function RadioVision() {
    if (navigator.appName.indexOf("Microsoft")!=-1) {
	window.open("http://www.radiovision.com.ec/al_aire.php","visionenvivo","width=320,height=200,top=50,left=50");
    } else {
	window.location = "http://stream.radiovision.com.ec:8230";
    }
}