<!-- Anmeldung Box Zahlungskondition -->
function showBankverbindung(){
        if (document.all||document.getElementById){
            document.forms.form1.a_kinhaber.value='';
			document.forms.form1.a_kbank.value='';
			document.forms.form1.a_kblz.value='';
			document.forms.form1.a_knr.value='';
        }       
}
function hideBankverbindung(){
        if (document.all||document.getElementById){              
            document.forms.form1.a_kinhaber.value='Rechnung';
			document.forms.form1.a_kbank.value='Rechnung';
			document.forms.form1.a_kblz.value='00000000';
			document.forms.form1.a_knr.value='0000000000';
        }
}