function check() {
	/*
	if ((navigator.appName != "Microsoft Internet Explorer") || (navigator.appVersion.indexOf("Mac") >= 0)) {  
		plgin = navigator.plugins["Shockwave Flash"].description;
		// usi mac o netscape
   	if (plgin.substr(16,1) < 5) {
			self.location = "noflash.htm";
		}
	} else if (navigator.userAgent.indexOf("Opera")!=-1) {
		plgin = navigator.plugins["Shockwave Flash"].description;
		if (plgin.substr(16,1) < 5) {
			self.location = "noflash.htm";
		}
	} else {
// hai IE e fai tutto da solo
	}
	*/
}