// Check for ZipCodes in US territories. If so, alert user that orders may only go to Continental US

/*APO/FPO
	09,340,962,963,964,965,966
	Pacific Islands (HI, PW, FM, MH, MP, GU, AS)
	967,968,969
	Puerto Rico / Virgin Islands (PR, VI)
	006,007,008,009 */
function checkZip(zip) {
	delivery = document.cartform.deliver_to;
	if (!checkDest(delivery)) {
		zip.value = "";
		return false;
	}
var bad_codes = new Array("^09","^340","^962","^963","^964","^965","^966","^967","^969","^006","^007","^008","^009");
	var checker = new RegExp();
	var code;
	for (code in bad_codes) {
		checker.compile(bad_codes[code]);
		if (checker.test(zip.value)) {
			alert("Sorry, we only ship to the Continental US.");
			zip.value = "";
			return false;
		} 
	}
	// Zip code is good if we get here
	return true;
}

function checkCheckoutZip(zip) {
var bad_codes = new Array("^09","^340","^962","^963","^964","^965","^966","^967","^969","^006","^007","^008","^009");
	var checker = new RegExp();
	var code;
	for (code in bad_codes) {
		checker.compile(bad_codes[code]);
		if (checker.test(zip.value)) {
			alert("Sorry, we only ship to the Continental US.");
			zip.value = "";
			return false;
		} 
	}
	// Zip code is good if we get here
	return true;
}

function checkCountry(country) {
	if (country.value == 'US' || country.value == 'CA') {
				return true;
	}
	else {
		alert ('Sorry, we only ship to the US or Canada.');
		country.value = '';
		return false;
	}
}

function checkEnter(e){ //e is event object passed from function invocation
  var characterCode; //literal character code will be stored in this variable
  
  if(e && e.which){ //if which property of event object is supported (NN4)
    characterCode = e.which; //character code is contained in NN4's which property
  }
  else{
    if (event)
			e = event;
    characterCode = e.keyCode; //character code is contained in IE's keyCode property
  }
  
  if(characterCode == 13){ //if generated character code is equal to ascii 13 (if enter key)
    //var answer = confirm("Do you want to continue to Check Out?");
		return false;
		if (answer) {
			returnObjById("continue").submit(); //submit the form
			return false;
		}
		else return false;
  }
  else{
  	return true;
  }
}

function checkDest(delivery) {
	if (delivery[0].checked == true || delivery[1].checked == true)
		return true;
	else {
		alert("Please select where this order will be shipped to."); 
		return false;
	}
}

function returnObjById( id )
{
    if (document.getElementById)
        var returnVar = document.getElementById(id);
    else if (document.all)
        var returnVar = document.all[id];
    else if (document.layers)
        var returnVar = document.layers[id];
    return returnVar;
}