Adding code for a business directory to my homepage

[TotallyTO]

I need to add this snippet of code to my website. It is made by Out of the Sandbox - Retina.

https://www.2findlocal.com/Modules/Biz/bizEnter.php?args=ZGVzdGluYXRpb249Yml6X2VudGVyfGxvZ2luSWQ9UGFtQHRvdGFsbHl0b3JvbnRvYXJ0LmNvbXxwYXNzd29yZD1Mb2NhbEFydDU0