Let your users input email addresses into your refer-a-friend form directly from their address books without leaving your website.
Embed your users’ address books to let them easily create large recipient lists for your e-cards, e-vites and fundraising campaigns.
Ingest address books from dozens of webmail providers around the world to power your find-a-friend feature or contact database population process.
Type: integerDefault: 90000
A base value for the z-index of the widget. If the widget loads behind other positioned elements on your site, you can override this value to ensure that the widget is positioned correctly.