(function () {
	var getSelfElement = function(){
		var scripts = document.getElementsByTagName('script');
		for (var i = (scripts.length - 1); i >= 0; i--){
			if (scripts[i].src.match(/^https:\/\/srv1.adstuber.com\/test\/3\/load.js/)){
				return scripts[i];
			}
		}
		return false;
	};
	
	var iframe = document.createElement('iframe');
	iframe.style.width = '100%';
	iframe.style.height = '0';
	iframe.style.border = 'none';
	iframe.style.padding = '0';
	//iframe.style.display = 'none';
	iframe.id = 'adtube_iframe3';
	
	var self_script = getSelfElement();
	self_script.parentNode.insertBefore(iframe, self_script);
	
	(function () {
		var article_id = 103;
		var json_url = 'https://srv1.adstuber.com/at_res.php?spot=1&article=' + article_id + '&_=' + new Date().getTime();
		var xhr = new XMLHttpRequest();
		xhr.ontimeout = function () {
			console.error("The adstuber request timed out.");
		};
		xhr.onload = function () {
			if (xhr.readyState === 4) {
				if (xhr.status === 200) {
					at_xhr_success(xhr.response, '', '');
				} else {
					console.error(xhr.statusText);
				}
			}
		};
		xhr.open("GET", json_url, true);
		xhr.timeout = 3000;
		xhr.responseType = 'json';
		xhr.send(null);
	})();
	
	var at_xhr_success = function(json_data, click_url, view_url){
		if (typeof json_data == 'string') {
			json_data = JSON.parse(json_data);
		}
		var xhr = new XMLHttpRequest();
		
		xhr.ontimeout = function () {
			console.error("The adtuber request timed out.");
		};
		xhr.onload = function () {
			if (xhr.readyState === 4) {
				if (xhr.status === 200) {
					data = xhr.response;
					if (typeof data == 'string') {
						data = JSON.parse(data);
					}
					
					var iframe_document = iframe.contentWindow.document;
					iframe_document.open();
					iframe_document.write(data[0]);
					iframe_document.close();
				} else {
					console.error(xhr.statusText);
				}
			}
		};
		xhr.open("POST", 'https://srv1.adstuber.com/test/3/adtube.php?_=' + new Date().getTime(), true);
		xhr.setRequestHeader( 'Content-Type', 'application/x-www-form-urlencoded' );
		xhr.timeout = 3000;
		xhr.responseType = 'json';
		var at_param = '';
		at_param += 'youid=' + json_data.prop.youid;
		at_param += '&t_user_name=' + encodeURIComponent(json_data.prop.t_user_name);
		at_param += '&t_user_id=' + encodeURIComponent(json_data.prop.t_user_id);
		at_param += '&t_summary=' + encodeURIComponent(json_data.prop.t_summary);
		at_param += '&time=' + encodeURIComponent(json_data.prop.time);
		at_param += '&youtube_text=' + encodeURIComponent(json_data.prop.yuoutube_text);
		at_param += '&channel=' + encodeURIComponent(json_data.prop.y_channel_url);
		
		at_param += '&t_icon=' + encodeURIComponent(json_data.file.t_icon);
		
		for (const prop in json_data.addr) {
			at_param += '&' + prop + '=' + encodeURIComponent(json_data.addr[prop]);
		}
		
		at_param += '&o_click_url=' + encodeURIComponent(click_url);
		at_param += '&o_view_url=' + encodeURIComponent(view_url);
		
		xhr.send(at_param);
	};
})();