/* ***************************************************
************** UPDATE FUNCTIONS ********************** 
****************************************************** */

function checkdata()
{

	sendform = true;
	checktribe();
	checkforempty();
	checksex();
	checkgrade();
		 
	if (sendform == true){
		document.formRegister1.submit();
	}
}


function checksender()
{
	sendform = true;
	if (document.formmessage.sender[0].selected == true){
		alert("Please select your name.");
		sendform=false;
		return;
	}



	radio_choice = false; 
	for (counter = 0; counter < document.formmessage.target.length; counter++)
	{
	if (document.formmessage.target[counter].checked)
		radio_choice = true; 
	}
	if (!radio_choice)
	{
		alert("Please select your target.")
		return (false);
	}

	if (sendform == true){
		document.formmessage.submit();
	}
	
}

function checksender1()
{
	sendform = true;
	if (document.formmessage.sender[0].selected == true){
		alert("Please select your name.");
		sendform=false;
		return;
	}



	if (sendform == true){
		document.formmessage.submit();
	}
	
}

/* ***************************************************
************** CHECK SEX AND GRADE **************
****************************************************** */

function checktribe()
{
	if (document.formRegister1.tribe[0].selected == true){
		if (document.formRegister1.grade[4].checked==true) {
			alert("You have chosen 'New Child to Katori Nation',\nbut also chosen Grade '4th and up'. One of\nthese is incorrect.\n\nIf you are joining the Katori Trails program, please\nselect the tribe 'Trails.'");
			sendform=false;
			return;
		}
		var tribe_alert = ""; // set as global variable 
		tribe_alert +=  "You have indicated that you are registering a NEW MEMBER with"; 
		tribe_alert += "\nno tribe assigned yet. Please use the Comments section to advise"; 
		tribe_alert += "\nus if you wish to be put in a tribe with someone in particular. If"; 
		tribe_alert += "\nyou are really a new member and do not have to return to the"; 
		tribe_alert += "\nform, please click the OK button. "; 
		tribe_alert += "\n\nIf you need to enter Comments, or if you are already in a tribe,"; 
		tribe_alert += "\nplease click Cancel to return to the form."; 
		var x = confirm(tribe_alert);
		if (x) {
			sendform=true;
			return;
		}
		else {
			sendform=false;
			return;
		}
	}
} 


function checksex()
{
	if (document.formRegister1.sex[0].checked == false){
		if (document.formRegister1.sex[1].checked == false){
			alert("Please enter your child's gender.");
			sendform=false;
			return;
		}
	}
} 

function checkgrade()
{
	if (document.formRegister1.grade[0].checked == false) {
		 if (document.formRegister1.grade[1].checked == false){
			if (document.formRegister1.grade[2].checked == false){
				if (document.formRegister1.grade[3].checked == false){
					if (document.formRegister1.grade[4].checked == false){
						alert("Please enter your child's grade.");
						sendform=false;
						return;
					}
				 }
			 }
		 }
	}
}

/* ***************************************************
************** CHECK T-SHIRTS ***********************
****************************************************** */

function CheckTshirts() 
{

	if  (document.formshirtorder.size[9].selected == true) {
		document.formshirtorder.color.disabled = true;
		document.formshirtorder.color.value = "";
		return;
	}
	if  (document.formshirtorder.size[10].selected == true) {
		document.formshirtorder.color.disabled = true;
		document.formshirtorder.color.value = "";
		return;
	}
	if  (document.formshirtorder.size[11].selected == true) {
		document.formshirtorder.color.disabled = true;
		document.formshirtorder.color.value = "";
		return;
	}
	else {
		document.formshirtorder.color.disabled = false;
		document.formshirtorder.color[0].selected = true;
		return;
	}
}



/* ***************************************************
************** CHECK FOR EMPTY ***********************
****************************************************** */


function checkforempty()
{

	if (!check_empty(document.formRegister1.dlname.value)){
		alert('Please enter your last name.');
		sendform=false;
		return;
	}
	
	if (!check_empty(document.formRegister1.dfname.value)){
		alert('Please enter your first name.');
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.email.value)){
		alert('Please enter your email address.');
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.address.value)){
		alert('Please enter your address.');
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.city.value)){
		alert('Please enter your city.');
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.zip.value)){
		alert('Please enter your zip code.');
		sendform=false;
		return;
	}
	
	if (!check_empty(document.formRegister1.hphone.value)){
		alert('Please enter your home phone number.');
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.clname.value)){
		alert("Please enter your child's last name.");
		sendform=false;
		return;
	}
	
	if (!check_empty(document.formRegister1.cfname.value)){
		alert("Please enter your child's first name.");
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.bd.value)){
		alert("Please enter your child's birthday (MM/DD/YY).");
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.school.value)){
		alert("Please enter your child's school.");
		sendform=false;
		return;
	}

	if (!check_empty(document.formRegister1.sub.value)){
		alert("Please enter your subdivision.");
		sendform=false;
		return;
	}

}


function check_empty(text) 
{
	return (text.length > 0);
}



/* ***************************************************
************** CHECK FOR BAD EMAIL *******************
****************************************************** */

function emailCheck (emailStr) {

/* The following variable tells the rest of the function whether or not
to verify that the address ends in a two-letter country or well-known
TLD.  1 means check it, 0 means don't. */

var checkTLD=1;

/* The following is the list of known TLDs that an e-mail address must end with. */

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */

var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/

var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */

var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */

var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */

var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */

var matchArray=emailStr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */

alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
return false;
   }
}

// See if "user" is valid 

if (user.match(userPat)==null) {

// user is not valid

alert("The username doesn't seem to be valid.");
return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {

// this is an IP address

for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}

// Domain is symbolic name.  Check if it's valid.
 
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert("The domain name does not seem to be valid.");
return false;
   }
}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
alert("This address is missing a hostname!");
return false;
}

// If we've gotten this far, everything's valid!
return true;
}



/* ***************************************************
************** CUSTOM FUNCTIONS FROM TEMPLATE *********
****************************************************** */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}