var name = navigator.appName
var version = parseFloat(navigator.appVersion)
if (version >= 4) {
if ((name == "Netscape") && (navigator.platform.indexOf("Win")>-1) && (version <5)) {
 document.write("<LINK rel=\"stylesheet\" href=\"css/nets.css\">")
 }
else { 
document.write("<LINK rel=\"stylesheet\" href=\"css/ie.css\">");
}
}