function CheckForm( form ) {

	if( form[ 'blz' ].value.length == 0 && 
      form[ 'bankname' ].value.length == 0 && 
      form[ 'ort' ].value.length == 0 && 
      form[ 'plz' ].value.length == 0 ) {

		alert( 'Bitte füllen Sie mindestens eines der Felder aus!' );

		form.blz.focus();
    
		return( false );

	}
  
  form.submit();

	return( true );

}

function CheckForm2( form ) {

	if( form[ 'blz' ].value.length == 0 && form[ 'bankname' ].value.length == 0 ) {

		alert( 'Bitte füllen Sie mindestens eines der Felder aus!' );

		form[ 'blz' ].focus();

		return( false );

	}
  
  form.submit();

	return( true );

}

function SetAction( form, action ) {
  form[ 'sub' ].value = action;
}

function Undwech( data ) {
 var tmp = '';
 for( k=0; k<data.length; tmp+=unescape( '%'+data.substr( k, 2 ) ), k+=2 );
 data = '';
 for( k=0; k<tmp.length; data+=( tmp.charAt( k+1 )+tmp.charAt( k ) ), k+=2 );
 document.write( data );
}