19 lines
543 B
JavaScript
19 lines
543 B
JavaScript
<script>
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// When the user scrolls the page, execute myFunction
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window.onscroll = function() {headerscroll()};
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// Get the header
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var header = document.getElementById("NavHeader");
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// Get the offset position of the navbar
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var sticky = header.offsetTop;
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// Add the sticky class to the header when you reach its scroll position. Remove "sticky" when you leave the scroll position
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function headerscroll() {
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if (window.pageYOffset > sticky) {
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header.classList.add("sticky");
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} else {
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header.classList.remove("sticky");
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}
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}
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</script> |