//Sets the current tab being used.
var currentTab = 1;

/*$('#gameChoices').tabs({
onShow: function()
{
NextTab(2);
}
});
$('#contactYou').tabs({
onShow: function()
{
NextTab(3);
}
});
$('#submit').tabs({
onShow: function()
{
NextTab(4);
}
});*/


function canSubmit(bSuppress) {
	if (bSuppress == true) {
		if (!validatePageOne(true) && !validatePageTwo(true))
			return false;
	} else {
		if (!validatePageOne(false))
			return false;
		if (!validatePageTwo(false))
			return false;
	}
	return true;
}

function isEditMode() {
	var passContainer = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_ChangePasswordContainer");
	return (passContainer != null);
}

function NextTab(nextTab) {
	if (isEditMode() && currentTab != nextTab) {
		switch (currentTab) {
			case 1:
				if (validatePageOne(false)) {
					$('#formContainer > ul').tabs('select', nextTab - 1);
					hideError();
					currentTab = nextTab;
				} else {
					$('#formContainer > ul').tabs('select', currentTab - 1);
				}
				break;
			case 2:
				if (validatePageTwo(false)) {
					$('#formContainer > ul').tabs('select', nextTab - 1);
					hideError();
					currentTab = nextTab;
				} else {
					$('#formContainer > ul').tabs('select', currentTab - 1);
				}
				break;
		}
	}
}

function validatePageOne(bSuppress, button) {
	var reason = "";
	var fName = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_FirstName");
	var lName = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_LastName");
	var monthValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_Month");
	var dayValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_DayOfMonth");
	var yearValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_YearOfBirth");
	var emailValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_Email");
	var confirmEmailValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_ConfirmEmail");
	var zipValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_Zip");
	var listValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_RegionDropDownList");
	var passValue = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_Password");
	var pass2Value = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_ConfirmPassword");

	if (!isEditMode()) {
		if ((monthValue == null || dayValue == null || yearValue == null) || (validatePassword(passValue) != "" || validateConfirm(passValue, pass2Value, "error") != "")) {
			if (!bSuppress) {
				setError("Please enter a valid password and confirm. See the About You tab.");
				$('#formContainer > ul').tabs('select', 0);
			}
			return false;
		}
	} else {
		var passText = $("#ctl00_MainContentPlaceHolder_EditRegistration1_Password").val();
		if (passText != "") {
			var retVal = validatePassword(passValue);
			if (retVal == "") {
				if (validateConfirm(passValue, pass2Value, "error") != "") {
					setError("Please enter a valid password and confirm. See the About You tab.");
					$('#formContainer > ul').tabs('select', 0);
					return false;
				}
			} else {
				setError(retVal);
				$('#formContainer > ul').tabs('select', 0);
				return false;
			}
		}
	}

	reason += validateEmpty(fName);
	reason += validateEmpty(lName);
	if (monthValue && dayValue && yearValue) {
		reason += validateEmpty(monthValue);
		reason += validateEmpty(dayValue);
		reason += validateEmpty(yearValue);
	}
	reason += validateEmail(emailValue);
	reason += validateEmail(confirmEmailValue);
	reason += validateEmpty(zipValue);
	reason += validateEmptyList(listValue);

	if (reason != "") {
		if (!bSuppress) {
			setError("Please enter a value for all required fields. See the About You tab.");
			$('#formContainer > ul').tabs('select', 0);
		}
		return false;
	}

	if (validateConfirm(emailValue, confirmEmailValue) != "") {
		if (!bSuppress) {
			setError("Please confirm your email address. See the About You tab.");
			$('#formContainer > ul').tabs('select', 0);
		}
		return false;
	}


	return true;
}

function setError(errMessage) {
	var eRegion = document.getElementById("errorRegion");
	eRegion.innerHTML = errMessage;
	eRegion.style.background = 'yellow';
	eRegion.style.border = '1px dashed';
	eRegion.style.color = 'red';
	eRegion.style.margin = '5 5 5 5';
}

function hideError() {
	var eRegion = document.getElementById("errorRegion");
	eRegion.innerHTML = '';
	eRegion.style.background = '';
	eRegion.style.border = '';
	eRegion.style.color = '';
	eRegion.style.margin = '';
}

function validatePageTwo(bSuppress) {
	var radioGetEmails = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_OptInEmail");
	var getViaEmails = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_EmailUpdate");
	var getCellEmails = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_CellCheckBox");
	var cellEmail = document.getElementById("ctl00_MainContentPlaceHolder_EditRegistration1_MobileEmail");

	if (radioGetEmails.checked == true && (!getViaEmails.checked && !getCellEmails.checked)) {
		if (!bSuppress) {
			setError("Please confirm if you would like alerts to your cell phone or email address. See the Get Results tab.");
			$('#formContainer > ul').tabs('select', 1);
		}
		return false;
	}

	if (radioGetEmails.checked == true && !isGameCheckboxCheck()) {
		if (!bSuppress) {
			setError("Please indicate what games you would like to recieve. See the Get Results tab.");
			$('#formContainer > ul').tabs('select', 1);
		}
		return false;
	}

	if (radioGetEmails.checked == true && getCellEmails.checked && cellEmail.value.length < 1) {
		if (!bSuppress) {
			setError("Please enter your cell phone email address. See the Get Results tab.");
			$('#formContainer > ul').tabs('select', 1);
		}
		return false;
	}
	return true;
}

function isGameCheckboxCheck() {
	var stringVal = "ctl00_MainContentPlaceHolder_EditRegistration1_GameResultsCheckBoxList";
	var tempCheckVal = "";
	var checkVal;

	for (var i = 0; i < 8; i++) {
		tempCheckVal = stringVal + "_" + i;
		if (document.getElementById(tempCheckVal)) {
			if (document.getElementById(tempCheckVal).checked == true)
				return true;
		} else {
			return false;
		}
	}
	return false;
}

function validateEmptyList(fld) {
	var error = "";
	if (fld.selectedIndex < 1) {
		fld.style.background = 'Yellow';
		error = "The required field has not been filled in.\n"
	}
	else {
		fld.style.background = 'White';
	}
	return error;
}

function validateEmpty(fld) {
	var error = "";

	if (fld.value.length == 0) {
		fld.style.background = 'Yellow';
		error = "The required field has not been filled in.\n"
	} else {
		fld.style.background = 'White';
	}
	return error;
}

function trim(s) {
	return s.replace(/^\s+|\s+$/, '');
}

function validateEmail(fld) {
	var error = "";
	var tfld = trim(fld.value);
	var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/;
	var illegalChars = /[\(\)\<\>\,\;\:\\\"\[\]]/;

	if (fld.value == "") {
		fld.style.background = 'Yellow';
		error = "You didn't enter an email address.\n";
	} else if (!emailFilter.test(tfld)) {
		fld.style.background = 'Yellow';
		error = "Please enter a valid email address.\n";
	} else if (fld.value.match(illegalChars)) {
		fld.style.background = 'Yellow';
		error = "You didn't enter a correct email address.\n";
	} else {
		fld.style.background = 'White';
	}
	return error;
}

function validatePhone(fld) {
	var error = "";
	var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');

	if (fld.value == "") {
		error = "You didn't enter a phone number.\n";
		fld.style.background = 'Yellow';
	} else if (isNaN(parseInt(stripped))) {
		error = "The phone number contains illegal characters.\n";
		fld.style.background = 'Yellow';
	} else if (!(stripped.length == 10)) {
		error = "The phone number is the wrong length. Make sure you included an area code.\n";
		fld.style.background = 'Yellow';
	}
	return error;
}

function validatePassword(fld) {
	var error = "";
	var illegalChars = /[\W_]/;

	if (fld.value == "") {
		fld.style.background = 'Yellow';
		error = "You didn't enter a password.\n";
	} else if ((fld.value.length < 6) || (fld.value.length > 15)) {
		error = "The password is the wrong length. \n";
		fld.style.background = 'Yellow';
	} else if (illegalChars.test(fld.value)) {
		error = "The password contains illegal characters.\n";
		fld.style.background = 'Yellow';
	} else if (!((fld.value.search(/(a-z)+/)) && (fld.value.search(/(0-9)+/)))) {
		error = "The password must contain at least one numeral.\n";
		fld.style.background = 'Yellow';
	} else {
		fld.style.background = 'White';
	}
	return error;
}

function validateConfirm(fld, fld2, errorStatement) {
	var error = "";
	if (fld.value != fld2.value) {
		fld.style.background = 'Yellow';
		fld2.style.background = 'Yellow';
		error = errorStatement;
	}
	return error;
}