browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
var agent = navigator.userAgent;

if (browserName == "Microsoft Internet Explorer") {
	document.writeln("<link rel=stylesheet type=text/css href=\"/common/css/p1.css\">");
}
else  {
	document.writeln("<link rel=stylesheet type=text/css href=\"/common/css/p2.css\">");
}