function setButtonValue(nm, val) {
	if (document.forms[0].nm) {
		document.forms[0].nm.value = val;
	} else {
		form = document.forms[0];
	
		field = document.createElement('input');
		field.type = 'hidden';
		field.name = nm;
		field.value = val;
	
		form.appendChild(field);
	}
}