Squarespace: Change Image on Hover
How to change Image on Hover with CSS background image & Plugin (for product images)
Squarespace: Image Loading Screen
Custom code to create Image Loading Screen, or Logo Loading Screen. You can use any image formats (include gif).
Squarespace Support: 5 Channels
If you have problems with Squarespace site, you can contact these channels.
Squarespace: Order Confirmation Page
Change Order Confirmation Page Style: order title, order message, add text, links to order page.
Squarespace Logo Tips
Squarespace 7.1: How to Add Logo, Remove Logo on One Page, Make Logo Bigger and some other stuffs.