function insertAfter(referenceNode, newNode) 
{
    referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
}

function convertToHex(str) {
    var hex = '';
    for(var i=0;i<str.length;i++) {
        hex += ''+str.charCodeAt(i).toString(16);
    }
    return hex;
}

function getScriptURL(){
 var script =  document.currentScript || document.querySelector('script[src*="myscript.js"]')
 script = script.src.replace(/javascript\/embed\.js?/i, "");
 return script
}

var host = window.location.hostname;
host = host.replace(/^(?:https?:\/\/)?(?:www\.)?/i, "").split('/')[0];
host = convertToHex(host);

var ifrm = document.createElement("iframe");
        ifrm.setAttribute("id", "iframe-container");
        ifrm.setAttribute("src", "https://gateway.showtech.biz/index.php?host=" + host);
		ifrm.setAttribute("scrolling", "no");
		ifrm.setAttribute("allowfullscreen","true");
		ifrm.setAttribute("sandbox","allow-modals allow-forms allow-popups allow-scripts allow-same-origin");
		ifrm.style = "width: 10px; min-width: 100%; display: block; overflow: hidden; border: none; height: 1500px;";
		
var script = document.getElementById("embed");
insertAfter(script, ifrm);
window.addEventListener('message', function(e) 
{ 
	var data = e.data.split('-'), scroll_height = data[0], iframe_id = data[1]; 
	document.getElementById('iframe-container').style.height = scroll_height + 'px'; 
} , false);