(function(window, scriptUrl, baseUrl, imgAssetsUrl, options){
	var links = null,
		initialized = false,
		timer = -1,
		isIE = isIE(),
		runChecks = isIE==false;

	function isIE(){
		var tridentSearch = 'trident/';
		var msieSearch = 'msie ';
		var ua = navigator.userAgent.toLowerCase();

		// SEARCH FOR TRIDENT AND MSIE IN UA STRING
		var ti = ua.indexOf(tridentSearch);
		var mi = ua.indexOf(msieSearch);
		if(ti === -1 && mi === -1){ return false; }

		// GET VERSIONS AS INTEGERS
		var trident = 0, msie = 0;
		if(ti !== -1){ trident = parseInt(ua.substr(ti + tridentSearch.length, 3)); }
		if(mi !== -1){ msie = parseInt(ua.substr(mi + msieSearch.length, 3)); }

		// RETURNS IE VERSION FROM ENGINE VERSION COMPARED TO MSIE VERSION
		return Math.max(trident + 4, msie);
	}

	function isMobile() {
		var check = false;		
	  	(function(a,b){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|ad|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true})(navigator.userAgent||navigator.vendor||window.opera);
	  	return check;
	}

	function addProtocol(url){
		if(url.indexOf("http")!==0){
			url = window.location.protocol + url;
		}
		return url;
	}

	function addEvent(obj,evType,fn){
		if (obj.addEventListener){obj.addEventListener(evType, fn, false); return true}
		else if (obj.attachEvent){var r = obj.attachEvent('on'+evType, fn); return r}
		else {return false}
	}
	
	function getElementsByClassName(node, classname) {
		if(node.getElementsByClassName !== undefined){
			return node.getElementsByClassName(classname);
		}
		var a = [],
			re = new RegExp('(^| )'+classname+'( |$)'),
			els = node.getElementsByTagName("*");
		for(var i=0,j=els.length; i<j; i++)
			if(re.test(els[i].className))a.push(els[i]);
		return a;
	}

	function immediateLaunch(){
		var url = window.location.href;
		if(url.indexOf("#virtualtour") > -1){
			if(window.history.replaceState !== undefined){
				window.history.replaceState({'launching':false}, '', url.replace('#virtualtour',''));
				window.history.pushState({'launching':true}, '', url);
			}

			var overlay = document.createElement("div"),
				windowHeight = window.innerHeight || document.documentElement.clientHeight,
				windowWidth = window.innerWidth || document.documentElement.clientWidth;
			if(windowHeight === 0){
				windowHeight = document.documentElement.scrollHeight;
			}
			if(windowWidth === 0){
				windowWidth = document.documentElement.scrollWidth;
			}
			
			overlay.id = "virtualtour_mask_overlay";
			overlay.style.position = "fixed";
			overlay.style.width = "100%";
			overlay.style.height = "100%";
			overlay.style.top = "0px";
			overlay.style.left = "0px";
			overlay.style.backgroundColor = "#000";
			overlay.style.backgroundImage = "url('" + imgAssetsUrl + "loadingLarge.gif'), url('/Assets/svg/logo.svg')";
			overlay.style.backgroundRepeat = "no-repeat, no-repeat";
			overlay.style.backgroundPosition = "50% calc(50% - 80px) , 50% calc(50% + 10px)";
			overlay.style.backgroundSize = "75px, 200px";
			overlay.style.zIndex = 99999999;

			document.body.appendChild(overlay);
			initialize(true);
			return true;
		}
		return false;
	}
	
	function initialize(immediateLaunch){
		if(initialized)return;
		initialized = true;
		
		if(timer != -1){
			clearTimeout(timer);
		}
		link = getLinks();
		if(link === null)return;

		baseUrl = addProtocol(baseUrl);
		imgAssetsUrl = addProtocol(imgAssetsUrl);
		scriptUrl = addProtocol(scriptUrl);
		
		window.vt_base_url = baseUrl;
		window.vt_image_assets_url = imgAssetsUrl;
		window.vt_run_checks = runChecks;
		window.vt_options = {
			"legacy" : isIE==8,
			"isMobile" : isMobile(),
			"supported" : !(isIE==6 || isIE==7 || isIE==8),
			"vhostSupported" : !(isIE==6 || isIE==7 || isIE==8),
			"nonThirdPartyKeys" : options!==undefined?options.nonThirdPartyKeys:null,
			"imageFrameUrl"	: options!==undefined?options.imageFrameUrl:null
		}

		window.vt_immediateLaunch = immediateLaunch;
		var head = document.getElementsByTagName("head")[0];
		var script = document.createElement('script');
		script.src = scriptUrl;
		head.appendChild(script);
	}

	function getLinks(){
		if(links === null){
			links = getElementsByClassName(document, "virtualtour_embed");
			if(links.length === 0){
				links = null;
				return links;
			}
		}
		return links;
	}

	function precheck(){
		links = getLinks();
		if(links !== null){
			for(var i = 0;i<links.length;i++){
				links[i].onclick=function(){return false;};
			}
			initialize(false);
			timer = -1;
		}
	}

	if(!immediateLaunch()){
		timer = setTimeout(precheck, 100);
		addEvent(window, "load", function(){initialize(false)});
	}
})(window, '//cdn.youvisit.com/Assets/js/tour/embed/embed.min.js?v=2.16.12.22', '//www.youvisit.com/', '//cdn.youvisit.com/Assets/img/', {"nonThirdPartyKeys":["v","w","f","wa"],"imageFrameUrl":"\/\/cdn.youvisit.com\/tour\/Embed\/imageFrame?v=2.16.12.22"});