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<!-- OneTrust Cookies Consent Notice (Production CDN, rosettastone.com, en-GB) start -->

<script type="text/javascript">

(function(){

	// max wait time for API to return country code
	var max_wait_for_country_code = (window.gdpr && window.gdpr.max_wait_for_country_code || 500);


	// initialize onetrust popup (with url given in onetrust dashboard)
	var onetrust_popup_url = 'https://cdn.cookielaw.org/consent/c4ba6041-9063-4f3f-9cea-eca312d6194b.js';
	initialize_onetrust_popup(onetrust_popup_url);


	// determine what to do with popup after country code wait
	setTimeout(function(){


		// unblock cookie consent popup if user is NOT from US
		if( !(window.gdpr && window.gdpr.country_code==='US') ){
			unblockOneTrust();
		}


		// this runs on page load and every time user updates cookie preferences
		function OptanonWrapper(){
			if(window.OptanonActiveGroups){
				
				var all_cookies_accepted = (/,4,/).test(window.OptanonActiveGroups);
				var analytics_cookies_accepted = (/,(2|3),/).test(window.OptanonActiveGroups);
				var no_cookies_accepted = window.OptanonActiveGroups===',1,';

				if(all_cookies_accepted){
					window.gdpr && window.gdpr.trigger('gdpr_accept_all_cookies');
				}
				else if(analytics_cookies_accepted){
					window.gdpr && window.gdpr.trigger('gdpr_accept_analytics_only');
				}
				else if(no_cookies_accepted){
					window.gdpr && window.gdpr.trigger('gdpr_revoke_cookie_consent');
				}
			}
		}



		// Rosetta Stone's custom fixes ensure OneTrust's dark overlay appears and disappears when it should
		perform_onetrust_fixes();



	}, max_wait_for_country_code);










	// ******************************************************
	// Utility functions
	// ******************************************************


	function initialize_onetrust_popup(onetrust_url){
		var onetrust = document.createElement('script');
		onetrust.setAttribute('src', onetrust_url);
		onetrust.setAttribute('type', 'text/javascript');
		onetrust.setAttribute('charset', 'UTF-8');
		document.head.appendChild(onetrust);

		// make sure onetrust popup starts temporarily hidden while code decides whether to show it
		blockOneTrust();
	}

	function blockOneTrust(){
		var one_trust_hider = document.createElement('style');
		one_trust_hider.setAttribute('id','__gdpr_onetrust_hider');
		var one_trust_hider_css = ''
			+'#optanon, .optanon-alert-box-wrapper{'
				+'display: none !important;'
			+'}'
			+'';
		one_trust_hider.innerHTML = one_trust_hider_css;
		document.querySelector('head').appendChild(one_trust_hider);
	}

	function unblockOneTrust(){
		var one_trust_hider = document.getElementById('__gdpr_onetrust_hider');
		document.querySelector('head').removeChild(one_trust_hider);
	}


	function perform_onetrust_fixes(){

		function fadeOut(selector, duration, callback){
			duration = duration || 400;

			var elems = Array.prototype.slice.call(document.querySelectorAll(selector));
			elems.forEach(function(elem){
				elem.style.transition = 'opacity '+duration+'ms';
			});
			setTimeout(function(){
				elems.forEach(function(elem){
					elem.style.opacity = 0;
				});
			},0);
			setTimeout(function(){
				elems.forEach(function(elem){
					elem.style.display = 'none';
				});

				callback && callback();
			},duration);

		}

		function fadeIn(selector, duration, callback){
			duration = duration || 400;

			var elems = Array.prototype.slice.call(document.querySelectorAll(selector));
			elems.forEach(function(elem){
				elem.style.transition = 'opacity '+duration+'ms';
				elem.style.display = 'block';
			});
			setTimeout(function(){
				elems.forEach(function(elem){
					elem.style.opacity = 1;
				});
			},0);

			setTimeout(function(){
				callback && callback();
			},duration);
		}

		function getElems(selector){
			return Array.prototype.slice.call(document.querySelectorAll(selector));
		}

		// Rosetta Stone's custom fixes ensure OneTrust's dark overlay appears and disappears when it should
		setTimeout(function(){
			getElems('.optanon-alert-box-close').forEach(function(elem){
				elem.addEventListener('click', function(){
					fadeOut('#optanon-popup-bg', 400, blockOneTrust);
				});
			});
			getElems('.optanon-close-link').forEach(function(elem){
				elem.addEventListener('click', function(){
					setTimeout(function(){
						fadeIn('#optanon-popup-bg', 400);
					}, 500);
				});
			});
		}, 1000);
	}

})();


</script>

<!-- OneTrust Cookies Consent Notice (Production CDN, rosettastone.com, en-GB) end -->