if ((navigator.userAgent.indexOf('Mac')>-1) && (navigator.userAgent.indexOf('Chrome')>-1)) {
	document.write('<div style="padding:20px 0;width:500px;margin:0 auto;text-align:center;color:#888888;font-family:Arial;font-size:14px;font-style:italic;">It seems you are using Google\'s \'Chrome\' browser on a Macintosh computer. Please note that for smoothest video playback on your system, it is currently advised to use either \'Safari\' or \'Firefox\'.</div>');
}