This article applies to the 123-reg InstantSite package.
This article will explain how to add HTML code to your InstantSite website.
Please note: Only the Instantsite Plus and Pro packages have this feature.
Click on the InstantSite Manage button.
Login to the InstantSite account that you would like to edit.
From the right hand toolbar, drag the Script module onto your page where wish to place your code.
From the Script module, click the Properties button.
Paste the code into here.
Click on the OK button.
Please note: You will need to publish your InstantSite to view the code you have added.