//<script language="JavaScript">
// <!-- Begin
// Variablendeklaration:
var agent = navigator.userAgent.toLowerCase();
W3C = (document.getElementById) ? true : false;
NS4 = (document.layers) ? true : false;
IE  = (document.all) ? true : false;
Mac = (agent.indexOf("mac") != -1);
Win = (agent.indexOf("win") != -1);
OSX = (agent.indexOf("os x") != -1);
OP = (agent.indexOf("opera") != -1);
Moz = (agent.indexOf("gecko") != -1);
SF = (agent.indexOf("safari") != -1);
Rev = (navigator.userAgent.indexOf("rv:1.0") != -1);
UNX = !Win && !Mac;
IE4 = IE && !W3C;
IE5Mac = IE && W3C && Mac;
MozMac = !SF && Moz && Mac;
IE5W = IE && W3C && Win;
MozW = Moz && Win;
MozX = Moz && OSX && Rev;
OLD = IE4 || NS4;
SO = Mac && SF || Mac && OP || Mac && NS4 || OP && Win|| MozMac || MozX|| OP && Mac ||UNX || OLD;
//zu ladende Stylesheets:
         if(IE5Mac){document.write("<link rel=stylesheet type='text/css' href='css/pp.css'>");}
         if(IE5W){document.write("<link rel=stylesheet type='text/css' href='css/pp.css'>");}
        if(MozW){document.write("<link rel=stylesheet type='text/css' href='css/pp.css'>");}
        if(SO){document.write("<link rel=stylesheet type='text/css' href='css/pp.css'>");}
        if (!IE5Mac && !IE5W && !MozW && !SO) {document.write("<link rel=stylesheet type='text/css' href='css/pp.css'>");}
// End -->
//</script>