$(document).ready(function() {
if (document.querySelector('.pm-series-description') !== null) {
	$('.pm-series-description').readmore({
		speed: 50,
		maxHeight: 100,
		moreLink: '<a href="#">' + pm_lang.show_more +'</a>',
		lessLink: '<a href="#">' + pm_lang.show_less +'</a>',
	});
}
});