function options_discussion_add_js() {
	?>
	<script>
	(function($){
		var parent = $( '#show_avatars' ),
			children = $( '.avatar-settings' );
		parent.on( 'change', function(){
			children.toggleClass( 'hide-if-js', ! this.checked );
		});
	})(jQuery);
	</script>
	<?php
}