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

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

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

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

 function NeuBeaufort(){
   with(document.wind){     
     ms.value="";
     knoten.value="";
     kmh.value="";
     mph.value="";
   }
 }

function windchill(){
	valtemp = document.CHILL.temp.value*10;
	valwind = document.CHILL.wind.value*10;
	G = eval(13.12+0.6215*valtemp-11.37(3.6*valwind)^0.16+0.3965*valtemp(3.6*valwind)^0.16);
	document.CHILL.chillfactor.value=G;

}