var agent = navigator.userAgent;

var appver = navigator.appVersion;

var nav = navigator.appName;

var plf = null;

var ver = null;



if(agent.indexOf('Mac') != -1){

	plf = "Mac";

}else if(agent.indexOf('Win') != -1){

	plf = "Win";

}else if(agent.indexOf('iBOX') != -1){

	plf = "iBOX";

}else{

	plf = "other";

}



	if(agent.indexOf('MSIE') == -1){

		ver = appver.charAt(0);

		if(nav == "Netscape"){

			nav = "NN";

		}

	}else{

		ver = agent.charAt(agent.indexOf('MSIE') + 5);

		nav = "MSIE";

	}