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new file mode 100644
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--- /dev/null
+++ b/js/main.js
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+jQuery(document).ready(function($){
+ // browser window scroll (in pixels) after which the "back to top" link is shown
+ var offset = 300,
+ //browser window scroll (in pixels) after which the "back to top" link opacity is reduced
+ offset_opacity = 1200,
+ //duration of the top scrolling animation (in ms)
+ scroll_top_duration = 700,
+ //grab the "back to top" link
+ $back_to_top = $('.cd-top');
+
+ //hide or show the "back to top" link
+ $(window).scroll(function(){
+ ( $(this).scrollTop() > offset ) ? $back_to_top.addClass('cd-is-visible') : $back_to_top.removeClass('cd-is-visible cd-fade-out');
+ if( $(this).scrollTop() > offset_opacity ) {
+ $back_to_top.addClass('cd-fade-out');
+ }
+ });
+
+ //smooth scroll to top
+ $back_to_top.on('click', function(event){
+ event.preventDefault();
+ $('body,html').animate({
+ scrollTop: 0 ,
+ }, scroll_top_duration
+ );
+ });
+
+});
\ No newline at end of file
diff --git a/js/modernizr.custom.js b/js/modernizr.custom.js
new file mode 100644
index 0000000..f63dbbe
--- /dev/null
+++ b/js/modernizr.custom.js
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