var style;

switch(navigator.appName){
	case "Microsoft Internet Explorer":
		style = "ie.css";
		break;
	case "Sleipnir":
		style = "ie.css";
		break;
	case "Opera":
		style = "opera.css";
		break;
	case "Netscape":
		if (navigator.appVersion<"5.0")
		{
			style = "ns4.css";
		}
		else
		{
			style="mozilla.css";
		}
		break;
	default:
		style="default.css";
}

document.write('<link rel="stylesheet" type="text/css" media="all" href="http://nekobase.hp.infoseek.co.jp/css/' + style + '" />');