script>
function isMobile() {
return /Mobi|Android|iPhone|iPad/i.test(navigator.userAgent);
}
window.addEventListener('DOMContentLoaded', function() {
var iframe = document.getElementById('tour-iframe');
var baseUrl = "//storage.net-fs.com/hosting/8312446/1/";
var param = isMobile() ? "?skin=mobile" : "?skin=desktop";
iframe.src = baseUrl + param;
});