OB =(document.getElementById) ? 1 : 0;
if((navigator.appVersion.indexOf("Mac")!=-1)) {
	document.write('<link rel="stylesheet" type="text/css" href="/scripts/expstyle.css">')
}
else {
	if (navigator.appName=="Netscape" && !OB)
		document.write('<link rel="stylesheet" type="text/css" href="/scripts/navstyle.css">')
	else	
		document.write('<link rel="stylesheet" type="text/css" href="/scripts/expstyle.css">')
}