re_zipcode = new RegExp ( '^[0-9]{5}$' , '' );
re_latlong = new RegExp ( '^[0-9]+(\.[0-9]{1,4})?$' , '' );
re_state = new RegExp ( '^[a-zA-Z]{2}$' , '' );
re_email = new RegExp ( '^([a-zA-Z0-9][-a-zA-Z0-9_]*)(\.[a-zA-Z0-9][-a-zA-Z0-9_]*)*@([a-zA-Z0-9][-a-zA-Z0-9_]*)(\.[a-zA-Z0-9][-a-zA-Z0-9_]*)*(\.[a-zA-Z0-9]{2,4})$' , '' );
re_phone = new RegExp ( '^[0-9]{3}.?[0-9]{3}.?[0-9]{4}$' , '' );
re_date = new RegExp ( '^(0?[1-9]|1[0-2])\/(0?[1-9]|[12][0-9]|3[0-1])\/[0-9]{4}$' , '' );