Detect IE and set internal var to true Note: there must be a variable called isIE variable in the story-line file
var pa = GetPlayer();
var ua = window.navigator.userAgent;
var msie = ua.indexOf("MSIE ");
if (msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./)) {
pa.SetVar("isIE","true");
}