javascript module for sticky sidebar

gistfile1.js

// Sticky sidebar - JavaScript

'use strict';

var fixedSidebar = {

	init: function() {

		// Set up the click handlers.
		this.bindUIActions();

	},

	bindUIActions: function() {

		$(window).scroll(function(){
			fixedSidebar.scrolling();
			fixedSidebar.topOfPage();
		});
	},

	scrolling : function() {

		var setGlue = $('.sidebar').offset().top;
		var windowTop = $(window).scrollTop();
		var topPadding = 15;

		// var documentHeight = $(document).scrollTop() + $(window).height() > $(document).height() - 100;
		// console.log(documentHeight);

		 	// if (documentHeight) {
		 	// 	$('.sidebar').addClass('glue-to-bottom');
		 	// } else if (setGlue < windowTop) {
		 	// 	$('.sidebar').removeClass('glue-to-bottom');
		 	// }

			if (windowTop > setGlue) {
				$('.sidebar').addClass('glue');
			} else if (windowTop < setGlue) {
				$('.sidebar').removeClass('glue');
			}
	},

	topOfPage : function() {

		if ($(document).scrollTop() == 0) {
			$('.sidebar').removeClass('glue');
		}


	}


}

$(document).ready(function() {

	fixedSidebar.init();

});