if ((navigator.appVersion.indexOf("Mac") !=-1)&&(navigator.appName.indexOf("Explorer") !=-1)){
 document.writeln("<LINK REL=stylesheet HREF='fileadmin/stylesheets/verlag_ie_mac.css' TYPE='text/css'>");
}else if ((navigator.appVersion.indexOf("Win") !=-1)&&(navigator.appName.indexOf("Explorer") !=-1)){
 document.writeln("<LINK REL=stylesheet HREF='fileadmin/stylesheets/verlag_ie_win.css' TYPE='text/css'>");
}else{
 document.writeln("<LINK REL=stylesheet HREF='fileadmin/stylesheets/verlag_ns.css' TYPE='text/css'>")
}
if (screen.width <= 800) {
 if ((navigator.appVersion.indexOf("Mac") !=-1)&&(navigator.appName.indexOf("Explorer") !=-1)){
  document.writeln("<LINK REL=stylesheet HREF='fileadmin/stylesheets/verlag_ie_mac_800.css' TYPE='text/css'>");
 }else if ((navigator.appVersion.indexOf("Win") !=-1)&&(navigator.appName.indexOf("Explorer") !=-1)){
  document.writeln("<LINK REL=stylesheet HREF='fileadmin/stylesheets/verlag_ie_win_800.css' TYPE='text/css'>");  
 }else{
  document.writeln("<LINK REL=stylesheet HREF='fileadmin/stylesheets/verlag_ns_800.css' TYPE='text/css'>")
 }
}