Actionscript (3.0) code to handle clicks on a banner

adperium_banner_clicktag.as

// Default click URL
var url = "http://www.adperium.com/";
// Handle clickTAG
if (LoaderInfo(root.loaderInfo).parameters.clickTAG) {
  url = LoaderInfo(root.loaderInfo).parameters.clickTAG;   
}
clickTAG_button.addEventListener(MouseEvent.MOUSE_UP,
  function(event:MouseEvent) {
    if (ExternalInterface.available) {
      ExternalInterface.call('window.open("' + url + '","_blank")');
    } else {
      navigateToURL(new URLRequest(url), "_blank");
    }
  }
);