<!--
 function NwKnoten(){
   with(document.wind){     
     ms.value="";
     knoten.value=Math.round(knoten.value);
     beaufort.value="";
     kmh.value="";
     mph.value="";
   }
 }

 function NwMph(){
   with(document.wind){     
     ms.value="";
     knoten.value="";
     beaufort.value="";
     kmh.value="";
     mph.value=Math.round(mph.value);
   }
 }

 function NwKmh(){
   with(document.wind){     
     ms.value="";
     knoten.value="";
     beaufort.value="";
     kmh.value=Math.round(kmh.value);
     mph.value="";
   }
 }

 function NwMs(){
   with(document.wind){     
     ms.value=Math.round(ms.value);
     knoten.value="";
     beaufort.value="";
     kmh.value="";
     mph.value="";
   }
 }

 function NwBeaufort(){
   with(document.wind){     
     ms.value="";
     knoten.value="";
     kmh.value="";
     mph.value="";
   }
 }
//-->