TypeError: 'undefined' is not a function (evaluating '$(document)')

Question

1. I\'m using a WordPress site.
2. I\'m including this script in the header.

When the script loads, I get this error:

TypeErro

Answer 1

Two things:

1. Be sure that you have jQuery library added, before your $(document).
2. Then just change all "$" with: jQuery , as the previous comments.