var winIECss='<link rel=stylesheet href="css/winIE.css" type="text/css">';
var winNNCss='<link rel=stylesheet href="css/winNN.css" type="text/css">';
var macIECss='<link rel=stylesheet href="css/macIE.css" type="text/css">';
var macNNCss='<link rel=stylesheet href="css/macNN.css" type="text/css">';
var etcCss='';

var Name=navigator.appName;
var Agent=navigator.userAgent.toUpperCase();
var css;

if (Agent.indexOf("WIN")!=-1) {
	if (Name=="Microsoft Internet Explorer") css=winIECss;
	else if (Name=="Netscape") css=winNNCss;
}
else if (Agent.indexOf("MAC")!=-1) {
	if (Name=="Microsoft Internet Explorer") css=macIECss;
	else if (Name=="Netscape") css=macNNCss;
}
else css=etcCss;
document.write(css);