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

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

	sku = '13699:1,';
		
	if (inform.add_radpak.checked == true) {
		sku += '13965:1,';
	}
	
	if (inform.add_usbcable.checked == true) {
		sku += '12102:1,';
	}
	if (inform.add_acpower.checked == true) {
		sku += '13740:1,';
	}

  inform.ProdList.value = sku;
}

function handleform ( inform ) {
 var errmsg = '';

// NB: secondary conditional statements below are due to NN 4.x hack

 if ( errmsg ) { alert (errmsg); return false; }
 else { generate_fields( inform ); return true; }

}