system=navigator.appVersion;
if (navigator.appVersion.indexOf("Mac") != -1 ) OS = "Mac";
else if (navigator.appVersion.indexOf("PowerPC") != -1 ) OS = "Mac";
else if (navigator.appVersion.indexOf("Win") != -1 ) OS = "Win";
else if (navigator.appVersion.indexOf("SunOS") != -1 ) OS = "Solaris";
else  OS = "Linux";

bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
bVer5 = (navigator.appVersion);

if (bVer5 == "4.0 (compatible; MSIE 5.0; Macintosh; I; PPC)") bro = "ie5";
		else bro = "n2";
if (bro == "ie5") {
		document.write("<LINK rel='stylesheet' href='../../css/macie5.css' TYPE='text/css'>");
	}
else if (OS == "Mac" && bName=="Netscape"){
        document.write("<LINK rel='stylesheet' href='../../css/mac_net.css' TYPE='text/css'>");
    }
else if (OS =="Win" | OS == "Linux" && bName=="Netscape"){
        document.write("<LINK rel='stylesheet' href='../../css/pc_net.css' TYPE='text/css'>");
    }
else if (OS =="Solaris" && bName=="Netscape"){
        document.write("<LINK rel='stylesheet' href='../../css/pc_net.css' TYPE='text/css'>");
    }
else if (OS =="Win" | OS == "Linux" && bName=="Microsoft Internet Explorer"){
        document.write("<LINK rel='stylesheet' href='../../css/pc_ie.css' TYPE='text/css'>");
    }
        
else {
        document.write("<LINK rel='stylesheet' href='../../css/macie4.css' TYPE='text/css'>");
    }