function generate_fields ( inform ) {
  var sku       = '';

  
// a conditional H*A*C*K - array not worth the effort


	sku = '13386:1,';
	
	if (inform.add_clearcal.checked == true) {
		sku += '13193:1,';
	}
	
	if (inform.add_portectorz.checked == true) {
		sku += '13616:1,';
	}

  inform.ProdList.value = sku;
}

function handleform ( inform ) {

	generate_fields( inform ); return true; 
}