Aha! And there’s a facebook reference in there.
(Hope I’m inserting this correctly.)
<?php
/**
* The Header for Customizr.
*
* Displays all of the <head> section and everything up till <div id="main-wrapper">
*
* @package Customizr
* @since Customizr 1.0
*/
?>
<!DOCTYPE html>
<!--[if IE 7]>
<html class="ie ie7" <?php language_attributes(); ?>>
<![endif]-->
<!--[if IE 8]>
<html class="ie ie8" <?php language_attributes(); ?>>
<![endif]-->
<!--[if !(IE 7) | !(IE 8) ]><!-->
<html <?php language_attributes(); ?>>
<!--<![endif]-->
<?php tc__f('rec' , __FILE__ , __FUNCTION__ ); ?>
<?php do_action( '__before_body' ); ?>
<body <?php body_class(); ?> itemscope itemtype="https://schema.org/WebPage">
<?php do_action( '__before_header' ); ?>
<header class="tc-header clearfix row-fluid" role="banner">
<?php do_action( '__header' ); ?>
<!-- Facebook Conversion Code for FB Checkouts -->
<script>(function() {
var _fbq = window._fbq || (window._fbq = []);
if (!_fbq.loaded) {
var fbds = document.createElement('script');
fbds.async = true;
fbds.src = '//connect.facebook.net/en_US/fbds.js';
var s = document.getElementsByTagName('script')[0];
s.parentNode.insertBefore(fbds, s);
_fbq.loaded = true;
}
})();
window._fbq = window._fbq || [];
window._fbq.push(['track', '6019163291035', {'value':'0.00','currency':'USD'}]);
</script>
<noscript><img height="1" width="1" alt="" style="display:none" src="https://www.facebook.com/tr?ev=6019163291035&cd[value]=0.00&cd[currency]=USD&noscript=1" /></noscript>
</header>
Deleted the entire file (saved it to a Word doc) and the slider is working.
Reactivated plugins and updated those that had updates, and all is well.
Thank you for spending precious time helping me. I learned a lot. The kindness of strangers!