, but this code // executes before the first paint, when

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is not yet present. The // classes are added to so styling immediately reflects the current // toolbar state. The classes are removed after the toolbar completes // initialization. const classesToAdd = ['toolbar-loading', 'toolbar-anti-flicker']; if (toolbarState) { const { orientation, hasActiveTab, isFixed, activeTray, activeTabId, isOriented, userButtonMinWidth } = toolbarState; classesToAdd.push( orientation ? `toolbar-` + orientation + `` : 'toolbar-horizontal', ); if (hasActiveTab !== false) { classesToAdd.push('toolbar-tray-open'); } if (isFixed) { classesToAdd.push('toolbar-fixed'); } if (isOriented) { classesToAdd.push('toolbar-oriented'); } if (activeTray) { // These styles are added so the active tab/tray styles are present // immediately instead of "flickering" on as the toolbar initializes. In // instances where a tray is lazy loaded, these styles facilitate the // lazy loaded tray appearing gracefully and without reflow. const styleContent = ` .toolbar-loading #` + activeTabId + ` { background-image: linear-gradient(rgba(255, 255, 255, 0.25) 20%, transparent 200%); } .toolbar-loading #` + activeTabId + `-tray { display: block; box-shadow: -1px 0 5px 2px rgb(0 0 0 / 33%); border-right: 1px solid #aaa; background-color: #f5f5f5; z-index: 0; } .toolbar-loading.toolbar-vertical.toolbar-tray-open #` + activeTabId + `-tray { width: 15rem; height: 100vh; } .toolbar-loading.toolbar-horizontal :not(#` + activeTray + `) > .toolbar-lining {opacity: 0}`; const style = document.createElement('style'); style.textContent = styleContent; style.setAttribute('data-toolbar-anti-flicker-loading', true); document.querySelector('head').appendChild(style); if (userButtonMinWidth) { const userButtonStyle = document.createElement('style'); userButtonStyle.textContent = `#toolbar-item-user {min-width: ` + userButtonMinWidth +`px;}` document.querySelector('head').appendChild(userButtonStyle); } } } document.querySelector('html').classList.add(...classesToAdd); })(); Events List | ÃÛÌÒapp

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Events List

Native Plant Fest header
May 16, 2026

Preserve | Native Plant Fest

10:00 am–2:00 pm
Bunker Interpretive Center
Shop native plants, bringing plant and animal diversity to your backyard!
May 25–May 26, 2026

Memorial Day Break – no class, offices closed

May 27–May 30, 2026

Association of Christians in the Mathematical Sciences (ACMS) and the Christian Engineering Society Conference

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150th Anniversary Travel trip to the Netherlands
May 28–Jun 06, 2026

CAA/CALL Travel: Netherlands

Around the World with ÃÛÌÒapp: 150th Anniversary Tour
Jun 19, 2026

Juneteenth – no class, offices closed

Jul 02–Jul 04, 2026

Independence Day Break – no class, offices closed

Graphic of The Great Gatsby musical, gold text on green background
Jul 23, 2026

The Great Gatsby with Broadway Grand Rapids

7:30 pm–9:45 pm
$43.20 balcony; $77.20 mezzanine
Old sport, you won't want to miss this.
River cruise in Norway on sunny day
Aug 03–Aug 13, 2026

CAA/CALL Travel: Norway and Denmark

Delight in the beauty and culture of Copenhagen, Oslo, and Bergen!
Aug 20, 2026

Summer Semester Last Day of Class

Aug 22–Aug 27, 2026

Exams