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spdocker/themes/spd/source/js/totop.js

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JavaScript
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2018-03-07 04:58:54 +00:00
$(window).scroll(function() {
$(window).scrollTop() > $(window).height()*0.5 ? $("#backtotop").addClass("show") : $("#backtotop").removeClass("show");
});
$("#backtotop").click(function() {
$("#backtotop").addClass("launch");
$("html, body").animate({
scrollTop: 0
}, 1000, function() {
$("#backtotop").removeClass("show launch");
});
return false;
});