var browser_type=navigator.appName
var browser_version=parseInt(navigator.appVersion)
if (browser_type=="Netscape")
	document.write('<link rel="stylesheet" type="text/css" href="ie_nes.css" title="mystyle">')
else if (browser_type=="Microsoft Internet Explorer"&&browser_version>=4)
	document.write('<link rel="stylesheet" type="text/css" href="ie.css" title="mystyle">')