function stateprov(ID, label, country) 
{ 
   this.ID = ID 
   this.label = label 
   this.country = country 
} 
NAUSA = new stateprov(0,'--',1)
NACan = new stateprov(0,'--',2)
AA = new stateprov(60,'AA',1);
AE = new stateprov(61,'AE',1);
AK = new stateprov(2,'AK',1);
AL = new stateprov(1,'AL',1);
AP = new stateprov(62,'AP',1);
AR = new stateprov(4,'AR',1);
AS = new stateprov(53,'AS',1);
AZ = new stateprov(3,'AZ',1);
CA = new stateprov(5,'CA',1);
CO = new stateprov(6,'CO',1);
CT = new stateprov(7,'CT',1);
DC = new stateprov(9,'DC',1);
DE = new stateprov(8,'DE',1);
FL = new stateprov(10,'FL',1);
FM = new stateprov(54,'FM',1);
GA = new stateprov(11,'GA',1);
GU = new stateprov(55,'GU',1);
HI = new stateprov(12,'HI',1);
IA = new stateprov(16,'IA',1);
ID = new stateprov(13,'ID',1);
IL = new stateprov(14,'IL',1);
IN = new stateprov(15,'IN',1);
KS = new stateprov(17,'KS',1);
KY = new stateprov(18,'KY',1);
LA = new stateprov(19,'LA',1);
MA = new stateprov(22,'MA',1);
MD = new stateprov(21,'MD',1);
ME = new stateprov(20,'ME',1);
MH = new stateprov(57,'MH',1);
MI = new stateprov(23,'MI',1);
MN = new stateprov(24,'MN',1);
MO = new stateprov(26,'MO',1);
MP = new stateprov(56,'MP',1);
MS = new stateprov(25,'MS',1);
MT = new stateprov(27,'MT',1);
NC = new stateprov(34,'NC',1);
ND = new stateprov(35,'ND',1);
NE = new stateprov(28,'NE',1);
NH = new stateprov(30,'NH',1);
NJ = new stateprov(31,'NJ',1);
NM = new stateprov(32,'NM',1);
NV = new stateprov(29,'NV',1);
NY = new stateprov(33,'NY',1);
OH = new stateprov(36,'OH',1);
OK = new stateprov(37,'OK',1);
OR = new stateprov(38,'OR',1);
PA = new stateprov(39,'PA',1);
PR = new stateprov(40,'PR',1);
PW = new stateprov(58,'PW',1);
RI = new stateprov(41,'RI',1);
SC = new stateprov(42,'SC',1);
SD = new stateprov(43,'SD',1);
TN = new stateprov(44,'TN',1);
TX = new stateprov(45,'TX',1);
UT = new stateprov(46,'UT',1);
VA = new stateprov(48,'VA',1);
VI = new stateprov(59,'VI',1);
VT = new stateprov(47,'VT',1);
WA = new stateprov(49,'WA',1);
WI = new stateprov(51,'WI',1);
WV = new stateprov(50,'WV',1);
WY = new stateprov(52,'WY',1);
AB = new stateprov(63,'AB',2);
BC = new stateprov(64,'BC',2);
MB = new stateprov(65,'MB',2);
NB = new stateprov(66,'NB',2);
NF = new stateprov(67,'NF',2);
NS = new stateprov(69,'NS',2);
NT = new stateprov(68,'NT',2);
NU = new stateprov(70,'NU',2);
ON = new stateprov(71,'ON',2);
PE = new stateprov(72,'PE',2);
QC = new stateprov(73,'QC',2);
SK = new stateprov(74,'SK',2);
YT = new stateprov(75,'YT',2);
stateprovs = new Array(NAUSA,NACan,AA,AE,AK,AL,AP,AR,AS,AZ,CA,CO,CT,DC,DE,FL,FM,GA,GU,HI,IA,ID,IL,IN,KS,KY,LA,MA,MD,ME,MH,MI,MN,MO,MP,MS,MT,NC,ND,NE,NH,NJ,NM,NV,NY,OH,OK,OR,PA,PR,PW,RI,SC,SD,TN,TX,UT,VA,VI,VT,WA,WI,WV,WY,AB,BC,MB,NB,NF,NS,NT,NU,ON,PE,QC,SK,YT)

var browserName = navigator.appName; 
var browserVer = parseInt(navigator.appVersion);
if ((browserName == "Netscape" || browserName == "Microsoft Internet Explorer") && browserVer >= 3) {version = "n3"}
else {version = "n2"}
optional = new Image();
optional.src = "../images/shared/fieldblank.gif";
reqd = new Image();
reqd.src = "../images/shared/required.gif";
warnimg = new Image();
warnimg.src = "../images/shared/warn.gif";
warnreq = new Image();
warnreq.src = "../images/shared/warnreq.gif";

function CheckForm() {
	var formok = true;
	var fieldok;
	vok = new Array;
	var rf = document.regform;
	if (rf.username) {
		fieldok = CheckUNPW('username','Username')
		if (fieldok == false) {
			formok = false; warn('username',1);
		}
		else { unwarn('username',1); }
		if (rf.pw.value != '') {
			fieldok = CheckUNPW('pw','Password')
			if (fieldok == false) {
				formok = false; warn('pw',0);
			}
			else {
				var pw = rf.pw.value;
				var rpw  = rf.rpw.value;
				if (pw == rpw) { unwarn('pw',0); unwarn('rpw',0); }
				else {
					formok = false;
					warn('pw',0);
					warn('rpw',0);
					window.alert('Password and repeat password fields were different.');
				}
			}
		}
		else {
			unwarn('pw',0);
			unwarn('rpw',0);
			rf.rpw.value = '';
		}
	}
	fieldok = CheckNoBlank('coname',1);
	if (fieldok == false) { formok = false; }
	if (rf.cotype.selectedIndex == 0) {
		formok = false; warn('cotype',1);
	}
	else{ unwarn('cotype',1); }
	fieldok = CheckNoBlank('codesc',1);
	if (fieldok == false) { formok = false; }
	fieldok = CheckNoBlank('firstname',1);
	if (fieldok == false) { formok = false; }
	fieldok = CheckNoBlank('lastname',1);
	if (fieldok == false) { formok = false; }
	fieldok = CheckTN('telnum',1);
	if (fieldok == false) { formok = false; }
	
	fieldok = CheckNoBlank('address1',1);
	if (fieldok == false) {
		fieldok = CheckSA('address1','address2','address3',1);
	}
	if (fieldok == false) { formok = false; }
	
	fieldok = CheckNoBlank('city',1);
	if (fieldok == false) { formok = false; }
	
	var ci = rf.country.selectedIndex;
	var cID = rf.country.options[ci].value;
	if (cID == 1 || cID == 2) {
		if(rf.stateprov.selectedIndex == 0) {
			formok = false; warn('stateprov',1);
		}
	}
	else { unwarn('stateprov',0); }
	
	fieldok = ValidateZip('zipcode',1);
	if (fieldok == false) { formok = false;	warn('zipcode',1); }
	else { unwarn('zipcode',1); }
	
	fieldok = ValidateEmail('email',1);
	if (fieldok == false) {	formok = false;	warn('email',1); }
	else { unwarn('email',1); }
	
	var checkda = false;
	if (rf.billship) {
		var darb = rf.billship;
		if (darb[1].checked == true) { checkda = true; }
		else { UnwarnSA; } }
	else {
		var said = rf.SAID.value;
		if (said != 0) {
			var rsa = eval('rf.rsa_' + said);
			if(rsa.checked == false) { checkda = true; }
		}
		else if (rf.daddress1) {
			if (rf.daddress1.value != '' || rf.daddress2.value != '' || rf.daddress3.value != '' || rf.dcity.value != '' || rf.dzipcode.value != '') {
				checkda = true; } }
	}
	//alert('check ship address? ' + checkda);
	if (checkda == true) {
		fieldok = CheckNoBlank('daddress1',1);
		if (fieldok == false) {
			fieldok = CheckSA('daddress1','daddress2','daddress3',1);
		}
		if (fieldok == false) { formok = false; }
		
		fieldok = CheckNoBlank('dcity',1);
		if (fieldok == false) { formok = false; }

		var dci = rf.dcountry.selectedIndex;
		var dcID = rf.dcountry.options[dci].value;

		if (dcID == 1 || dcID == 2) {
			if(rf.dstateprov.selectedIndex == 0) {
				formok = false; warn('dstateprov',1);
			}
		}
		else { unwarn('dstateprov',0); }
	
		fieldok = ValidateZip('dzipcode',1);
		if (fieldok == false) { formok = false;	warn('dzipcode',1); }
		else { unwarn('dzipcode',1); }
	}
	if (rf.heard) {
		fieldok = CheckNoBlank('heard',1);
		if (fieldok == false) { formok = false; }
	}
	if (formok == false) {
		window.alert("One or more required fields was missing, or possibly mis-typed.  Please check field(s) marked with red alerts.")
	}
	return formok;
}

function CheckNoBlank(fname,required) {
	checkfield = eval("document.regform." + fname);
	if (checkfield.value == "") { warn(fname,required); return false; }
	else { unwarn(fname,required); return true; }
}

function warn(fname,required) {
	if (document.images && version == "n3") {
		if (required == 1) { document.images[fname].src = warnreq.src; }
		else { document.images[fname].src = warnimg.src; }
	}
}

function unwarn(fname,required) {
	if (document.images && version == "n3") {
		if (required == 1) { document.images[fname].src = reqd.src; }
		else { document.images[fname].src = optional.src; }
	}
}

function CheckSA(fname1,fname2,fname3,required) {
	var vok;
	fieldok = CheckNoBlank(fname2,0);
	if (fieldok == false) {
		unwarn(fname2,0);
		fieldok = CheckNoBlank(fname3,0);
		if (fieldok == false) {	vok = false; }
		else {
			adr1 = eval('document.regform.' + fname1);
			adr2 = eval('document.regform.' + fname3);
			adr1.value = adr2.value;
			adr2.value = '';
			unwarn(fname1,required);
			vok = true;
		}
	}
	else {
		adr1 = eval('document.regform.' + fname1);
		adr2 = eval('document.regform.' + fname2);
		adr1.value = adr2.value;
		adr2.value = '';
		unwarn(fname1,required);
		vok = true;
		fieldok = CheckNoBlank(fname3,0);
		if (fieldok == true) {
			adr1 = eval('document.regform.' + fname2);
			adr2 = eval('document.regform.' + fname3);
			adr1.value = adr2.value;
			adr2.value = '';
		}
	}
	unwarn(fname2,0);
	unwarn(fname3,0);
	return vok;	
}

function UnwarnSA() {
	unwarn('daddress1',0);
	unwarn('daddress2',0);
	unwarn('dcity',0);
	unwarn('dstateprov',0);
	unwarn('dzipcode',0);
}
function SetStateProv(cf,spf,ii) {
	//cfield = eval("document.regform." + cf);
	var ci = cf.selectedIndex;
	var cID = cf.options[ci].value;
	spfield = eval("document.regform." + spf);
	spfield.options.length = 0;
	if (cID == 1 || cID == 2) {
		var selsp;
		var csp = -1;
		for (sp in stateprovs) {
			if (stateprovs[sp].country == cID) {
				csp++;
				if (stateprovs[sp].ID == ii) { selsp = csp; }
				spfield.options[spfield.options.length] = new Option(stateprovs[sp].label,stateprovs[sp].ID,false,false);
			}
		}
		spfield.options[selsp].selected = true;
	}
	else {
		spfield.options[0] = new Option('--',0,false,false);
	}
}

function ValidateZip(vfield) {
	zipfield = eval("document.regform." + vfield)
	var vzip = zipfield.value;
	var ci;
	var cID;
	var rstr;
	var zipok = true;
	if (vfield == "zipcode") {
		ci = document.regform.country.selectedIndex;
		cID = document.regform.country.options[ci].value;
	}
	else {
		ci = document.regform.dcountry.selectedIndex;
		cID = document.regform.dcountry.options[ci].value;
	}
	var nvzip = "";
	if (cID == 1) {
		var cc = "";
		for (i = 0; i < vzip.length; i++) {
			cc = vzip.charAt(i);
			if (!isNaN(cc)) { nvzip = nvzip + cc; }
			else if (cc == "-") {
				nvzip = nvzip + cc;
				if (i != 5) { zipok = false; }
			}
		}
		if (nvzip.length > 10) { nvzip = nvzip.substr(0,10); zipok = false; }
		zipfield.value = nvzip;
		if (nvzip.length < 5) { zipok = false; }
	}
	else if (cID == 2) {
		ctype = new Array(0,1,0,0,1,0,1);
		var cc = "";
		var vi = -1;
		var sp = 0;
		var ccd = -1;
		var cprob = 0;
		for (i = 0; i < vzip.length; i++) {
			vi++;
			if (vi < 7) {
				cc = vzip.charAt(i);
				ccd = cc.charCodeAt(0);
				if (cc == " ") {
					if (i == 3 && sp == 0) { nvzip = nvzip + cc; }
					else { vi--; }
				}
				else if (!((ccd > 47 && ccd < 58) || (ccd > 64 && ccd < 91) ||(ccd > 96 && ccd < 123))) {
					vi--;
				}
				else {
					if (vi == 3) { nvzip = nvzip + " "; vi++; }
					if (ccd > 96 && ccd < 123) {
						cc = cc.toUpperCase();
						ccd = cc.charCodeAt(0);
					}
					nvzip = nvzip + cc;
					if (ctype[vi] == 0) {
						if (!(ccd > 64 && ccd < 91)) { zipok = false; }
					}
					else {
						if (!(ccd > 47 && ccd < 58)) { zipok = false; }
					}
				}
			}
		}
		if (vi < 6) { zipok = false; }
		zipfield.value = nvzip;
	}
	else {
		if (vzip == '') { zipok = false; }
	}
	return zipok;
}

function ValidateEmail() {
	var email = document.regform.email.value;
	if (email.length < 7) { return false; }
	else if (email.indexOf(' ') > -1) {
		var nf = "";
		for (i = 0; i < email.length; i++) {
			cc = email.charAt(i);
			if (cc != " ") { nf = nf + cc; }
		}
		document.regform.email.value = nf;
		return false;
	}
	else {
		var amp = email.indexOf('@');
		if (amp < 1) { return false; }
		else {
			domain = email.substring(amp + 1);
			var pnt = domain.indexOf('.');
			if (pnt < 2) { return false; }
			else {
				ltl = domain.length - pnt - 1;
				if (ltl < 2) { return false; }
			}
		} 
	} 
}

function CheckRB(fname) {
	var rset = eval("document.regform." + fname);
	var rok = false;
	for (i = 0; i < rset.length; i++) {
		//window.alert(rset[i].value);
		if (rset[i].checked == true) { rok = true; }
	}
	return rok;
}

function CheckTN(fname,required) {
	var vok;
	var tnf = eval("document.regform." + fname);
	var tn = tnf.value;
	if (tn == '') {
		vok = false;
	}
	else {
		var nf = 0;
		for (i = 0; i < tn.length; i++) {
			cc = tn.charAt(i);
			if (!isNaN(cc) && cc != " ") { nf++; }
		}
		if (nf < 10) { vok = false; }
		else { vok = true; }
	}
	if (vok == false) { warn(fname,required); return false; }
	else { unwarn(fname,required); return true; }
}

function CheckUNPW(fname,label) {
	var vok;
	var upf = eval("document.regform." + fname);
	var unpw = upf.value;
	if (unpw.length < 6) {
		vok = false;
		window.alert(label + ' has too few characters.  Please use at least six.');
	}
	else if (unpw.length > 20) {
		vok = false;
		window.alert(label + ' is too long.  Not more than 20 characters are permitted.');
	}
	else {
		var nv = '';
		var xchar = 0;
		for (i = 0; i < unpw.length; i++) {
			cc = unpw.charAt(i);
			ccd = cc.charCodeAt(0);
			if (!((ccd > 47 && ccd < 58) || (ccd > 64 && ccd < 91) ||(ccd > 96 && ccd < 123))) {
				xchar = 1;
			}
			else { nv = nv + cc; }
		}
		if (xchar == 1) { 
			vok = false;
			upf.value = nv;
			window.alert(label + ' contained non-alphanumeric characters.  Only letters and numbers are allowed.  Please check.');
		}
		else { vok = true; }
	}
	return vok;
}

function CheckDAddress() {
	var daok = true;
	var pdi = document.regform;
	if (pdi.daddress1.value == "" && pdi.daddress2.value != "") {
		pdi.daddress1.value = pdi.daddress2.value;
		pdi.daddress2.value = "";
	}
	if (pdi.dname.value != "" || pdi.daddress1.value != "" || pdi.dcity.value != "") {
		if (pdi.dname.value == "") { warn('dname',1); daok = false; }
		else { unwarn('dname',1); }
		if (pdi.daddress1.value == "") { warn('daddress1',1); daok = false; }
		else { unwarn('daddress1',1); }
		if (pdi.dcity.value == "") { warn('dcity',1); daok = false; }
		else { unwarn('dcity',1); }
		fieldok = ValidateZip('dzipcode',1);
		if (fieldok == false) { warn('dzipcode',1); daok = false; }
		else { unwarn('dzipcode',1); }
		if (pdi.dstateprov.selectedIndex == 0) { warn('dstateprov',1); daok = false; }
		else { unwarn('dstateprov',1); }
	}
	else { unwarn('dname',0); unwarn('daddress1',0); unwarn('dcity',0); unwarn('dstateprov',0); unwarn('dzipcode',0); }
}