var IE4 = (document.all && !document.getElementById) ? true : false;
var IE5 = (document.all && document.getElementById) ? true : false;
var NS6 = (document.getElementById && !document.all) ? true : false;
var NS4 = navigator.appName.indexOf("Netscape") != -1 && !NS6;

if (IE4 || IE5 || NS6) { sCSS = "style.css"; }
else if (((navigator.appVersion.indexOf("Macintosh") >= 0) || (navigator.appVersion.indexOf("Mac_") >= 0)) && NS4) { sCSS = "stylenm.css"; }
else if (NS4) { sCSS = "stylen.css"; }
if (sCSS.length > 0) document.write("<link rel=\"stylesheet\" href=\"../scripts/" + sCSS + "\">");