JS code to summarize the amount of video content on the Magoosh GRE site (https://gre.magoosh.com/lessons)

magoosh_gre_time.js

overall_sum = 0;
$('.thin.list-unstyled.lesson-list-condensed').each(function(idx, el) {
		sum = 0;
		$(el).find('.lesson-item').each(
			function(idx2, inner_el) {
				time = $(inner_el).find('.lesson-item-subtitle').text();
				
				time = time.split(':');

				if(time.length > 1) {
					sum += parseInt(time[0]) + parseInt(time[1])/60;
				}
			}
		);
		console.log('index: ' + (idx+1) + ', sum=' + sum.toFixed(2) + ' minutes');
		overall_sum += sum;
	}
);
console.log('overall sum: ' + overall_sum.toFixed(2));