function modified(field) { 
 // SEND DATA OF FIELD field TO PHP SCRIPT
		var value; 

		switch ($(field).type) { 
		case 'select-one': 
				value = $(field).options[$(field).selectedIndex].value; 
				break;
		default:
				value = $(field).value;
				break; 
		}

		xajax_modified(field, value); 
}