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These run after first interaction or the fallback timeout. ========================================================= */ function loadDelayedScripts() { if ( delayedScriptsStarted ) { return; } delayedScriptsStarted = true; document .querySelectorAll( 'script[type="text/plain"]' + '[data-rh-delay-src]' ) .forEach( function (placeholder) { var src = placeholder.getAttribute( "data-rh-delay-src" ); if (!src) { return; } loadScript( src, { id: placeholder.getAttribute( "data-rh-script-id" ) || undefined, async: placeholder.getAttribute( "data-rh-async" ) !== "false", defer: placeholder.hasAttribute( "data-rh-defer" ) } ); } ); } onFirstInteraction( loadDelayedScripts ); /* ========================================================= ROUTE / PAGE INITIALISATION --------------------------------------------------------- One media pass: - initial load - browser page restore - custom GHL route change No permanent DOM MutationObserver is used because avoiding a site-wide observer keeps overhead lower. ========================================================= */ function initialise() { optimiseMedia( document ); } ready( initialise ); window.addEventListener( "pageshow", initialise ); document.addEventListener( "rh:route-changed", function () { /* * Give the router one frame to finish inserting * the replacement page. */ window.requestAnimationFrame( initialise ); } ); /* ========================================================= PUBLIC API ========================================================= */ window.RHPerf = Object.freeze({ settings: SETTINGS, ready: ready, idle: onIdle, onFirstInteraction: onFirstInteraction, rafThrottle: rafThrottle, debounce: debounce, optimiseMedia: optimiseMedia, bindImageMap: bindImageMap, loadScript: loadScript }); })( window, document );