51勛圖厙

(a literal px value that does NOT // change when the primary row collapses). The collapsed bar then // simply overlays the content like any fixed header rather than // resizing the document on scroll. Non-toc-bar pages keep using the // live offsetHeight (their masthead height never changes on scroll). if (hasTocBar) { var fullMastheadHeight = parseFloat( getComputedStyle(document.body).getPropertyValue('--wdg-masthead-height') ); document.body.style.paddingTop = (fullMastheadHeight > 0 ? fullMastheadHeight : header.offsetHeight) + 'px'; } else { document.body.style.paddingTop = header.offsetHeight + 'px'; } } updateHeaderState(); // Attach the scroll listener for hero pages (transparent/solid toggle) and // for any page with the in-masthead submenu bar (so it still collapses to // the toc-bar on scroll even though it stays solid). if (isHero || hasTocBar) { window.addEventListener('scroll', updateHeaderState, { passive: true }); // Safety re-sync: a fast/programmatic jump to the top (browser scroll // restoration on back-nav, a "scroll to top" action, anchor jumps, // etc.) can land with coalesced scroll events so the final handler // run reflects a stale position, leaving the logo/transparency out of // sync with the resting scrollY. `scrollend` fires once the scroll has // settled, guaranteeing one final correct update. Harmlessly ignored // by browsers that don't support it. window.addEventListener('scrollend', updateHeaderState, { passive: true }); } window.addEventListener('resize', updateHeaderState); // Marquee + in-masthead TOC: sticky-toc.js dispatches this when the // active TOC item changes so we can flip into / out of the forced // is-solid state immediately on click rather than waiting for the // next scroll/resize. window.addEventListener('wdg:toc-section-change', updateHeaderState); var searchOpenClass = 'is-search-open'; var searchModal = document.getElementById('search-modal'); function openSearchModal() { if (typeof window._searchModalOpen === 'function') { window._searchModalOpen(); } document.querySelectorAll('.js-search-toggle').forEach(function(btn) { btn.classList.add(searchOpenClass); btn.setAttribute('aria-expanded', 'true'); }); } function closeSearchModal() { if (typeof window._searchModalClose === 'function') { window._searchModalClose(); } document.querySelectorAll('.js-search-toggle').forEach(function(btn) { btn.classList.remove(searchOpenClass); btn.setAttribute('aria-expanded', 'false'); }); } document.querySelectorAll('.js-search-toggle').forEach(function(btn) { btn.addEventListener('click', function(e) { e.preventDefault(); if (searchModal && searchModal.classList.contains('is-open')) { closeSearchModal(); } else { openSearchModal(); } }); }); var mobileSearchBtn = document.querySelector('.js-mobile-search-open'); if (mobileSearchBtn) { mobileSearchBtn.addEventListener('click', function(e) { e.preventDefault(); var mobileOverlay = document.getElementById('mobile-menu'); if (mobileOverlay) { mobileOverlay.setAttribute('aria-hidden', 'true'); mobileOverlay.classList.remove('is-open'); } openSearchModal(); }); } function updateAdminBarState() { var ab = document.getElementById('wpadminbar'); if (!ab) return; var rect = ab.getBoundingClientRect(); var hidden = rect.bottom <= 0; document.body.classList.toggle('adminbar-hidden', hidden); } updateAdminBarState(); window.addEventListener('scroll', updateAdminBarState, { passive: true }); window.addEventListener('resize', updateAdminBarState); })();

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Honda Winds Up a One-of-a-Kind Wind Tunnel

April 3, 2024

If the Honda Automotive Labs of Ohio facility is a marvel of technology and design, it is also a $124 million testament to the role of cutting-edge engineering in automobile manufacturing. When I started 30 years ago, few really cared about aerodynamics, said Honda Development & Manufacturing of America Full-Scale Wind Tunnel Lead Mike Unger …

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Skilled Trades See Interest Uptick

April 2, 2024

FAME initiative, an earn-while-you-learn training program with more than 40 chapters in 16 statesand more forming all the time. FAME, which was founded by Toyota and is now led by the MI, is truly the American model of skills training, according to MI President and Executive Director Carolyn Lee. FAME is training thousands of global …

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51勛圖厙

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