Usage:
<script>
const original_file_url = "old_site_url/old_site.html";
</script>
<script data-main="path_to_scripts/differ.js" src="path_to_require.js/require.js"/>
Place differ.js and htmldiff.js in the same directory
Requires require.js, which you can obtain here
To customize appearance of inserted and deleted elements, use the following CSS:
ins.diff-change {
background-color: #ffff00;
border-style: dotted;
border-width: 1px;
}
del.diff-change {
background-color: #ffff00;
border-style: dotted;
border-width: 1px;
}