https://www.kmortho.co.uk/js/custom.js

1//== Variables ==//
2    var headerHight = $('#siteheader').height();
3    var pageheight = $(window).height();
4
5
6
7//== Standard Footer ==//
8     jQuery(document).ready(function(){
9        setTimeout(function(){
10            jQuery(".webauthorv1").each(function(){
11                var dfheight = $(this).height()-9;
12                jQuery(this).css({paddingLeft: dfheight+20});
13                jQuery(this).find('.dflogo').attr({
14                    width: dfheight+12+'px', height: dfheight+'px'
15                });
16            });
17        },2000);
18    });
19
20//== Menu ==//
21    if( $(window).width() >= 1025 ) {
22        $('.dropdown-toggle').removeAttr('data-toggle');
23    }
24    if( $(window).width() >=768 ) {
25        $('.dropdown').hover(
26            function() { $(this).addClass('open'); }, 
27            function() { $(this).removeClass('open'); }
28        );
29    }
30    if( $(window).width() <=767 ) {
31        $('.navbar .navbar-collapse').css( {height: pageheight-120} );
32        $('.navbar-toggler').click(function(){
33            if( $('nav.navbar').hasClass('showmenu') ) {
34                $('nav.navbar').removeClass('showmenu');
35                $('nav.navbar').animate({left: '-250px'});
36                $('body').css( {overflow: 'visible'} );
37                $('.menu-fade').hide(100);
38            } else {
39                $('nav.navbar').addClass('showmenu');
40                $('nav.navbar').animate({left: '0'});
41                $('body').css( {overflow: 'hidden'} );
42                $('.menu-fade').show(100);
43            }
44            $(this).toggleClass('closed');
45        });
46
47        $('.menu-fade').click(function(){
48            $('nav.navbar').removeClass('showmenu');
49            $('nav.navbar').animate({left: '-250px'});
50            $('body').css( {overflow: 'visible'} );
51            $('.menu-fade').hide(100);
52            $('.navbar-toggler').removeClass('closed');
53        });
54
55        $('ul.dropdown-menu [data-toggle=dropdown]').on('click', function(event) { 
56            event.preventDefault(); event.stopPropagation(); 
57            $(this).parent().siblings().removeClass('open'); 
58            $(this).parent().toggleClass('open'); 
59        });
60
61        $('.anchor-item').click(function(){
62            $('nav.navbar').removeClass('showmenu');
63            $('nav.navbar').animate({left: '-250px'});
64            $('body').css( {overflow: 'visible'} );
65            $('.navbar-toggler').removeClass('closed');
66        });
67    }
68	
69	var header_height = $('.page-header').height();
70    if( $(window).width() >767 ) {menu = $('#main-menu');origOffsetY = menu.offset().top;$(window).scroll(function() { if ($(window).scrollTop() >= header_height) {menu.addClass('fixed-top');} else { menu.removeClass('fixed-top');}});}
71	
72	if( $(window).width() <=767 ) {menu = $('#site-header');origOffsetY = menu.offset().top;$(window).scroll(function() { if ($(window).scrollTop() >= header_height) {menu.addClass('fixed-top');} else { menu.removeClass('fixed-top');}});}
73	
74	$( ".data-src" ).each(function() {var attr = $(this).attr('data-image-src');if (typeof attr !== typeof undefined && attr !== false) {$(this).css('background-image', 'url('+attr+')');}var mediaQuery = function(v, ov) {return "(-webkit-min-device-pixel-ratio: "+v+")," +"(min--moz-device-pixel-ratio: "+v+")," +"(-o-min-device-pixel-ratio: "+ov+"),"  +"(min-resolution: "+v+"dppx)" };
75        if (window.matchMedia(mediaQuery('1.5', '3/2')).matches) {var attr2x = $(this).attr('data-2x'); if (typeof attr2x !== typeof undefined && attr2x !== false) { $(this).css('background-image', 'url('+attr2x+')');} }});
76		
77		var back_to_top_interval;
78	$(document).ready(function(){
79		$("#back-to-top").hide();
80		$(function () {
81			$(window).scroll(function(){
82				if ($(window).scrollTop()>70)
83				{
84					show_back_to_top();
85				}
86				else
87				{
88					hide_back_to_top();
89				}
90			});
91
92			//back to top
93			$("#back-to-top").click(function(){
94				$('body,html').animate({scrollTop:0},800);
95				return false;
96			});
97		});
98	});
99
100	function show_back_to_top () {
101		$("#back-to-top").fadeIn(500);
102
103		clearInterval(back_to_top_interval);
104		back_to_top_interval = setTimeout(hide_back_to_top, 5000);
105	}
106
107	function hide_back_to_top () {
108		clearInterval(back_to_top_interval);
109		$("#back-to-top").fadeOut(500);
110	}

111// Background image js
112    $( ".data-src" ).each(function() {
113        if(navigator.userAgent.indexOf('Safari') !=-1 && navigator.userAgent.indexOf('Chrome') == -1) {
114            var attr = $(this).attr('data-image-src');
115            if (typeof attr !== typeof undefined && attr !== false) {
116                $(this).css('background-image', 'url('+attr+')');
117            }
118            var mediaQuery = function(v, ov) {
119                return "(-webkit-min-device-pixel-ratio: "+v+"),"
120                    +"(min--moz-device-pixel-ratio: "+v+"),"
121                    +"(-o-min-device-pixel-ratio: "+ov+"),"
122                    +"(min-resolution: "+v+"dppx)"
123            };
124        } else {
125            var attr = $(this).attr('data-image-src');
126            if (typeof attr !== typeof undefined && attr !== false) {
127                $(this).css('background-image', 'url('+attr+')');
128            }
129            var mediaQuery = function(v, ov) {
130                return "(-webkit-min-device-pixel-ratio: "+v+"),"
131                    +"(min--moz-device-pixel-ratio: "+v+"),"
132                    +"(-o-min-device-pixel-ratio: "+ov+"),"
133                    +"(min-resolution: "+v+"dppx)"
134            };
135            if (window.matchMedia(mediaQuery('1.5', '3/2')).matches) {
136                var attr2x = $(this).attr('data-2x');
137                if (typeof attr2x !== typeof undefined && attr2x !== false) {
138                    $(this).css('background-image', 'url('+attr2x+')');
139                }
140            }
141        }
142    });