function ShowPopup()
{
var popupURL = "poppow.shtml";
var popup = window.open(popupURL,"Poppow",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=430,height=330');
if( navigator.appName.substring(0,8)=="Netscape"){popup.location = popupURL;}
}
function calc(form,val)
{
form.watt.value  = ausgab(val);
form.PS.value = ausgab(val/735.499);
form.kch.value= ausgab(val/1.163);
form.Bth.value = ausgab(val/0.293071);
form.hp.value  = ausgab(val/745.7);
}