Specifying advanced settings
          Use advanced settings to optionally specify javascript that is executed at the bottom of the page. The other advanced settings are not supported.
         
         - Open the menu.
 - Select .
 - On the card for the page that you are configuring, select .
 - Click the Advanced tab.
 - If you are working with a Link to URL page type, specify _blank in the Target field to open the external link in a separate tab when the user navigates to the page.
 - In the Javascript field, optionally specify custom javascript.
 - Click .