Zip format. For this change, you may have two options.