function download_now() {

	var elem = document.getElementById('downloading');

	if(elem) {
		elem.style.display = 'block';
	}

	var myDLWindow = window.open(download_urls[0],'_blank');
	
	if (myDLWindow == null) {
		location.href = blocked_url;
	} else {
		location.href = thankyou_url;
	}
}