You can activate the autoflipping option of the embedded issue in the following way:
Note: It is assumed that you are in My Magazines.
Step1. Select the magazine you wish and click the Embed button of your issue.
Step2. Click the CUSTOMIZE button, then check the Autoflip box and set the interval (seconds) for the autoflipping mode.
Step3. After setting the time, generate the embedding code and place it in your website.