if (navigator.appVersion.substring(0,1) > 3) {
	strBreite = screen.width;
	document.write('<link rel=stylesheet type="text/css" href="../css/styles_bsc.css" />');
	if (navigator.appName=="Netscape") 
	 {
		//document.write('<link rel=stylesheet type="text/css" href="../css/styles_add_ns.css" />');
		document.write('<link rel=stylesheet type="text/css" href="../css/styles_add_ie.css" />');
	 }
	 else 
	 {
		document.write('<link rel=stylesheet type="text/css" href="../css/styles_add_ie.css" />');
	 }
}