26 lines
559 B
JavaScript
26 lines
559 B
JavaScript
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var gitbook = window.gitbook;
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gitbook.events.on('page.change', function() {
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var back_to_top_button = ['<div class="back-to-top"><i class="fa fa-arrow-up"></i></div>'].join("");
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$(".book").append(back_to_top_button)
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$(".back-to-top").hide();
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$('.book-body,.body-inner').on('scroll', function () {
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if ($(this).scrollTop() > 100) {
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$('.back-to-top').fadeIn();
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} else {
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$('.back-to-top').fadeOut();
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}
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});
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$('.back-to-top').click(function () {
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$('.book-body,.body-inner').animate({
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scrollTop: 0
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}, 800);
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return false;
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});
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});
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