(function() {
            'use strict';

            /**
            * Easy selector helper function
            */
            const select = (el, all = false) => {
                el = el.trim();
                if (all) {
                    return [...document.querySelectorAll(el)];
                } else {
                    return document.querySelector(el);
                }
            };

            /**
            * Easy event listener function
            */
            const on = (type, el, listener, all = false) => {
                let selectEl = select(el, all);
                if (selectEl) {
                if (all) {
                    selectEl.forEach(e => e.addEventListener(type, listener));
                } else {
                    selectEl.addEventListener(type, listener);
                }
                }
            };

            /**
            * Easy on scroll event listener 
            */
            const onscroll = (el, listener) => {
                el.addEventListener('scroll', listener);
            };

            /**
            * Back to top button
            */
            let backtotop = select('.back-to-top');
            if (backtotop) {
                const toggleBacktotop = () => {
                    if (window.scrollY > 100) {
                        backtotop.classList.add('active');
                    } else {
                        backtotop.classList.remove('active');
                    }
                };
                window.addEventListener('load', toggleBacktotop);
                onscroll(document, toggleBacktotop);
            }
            on('click', '.back-to-top', function(e) {
                document.body.scrollTop = 0; // For Safari
                document.documentElement.scrollTop = 0; // For Chrome, Firefox, IE and Opera
            });

            /**
            * Mobile nav toggle
            */
            on('click', '#mobile-nav-toggle', function(e) {
                select('#navbar').classList.toggle('navbar-mobile');
                this.classList.toggle('fa-bars');
                this.classList.toggle('fa-times');
            });
            on('click', '#user-nav-toggle', function(e) {
                select('#user').classList.toggle('navbar-mobile');
                this.classList.toggle('fa-user');
                this.classList.toggle('fa-times');
            });

            window.onresize = function(){
                if(window.innerWidth>991){
                    if(select('#navbar').classList.contains('navbar-mobile')){
                        select('#mobile-nav-toggle').click();
                    }
                    if(select('#user').classList.contains('navbar-mobile')){
                        select('#user-nav-toggle').click();
                    }
                }
            };

            /**
            * Mobile nav dropdowns activate
            */
            on('click', '#navbar .dropdown > a', function(e) {
                if (select('#navbar').classList.contains('navbar-mobile')) {
                    e.preventDefault();
                    this.nextElementSibling.classList.toggle('dropdown-active');
                }
            }, true);
            on('click', '#user .dropdown > a', function(e) {
                if (select('#user').classList.contains('navbar-mobile')) {
                    e.preventDefault();
                    this.nextElementSibling.classList.toggle('dropdown-active');
                }
            }, true);

            /**
            * Preloader
            */
            let preloader = select('#preloader');
            if (preloader) {
                window.addEventListener('load', () => {
                    preloader.remove();
                });
            }

            /**
            * Testimonials slider
            */
            new Swiper('.testimonials-slider', {
                speed: 600,
                loop: true,
                autoplay: {
                    delay: 5000,
                    disableOnInteraction: false
                },
                slidesPerView: 'auto',
                pagination: {
                    el: '.swiper-pagination',
                    type: 'bullets',
                    clickable: true
                },
                breakpoints: {
                    320: {
                        slidesPerView: 1,
                        spaceBetween: 20
                    },
                    1200: {
                        slidesPerView: 2,
                        spaceBetween: 20
                    }
                }
            });

            /**
            * Animation on scroll
            */
            window.addEventListener('load', () => {
                AOS.init({
                    duration: 1000,
                    easing: 'ease-in-out',
                    once: true,
                    mirror: false
                });
            });
            
            var thisURL = window.location.href;
            if(thisURL){
                var linkElement = $('a[href="' + thisURL + '"]');
                linkElement.addClass('active');
                linkElement.parents('.dropdown').children('a:first-child').addClass('active');
                // var link2Element = $('.dropdown-item.nav-link.nav_item.active');
                // link2Element.parents('.dropdown-menu').prev('a.nav-link').addClass('active');
            }

        })();