16 lines
391 B
JavaScript
16 lines
391 B
JavaScript
$(window).scroll(
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{
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previousTop: 100%
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},
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function () {
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var currentTop = $(window).scrollTop();
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if (currentTop < this.previousTop) {
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$(".sidebar em").text("Up"); /* optional for demo */
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$(".header").show();
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} else {
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$(".sidebar em").text("Down");
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$(".header").hide();
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}
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this.previousTop = currentTop;
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});
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