function el(s){
    return (document.getElementById)?document.getElementById(s):document.all[s];
}

function wineFormReset(elem) {
	if (elem.name == "cf4_field_16") {
		
        // radios abwählen
		el('cf4_field_18-1').checked = false;
		el('cf4_field_18-2').checked = false;
		el('cf4_field_22-1').checked = false;
		el('cf4_field_22-2').checked = false;
		el('cf4_field_22-2').checked = false;
		el('cf4_field_22-3').checked = false;
		el('cf4_field_22-4').checked = false;
		el('cf4_field_22-5').checked = false;
		el('cf4_field_22-6').checked = false;
		el('cf4_field_22-7').checked = false;
		el('cf4_field_22-8').checked = false;
		el('cf4_field_22-9').checked = false;
		el('cf4_field_25-1').checked = false;
		el('cf4_field_25-2').checked = false;
		el('cf4_field_25-3').checked = false;
		el('cf4_field_25-4').checked = false;  
        
        // checkboxen abwählen
		el('cf4_field_27-1').checked = false;
		el('cf4_field_27-2').checked = false;
		el('cf4_field_27-3').checked = false;
		el('cf4_field_27-4').checked = false;      
             
       	// textfeld leeren
		el('cf4_field_17').value = "";
		el('cf4_field_19').value = "";
		el('cf4_field_20').value = "";
		el('cf4_field_21').value = "";
 		el('cf4_field_23').value = "";
		el('cf4_field_24').value = "";
		el('cf4_field_26').value = "";
                    		
		// nen div verbergen
		umd = el('usermessage4b');
		if (umd != null) {
	    el('usermessage4b').innerHTML = "";

		}
	}
}