function load_States(cntrycode, stateddl)
                {
                    for(var i = stateddl.options.length-1; i >= 0; i--)
                        stateddl.options[i] = null;

                    switch (cntrycode)
                    {case 'CA':stateddl.options[0] = new Option('','');stateddl.options[1] = new Option('Alberta','AB');stateddl.options[2] = new Option('British Colunbia    ','BC');stateddl.options[3] = new Option('Manitoba            ','MB');stateddl.options[4] = new Option('New Brunswick       ','NB');stateddl.options[5] = new Option('Newfoundland        ','NF');stateddl.options[6] = new Option('Northwest Territorie','NT');stateddl.options[7] = new Option('Nunavut             ','NU');stateddl.options[8] = new Option('Ontario             ','ON');stateddl.options[9] = new Option('Prince Edward Island','PE');stateddl.options[10] = new Option('Quebec              ','QC');stateddl.options[11] = new Option('Saskatchewan        ','SK');stateddl.options[12] = new Option('Yukon Territory     ','YT');break;case 'MX':stateddl.options[0] = new Option('','');stateddl.options[1] = new Option('Aguascalientes      ','AG');stateddl.options[2] = new Option('Baja California Nort','BN');stateddl.options[3] = new Option('Baja California Sur ','BS');stateddl.options[4] = new Option('Campeche            ','CA');stateddl.options[5] = new Option('Chiapas             ','CS');stateddl.options[6] = new Option('Chihuahua           ','CH');stateddl.options[7] = new Option('Coahuila            ','CU');stateddl.options[8] = new Option('Colima              ','CO');stateddl.options[9] = new Option('Distrito Federal    ','DF');stateddl.options[10] = new Option('Durango             ','DU');stateddl.options[11] = new Option('Estado de México    ','ME');stateddl.options[12] = new Option('Guanajuato          ','GU');stateddl.options[13] = new Option('Guerrero            ','GR');stateddl.options[14] = new Option('Hidalgo             ','HI');stateddl.options[15] = new Option('Jalisco             ','JA');stateddl.options[16] = new Option('Michoacán           ','MI');stateddl.options[17] = new Option('Morelos             ','MO');stateddl.options[18] = new Option('Nayarit             ','NA');stateddl.options[19] = new Option('Nuevo León          ','NL');stateddl.options[20] = new Option('Oaxaca              ','OX');stateddl.options[21] = new Option('Puebla              ','PU');stateddl.options[22] = new Option('Querétaro           ','QE');stateddl.options[23] = new Option('Quintana Roo        ','QR');stateddl.options[24] = new Option('San Luis Potosí     ','SL');stateddl.options[25] = new Option('Sinaloa             ','SI');stateddl.options[26] = new Option('Sonora   ','SO');stateddl.options[27] = new Option('Tabasco             ','TA');stateddl.options[28] = new Option('Tamaulipas          ','TM');stateddl.options[29] = new Option('Tlaxcala            ','TL');stateddl.options[30] = new Option('Veracruz            ','VE');stateddl.options[31] = new Option('Yucatán             ','YU');stateddl.options[32] = new Option('Zacatecas           ','ZA');break;case 'US':stateddl.options[0] = new Option('','');stateddl.options[1] = new Option('Alabama             ','AL');stateddl.options[2] = new Option('Alaska','AK');stateddl.options[3] = new Option('Arizona             ','AZ');stateddl.options[4] = new Option('Arkansas            ','AR');stateddl.options[5] = new Option('California          ','CA');stateddl.options[6] = new Option('Colorado            ','CO');stateddl.options[7] = new Option('Connecticut         ','CT');stateddl.options[8] = new Option('Delaware            ','DE');stateddl.options[9] = new Option('Florida             ','FL');stateddl.options[10] = new Option('Georgia             ','GA');stateddl.options[11] = new Option('Hawaii              ','HI');stateddl.options[12] = new Option('Idaho               ','ID');stateddl.options[13] = new Option('Illinois            ','IL');stateddl.options[14] = new Option('Indiana             ','IN');stateddl.options[15] = new Option('Iowa                ','IA');stateddl.options[16] = new Option('Kansas              ','KS');stateddl.options[17] = new Option('Kentucky            ','KY');stateddl.options[18] = new Option('Louisiana           ','LA');stateddl.options[19] = new Option('Maine               ','ME');stateddl.options[20] = new Option('Maryland            ','MD');stateddl.options[21] = new Option('Massachusetts       ','MA');stateddl.options[22] = new Option('Michigan            ','MI');stateddl.options[23] = new Option('Minnesota           ','MN');stateddl.options[24] = new Option('Mississippi         ','MS');stateddl.options[25] = new Option('Missouri            ','MO');stateddl.options[26] = new Option('Montana             ','MT');stateddl.options[27] = new Option('Nebraska            ','NE');stateddl.options[28] = new Option('Nevada              ','NV');stateddl.options[29] = new Option('New Hampshire       ','NH');stateddl.options[30] = new Option('New Jersey          ','NJ');stateddl.options[31] = new Option('New Mexico          ','NM');stateddl.options[32] = new Option('New York            ','NY');stateddl.options[33] = new Option('North Carolina      ','NC');stateddl.options[34] = new Option('North Dakota        ','ND');stateddl.options[35] = new Option('Ohio                ','OH');stateddl.options[36] = new Option('Oklahoma            ','OK');stateddl.options[37] = new Option('Oregon              ','OR');stateddl.options[38] = new Option('Pennsylvania        ','PA');stateddl.options[39] = new Option('Rhode Island        ','RI');stateddl.options[40] = new Option('South Carolina      ','SC');stateddl.options[41] = new Option('South Dakota        ','SD');stateddl.options[42] = new Option('Tennessee           ','TN');stateddl.options[43] = new Option('Texas               ','TX');stateddl.options[44] = new Option('Utah                ','UT');stateddl.options[45] = new Option('Vermont             ','VT');stateddl.options[46] = new Option('Virginia            ','VA');stateddl.options[47] = new Option('Washington          ','WA');stateddl.options[48] = new Option('Washington D.C.','DC');stateddl.options[49] = new Option('West Virginia       ','WV');stateddl.options[50] = new Option('Wisconsin','WI');stateddl.options[51] = new Option('Wyoming','WY');break;default:
                        stateddl.options[0] = new Option('','');
                        break;
                    }
                };function register_CountryStatePair(cntryddl, stateddl)
                {
                    cntryddl.onchange = function()
                    {
                        load_States(cntryddl.options[cntryddl.selectedIndex].value, stateddl);
                    };

                    stateddl.set_State = function(statecode)
                    {
                        for(var i = 0; i < stateddl.options.length-1; i++)
                        {
                            if(stateddl.options[i].value == statecode)
                            {
                                stateddl.selectedIndex = i;
                                break;
                            }
                        }
                    }
                };