// MUTUAL across more than one control

function trapEnterPD(evnt)
{
	var key = evnt.keyCode || evnt.which;
	return key != 13;
}


/*
Method		: flipButton
Summary		: mouse roll over/out function for flipping buttons - not visually seen in florida site
Inputs		: button = 'this' (image object)
: mode = 1(over), 2(out)
Author		: TSA
Create Date	: 2007.02.08
*/
function flipButton(button, mode)
{
	var oImg = eval(button);

	try
	{
		switch (mode)
		{
			case 1: //over
				if (oImg.src.indexOf('_Over.gif') < 0)
				{
					oImg.src = oImg.src.replace('.gif', '_Over.gif');
				}
				return;

			case 0: //out
				if (oImg.src.indexOf('_Over.gif') > -1)
				{
					oImg.src = oImg.src.replace('_Over.gif', '.gif');
				}
				return;
		}
	}
	catch (err)
	{
		return;
	}
}


// *****************    AGENT LISTING CONTROL SCRIPT     ***************
var agentListings = new Array();
var agentListingIndex = new Array();

function loadAgentListingControl(index, operatorValue)
{

	if (agentListings == null || agentListings == "undefined") return;

	var controlPrefix = "";
	var controlIndex = index + 1;
	if (controlIndex < 10)
	{
		controlPrefix = "ctl0" + controlIndex.toString() + "_";
	} else
	{
		controlPrefix = "ctl" + controlIndex.toString() + "_";
	}

	var leftArrow = NRT.Utility.getElementByTagNameAndID(controlPrefix + "imgMyListingLeftArrow", "IMG");
	var rightArrow = NRT.Utility.getElementByTagNameAndID(controlPrefix + "imgMyListingRightArrow", "IMG");

	if (operatorValue == 1)
	{
		if (agentListingIndex[index] == agentListings[index].length - 1) return;
		agentListingIndex[index]++;
	}
	else
	{
		if (agentListingIndex[index] < 1) return;
		agentListingIndex[index]--;
	}

	var addressLine = NRT.Utility.getElementByTagNameAndID(controlPrefix + "hlMyListingsAddress", "A");
	var descriptorLine = NRT.Utility.getElementByTagNameAndID(controlPrefix + "spnMyListingsDescriptor", "P");
	var propertyPhoto = NRT.Utility.getElementByTagNameAndID(controlPrefix + "imgMyListings", "IMG");
	var propertyPhotoAnchor = NRT.Utility.getElementByTagNameAndID(controlPrefix + "imgMyListingAnchor", "A");
	var myListings = agentListings[index]; //agentListingIndex[index].split('~');
	var myListing = myListings[agentListingIndex[index]].split('~');

	propertyPhoto.src = myListing[0];
	propertyPhotoAnchor.href = myListing[1];
	addressLine.href = myListing[1];
	addressLine.innerHTML = myListing[2];
	descriptorLine.innerHTML = myListing[3];

	if (agentListingIndex[index] == agentListings[index].length - 1) { rightArrow.src = "/NRTProducts/include/Images/agentrightarrow.gif"; rightArrow.style.cursor = "default"; }
	else { rightArrow.src = "/NRTProducts/include/Images/agentrightarrow_act.gif"; rightArrow.style.cursor = "pointer"; }

	if (agentListingIndex[index] == 0) { leftArrow.src = "/NRTProducts/include/Images/agentleftarrow.gif"; leftArrow.style.cursor = "default"; }
	else { leftArrow.src = "/NRTProducts/include/Images/agentleftarrow_act.gif"; leftArrow.style.cursor = "pointer"; }

	//hide nav arrows if only 1 listing
	if (agentListings[index].length == 1)
	{
		rightArrow.style.display = "none";
		leftArrow.style.display = "none";
	}

}

// ****************         LISTING MAP CONTROL              ***************
function Page_Load() { if (GetMap != undefined) GetMap(); AddPushpin(); }
//Clean up all objects function 
function Page_Unload()
{
	if (map != null)
	{
		map.Dispose();
		map = null;
	}
}


function ToggleMapSize()
{
	var mapHeight = map.GetHeight();
	var mapWidth = map.GetWidth();
	var s;

	if (!e) var e = window.event;

	if (mapHeight == 350)
	{
		mapHeight += 200;
		s = "View Smaller Map";
	}
	else
	{
		mapHeight -= 200;
		s = "View Larger Map";
	}

	// Resize the Virtual Earth Map itself
	map.Resize(mapWidth, mapHeight);
	document.getElementById('hlViewLargerMap').innerHTML = s;

}

function AddPushpin()
{
	var shape = new VEShape(VEShapeType.Pushpin, map.GetCenter());
	var icon = "<img src='/NRTProducts/include/Images/map_results_pushpin_.gif' >";
	//Set the icon
	shape.SetCustomIcon(icon);
	//Add the shape the the map
	map.AddShape(shape);
}


function MapMouseWheelHandler(e)
{

	if (mapBrowserDetectIsFirefox)
		window.scrollBy(0, -20 * e.mouseWheelChange);
	else
		window.scrollBy(0, -1 * e.mouseWheelChange);

	return true;
}

function trapEnterMap(evt)
{
	try
	{
		var charCode = (evt.which) ? evt.which : event.keyCode

		if (charCode == 13)
		{
			getDirections();
			return false;
			//            var hlGetDirections = document.getElementById('hlGetDirections');
			//            if (NRT.Utility.objectExists(hlGetDirections))
			//            {
			//                hlGetDirections.click();
			//                return true;
			//            } else {
			//                return false;
			//            }
		}
		return false;
	}
	catch (err)
	{
		_oErrorHandler.Error('NRT.Property.Search.QuickSearch.trapEnter', _oErrorHandler.ERRORTYPE_JS, err);
		return;
	}
}

// ***************  OPEN HOUSE CONTROL SCRIPTS  *****************
function toggleOpenHouseDatesList(objElement)
{
	var expandoTextDiv = document.getElementById('additionalOpenHouseDatesDiv');
	var myExpandoAnchorDiv = document.getElementById('openhouseExpandoAnchorDiv');

	if (objElement.id == 'openhouseExpandoAnchor')
	{
		expandoTextDiv.className = 'visibleExpando';
		myExpandoAnchorDiv.className = 'hiddenExpando';
	}
	else
	{
		expandoTextDiv.className = 'hiddenExpando';
		myExpandoAnchorDiv.className = 'visibleExpando';
	}
}

// **************** LISTING DESCRIPTION CONTROL SCRIPTS ***************

function expandListingDescription(objElement)
{
	var expandoTextDiv = document.getElementById('restOfString');
	var myExpandoAnchorDiv = document.getElementById('myExpandoAnchorDiv');

	if (objElement.id == 'myExpandoAnchor')
	{
		expandoTextDiv.className = 'visibleExpando';
		myExpandoAnchorDiv.className = 'hiddenExpando';

	}
	else
	{
		expandoTextDiv.className = 'hiddenExpando';
		myExpandoAnchorDiv.className = 'visibleExpando';
	}
}

// **************** MORTGAGE CALCULATOR     ****************************

function parseNumber(stringValue, defaultValue)
{

	//strip any $ from string
	stringValue = stringValue.toString().replace(/\$|\,/g, '');

	var result;

	result = new Number(stringValue);
	if (isNaN(result))
	{
		if (defaultValue != undefined)
		{
			defaultValue = new Number(defaultValue);
			if (isNaN(defaultValue) == false)
				result = defaultValue;
		}
		else
		{
			result = new Number();
			result = 0;
		}
	}
	return result;
}

function calculateAmoritizedPayment(PV, IR, NP)
{
	var PMT = (PV * IR) / (1 - Math.pow(1 + IR, -NP));
	return roundDecimals(PMT, 2);
}

function roundDecimals(original_number, decimals)
{
	var result1 = original_number * Math.pow(10, decimals);
	var result2 = Math.round(result1);
	var result3 = result2 / Math.pow(10, decimals);
	return (result3);
}

function formatCurrency(strValue)
{
	return formatCurrency(strValue, false);
}

function formatCurrency(strValue, includeCents)
{
	var blnSign;
	var dblValue;
	var intCents;
	var strCents;
	var strValue;

	strValue = strValue.toString().replace(/\$|\,/g, '');
	dblValue = parseFloat(strValue);
	blnSign = (dblValue == (dblValue = Math.abs(dblValue)));
	dblValue = Math.floor(dblValue * 100 + 0.50000000001);
	intCents = dblValue % 100;
	strCents = intCents.toString();
	dblValue = Math.floor(dblValue / 100).toString();
	if (intCents < 10)
		strCents = "0" + strCents;
	for (var i = 0; i < Math.floor((dblValue.length - (1 + i)) / 3); i++)
		dblValue = dblValue.substring(0, dblValue.length - (4 * i + 3)) + ',' +
		dblValue.substring(dblValue.length - (4 * i + 3));
	if (includeCents == true)
		return (((blnSign) ? '' : '-') + '$' + dblValue + '.' + strCents);
	else
		return (((blnSign) ? '' : '-') + '$' + dblValue);
}

function calculateMonthlyPayment(hideCalculation)
{

	//initialize variables
	var down_paymentAmount = 0;
	var down_paymentPercentage = 0;
	var present_value = 0;
	var borrowed_value = 0;
	var interest_rate = 0.0625;
	var loan_term = 30;
	var annual_insuranceAmount = 0;
	var annual_taxesAmount = 0;
	var monthly_paymentPlusSup = 0;

	//assign input values
	present_value = parseNumber(txtPurchasePrice.value);
	borrowed_value = present_value;
	down_paymentAmount = parseNumber(txtDownpaymentAmount.value);
	down_paymentPercentage = parseNumber(ddlDownpaymentPercentage.value);
	annual_taxesAmount = parseNumber(txtAnnualTaxes.value);
	annual_insuranceAmount = parseNumber(txtAnnualInsurance.value);
	interest_rate = parseNumber(txtAnnualInterestRate.value.replace(/\%/g, ''), 0.0625);

	//reset input values
	txtDownpaymentAmount.value = '';
	paymentEstimateLabel.innerHTML = '';
	paymentInformationLabel.innerHTML = '';

	//if down payment is unrealistic, reset it to 0
	if (down_paymentAmount > present_value) down_paymentAmount = 0;

	//inspect loan term radio buttons
	if (rbDownpaymentPercentage.checked == true)
	{
		down_paymentPercentage = parseNumber(ddlDownpaymentPercentage.value);
		down_paymentAmount = roundDecimals(present_value * down_paymentPercentage, 2);
		borrowed_value = present_value - down_paymentAmount;
	}
	else
	{
		borrowed_value = present_value - down_paymentAmount;
		down_paymentPercentage = down_paymentAmount / present_value * 100;
	}

	//set interest rate to percentage if necessary
	if (interest_rate > 1)
	{
		interest_rate = interest_rate / 100;
		//if the user entered something like 110%, default it
		if (interest_rate > 1)
			interest_rate = 0.0625;
	}

	//inspect term - default to 30 unless other specified
	if (rdoTerm15.checked == true)
	{
		loan_term = 15;
	}

	var monthly_payment = calculateAmoritizedPayment(borrowed_value, interest_rate / 12, loan_term * 12);
	monthly_paymentPlusSup = monthly_payment + roundDecimals(annual_insuranceAmount / 12, 2) + roundDecimals(annual_taxesAmount / 12, 2);

	//format input values
	if (present_value > 0)
	{
		txtPurchasePrice.value = formatCurrency(present_value);
	} else
	{
		txtPurchasePrice.value = '';
	}
	if (down_paymentAmount > 0)
	{
		txtDownpaymentAmount.value = formatCurrency(down_paymentAmount);
	} else
	{
		txtDownpaymentAmount.value = '';
	}
	if (annual_taxesAmount > 0)
	{
		txtAnnualTaxes.value = formatCurrency(annual_taxesAmount);
	} else
	{
		txtAnnualTaxes.value = '';
	}
	if (annual_insuranceAmount > 0)
	{
		txtAnnualInsurance.value = formatCurrency(annual_insuranceAmount);
	} else
	{
		txtAnnualInsurance.value = '';
	}
	if (interest_rate > 0)
	{
		txtAnnualInterestRate.value = (interest_rate * 100).toString() + "%";
	} else
	{
		txtAnnualInterestRate.value = '';
	}

	//set payment information
	if (hideCalculation !== true)
	{
		paymentEstimateLabel.innerHTML = formatCurrency(monthly_paymentPlusSup.toString(), false) + " per month";
		paymentInformationLabel.innerHTML = formatCurrency(down_paymentAmount.toString())
        + " down, " + formatCurrency(borrowed_value.toString()) + " mortgage";
	}
}

// ***************   PHOTO CONTROL SCRIPTS ********************
function removeEmptys()
{
	$("#divThumbnailsContainer: img").attr('alt', '')
	$("#divThumbnailsContainer: img").eq(currentPhotoHighlightIndex).attr('alt', 'selected').removeClass('pd-photo-thumbnail-selected');
	$("#divThumbnailsContainer: img").eq(currentPhotoHighlightIndex).attr('alt', 'selected').removeClass('pd-photo-thumbnail-unselected');
	$("#divThumbnailsContainer: img").eq(currentPhotoHighlightIndex).attr('alt', 'selected').removeClass('pd-photo-thumbnail-empty');
	$("#divThumbnailsContainer: img").eq(currentPhotoHighlightIndex).attr('alt', 'selected').addClass('pd-photo-thumbnail-unselected');

	$("#divThumbnailsContainer: img").each(function(index)
	{
		if ($(this).attr('src') == '/NRTProducts/include/Images/common_spacer.gif')
		{
			$(this).attr('alt', 'empty');
			var tifl = $(this).parent().get(0)
			$(tifl).css({ 'display': 'none' });
		}
	});
	OpeningAnimation();
}

function OpeningAnimation()
{
	$('#divLargePhoto').fadeTo(400, 1.0);
	$("#divThumbnailsContainer: img").each(function(index)
	{
		if ($(this).attr('alt') == 'selected')
		{
			$(this).animate({
				opacity: 1.0
			}, 200, "swing");

			$(this).removeClass('pd-photo-thumbnail-selected');
			$(this).removeClass('pd-photo-thumbnail-unselected');
			$(this).removeClass('pd-photo-thumbnail-empty');
			$(this).addClass('pd-photo-thumbnail-selected');
		}
		else
		{
			if (!($(this).attr('src') == '/NRTProducts/include/Images/common_spacer.gif'))
			{
				$(this).animate({
					opacity: 0.8
				}, 200, "swing");
				$(this).removeClass('pd-photo-thumbnail-selected');
				$(this).removeClass('pd-photo-thumbnail-unselected');
				$(this).removeClass('pd-photo-thumbnail-empty');
				$(this).addClass('pd-photo-thumbnail-unselected');
			}
		}
	});

}

function animateNextPhoto(index)
{
	var thisSRC = $('#divThumbnailsContainer: img').eq(index).attr("src");
	var thisCaption = $('#divThumbnailsContainer: img').eq(index).attr("title");
	var labelPhotoCaption = document.getElementById('lblPhotoCaption');

	$('#divThumbnailsContainer: img').removeClass('pd-photo-thumbnail-selected');
	$('#divThumbnailsContainer: img').removeClass('pd-photo-thumbnail-unselected');
	$('#divThumbnailsContainer: img').removeClass('pd-photo-thumbnail-empty');
	$('#divThumbnailsContainer: img').addClass('pd-photo-thumbnail-unselected');

	$('#divThumbnailsContainer: img').eq(index).removeClass('pd-photo-thumbnail-selected');
	$('#divThumbnailsContainer: img').eq(index).removeClass('pd-photo-thumbnail-unselected');
	$('#divThumbnailsContainer: img').eq(index).removeClass('pd-photo-thumbnail-empty');
	$('#divThumbnailsContainer: img').eq(index).addClass('pd-photo-thumbnail-selected');

	$("#divThumbnailsContainer: img[alt='empty']").removeClass('pd-photo-thumbnail-selected');
	$("#divThumbnailsContainer: img[alt='empty']").removeClass('pd-photo-thumbnail-unselected');
	$("#divThumbnailsContainer: img[alt='empty']").removeClass('pd-photo-thumbnail-empty');
	$("#divThumbnailsContainer: img[alt='empty']").addClass('pd-photo-thumbnail-empty');

	$('#divLargePhoto').stop(true, false); // elminate stacked animations
	$('#divLargePhoto').fadeTo(250, 0.1, function()
	{
		$('#divLargePhoto img').attr('src', thisSRC);
		labelPhotoCaption.innerHTML = thisCaption;
		$('#divLargePhoto img').attr('title', thisCaption);
		resetPhoto();
	});
}

function resetPhoto()
{
	$('#divLargePhoto').fadeTo(300, 1.0);
}

function instantiatePropertyDetailsPhotoArray()
{
	propertyDetailsPhotoInfos = new Array(photoControlsPhotoCollection.length);

	for (var i = 0; i < photoControlsPhotoCollection.length; i++)
	{
		var myphoto = new Object;
		var serializedString = photoControlsPhotoCollection[i].split("|");

		myphoto.caption = serializedString[2];
		myphoto.thumbnailURL = serializedString[1];
		myphoto.mainURL = serializedString[0];
		propertyDetailsPhotoInfos[i] = myphoto;
	}
}

function initializePropertyDetailsPhotoControl()
{
	if (thumbnailDivElements != null && thumbnailDivElements != 'undefined')
	{
		for (var i = 0; i < thumbnailDivElements.length; i++)
		{
		}
	}
}

function populatePropertyDetailsPhotoControl()
{
	if (propertyDetailsPhotoInfos.length > 0)
	{
		//reset the image src's
		for (var i = 0; i < 10; i++) { thumbnailImgElements[i].src = '/NRTProducts/include/Images/common_spacer.gif'; }

		var lowerLimit = 10 * currentPhotoPageIndex;
		var upperLimit = 0;
		if ((propertyDetailsPhotoInfos.length - (10 * currentPhotoPageIndex)) < 10)
			upperLimit = propertyDetailsPhotoInfos.length;
		else
			upperLimit = ((10 * currentPhotoPageIndex) + 10);

		var j = 0;
		for (var i = lowerLimit; i < upperLimit; i++)
		{

			//assign the src to the img element
			thumbnailImgElements[j].src = propertyDetailsPhotoInfos[i].thumbnailURL;
			thumbnailImgElements[j].title = propertyDetailsPhotoInfos[i].caption;
			thumbnailDivElements[j].style.display = 'inline';
			j++;
		}

		//set current index
		highlightImageThumbnail(currentPhotoHighlightIndex);
		animateNextPhoto(currentPhotoHighlightIndex);
		removeEmptys();
	}
}

function openLargePhotos(address, listingID, websiteName, disclaimerID)
{
	var j = window.open("Coldwell Banker", "LargePhotos", "height=650,width=650,status=yes,toolbar=yes,menubar=yes,scrollbars=yes,top=5,location=no,resizable=yes");
	j.document.write("<link href=\"/NRTProducts/include/css/PropertyDetailsPrint.css\" rel=\"stylesheet\" type=\"text/css\" />")
	j.document.write("<body style=\"padding: 0px 0px; margin: 5px 5px; font-family: Arial, Helvetica, Sans-Serif; font-size: 12px;\">");
	j.document.write("<table width=\"100%\" cellpadding=\"0\" cellspacing=\"0\" align=\"center\"><tr><td width=\"100%\" align=\"center\"><table cellpadding=\"0\" cellspacing=\"0\" width=\"100%\"><tr><td width=\"100%\" align=\"center\"><div><img src=\"/Images/forms/cblogo.gif\" alt=\"Coldwell Banker\" style=\"float: left;\" /><span class=\"pd-print-banner\">" + websiteName + "</span><div style=\"clear: both; padding-top: 3px;\"></div><hr class=\"pd-print-banner-rule\" /></div>");
	j.document.write("<p style=\"color: #003169; font-size: 14px; line-height: 22px; padding-bottom: 10px;\"><span style=\"font-weight: bold; \">" + address + "</span>");

	if (listingID !== null && listingID !== "")
	{
		j.document.write("<br /><span>MLS# " + listingID + "</span>");
	}

	j.document.write("</p></td></tr>");

	for (var i = 0; i < propertyDetailsPhotoInfos.length; i++)
	{
		j.document.write("<tr><td width=\"100%\" align=\"center\"><img style=\"padding: 0px 0px; margin: 0px 0px 10px 0px; border: solid 1px #cccccc;\" src=\"" + propertyDetailsPhotoInfos[i].mainURL + "\" onerror=\"this.src='/NRTProducts/include/images/NoPropertyPhoto.gif';\" /><br /></td></tr>");
	}

	var divDisclaimer = document.getElementById(disclaimerID);
	if (divDisclaimer !== null && typeof divDisclaimer !== 'undefined' && divDisclaimer.innerHTML !== '')
	{
		j.document.write("<tr><td class=\"pd-additionalinfo\">" + divDisclaimer.innerHTML + "</td></tr>");
	}

	j.document.write("</table></td></tr></table></body");
}

function highlightImageThumbnail(index)
{
	if (index + (currentPhotoPageIndex * 10) >= propertyDetailsPhotoInfos.length) return;
	currentPhotoHighlightIndex = index;

	previousPhotoHighlightIndex = currentPhotoHighlightIndex;
	//set label
	photoControlIterationLabelReference.innerHTML =
                (currentPhotoHighlightIndex + currentPhotoPageIndex * 10 + 1).toString()
                + " of " + propertyDetailsPhotoInfos.length.toString();
}

function movePrevThumbnail()
{
	if (currentPhotoHighlightIndex > 0)
	{
		currentPhotoHighlightIndex -= 1;
		highlightImageThumbnail(currentPhotoHighlightIndex);
		animateNextPhoto(currentPhotoHighlightIndex);
	}
	else
	{
		if (currentPhotoPageIndex > 0)
		{
			currentPhotoPageIndex -= 1;
			currentPhotoHighlightIndex = 9;
			highlightImageThumbnail(currentPhotoHighlightIndex);
			populatePropertyDetailsPhotoControl();
		}
	}

	setPhotoNavigationStyles();
	setPagingTabStyles();
}

function moveNextThumbnail()
{
	if (currentPhotoPageIndex * 10 + currentPhotoHighlightIndex < propertyDetailsPhotoInfos.length - 1)
	{
		if (currentPhotoHighlightIndex < 9)
		{
			currentPhotoHighlightIndex += 1;
			highlightImageThumbnail(currentPhotoHighlightIndex);
			animateNextPhoto(currentPhotoHighlightIndex);
		}
		else
		{
			//moving to next page
			currentPhotoPageIndex += 1;
			currentPhotoHighlightIndex = 0;
			highlightImageThumbnail(currentPhotoHighlightIndex);
			populatePropertyDetailsPhotoControl();
		}
	}

	setPhotoNavigationStyles();
	setPagingTabStyles();
}

function setPhotoNavigationStyles()
{
	if ((currentPhotoPageIndex * 10 + currentPhotoHighlightIndex) == 0)
		photoNavigatePreviousControlReference.style.color = '#999999';
	else
		photoNavigatePreviousControlReference.style.color = '#003366';

	if ((currentPhotoPageIndex * 10 + currentPhotoHighlightIndex) != propertyDetailsPhotoInfos.length - 1)
		photoNavigateNextControlReference.style.color = '#003366';
	else
		photoNavigateNextControlReference.style.color = '#999999';
}

function setPagingTabStyles()
{
	//reset pagingPads
	for (var i = 0; i < pagingPads.length; i++)
	{
		pagingPads[i].className = "pd-photo-tab-inactive";
	}
	pagingPads[currentPhotoPageIndex].className = "pd-photo-tab";
}

function moveToPage(index)
{
	currentPhotoHighlightIndex = 0;
	currentPhotoPageIndex = index - 1;
	highlightImageThumbnail(currentPhotoHighlightIndex);
	populatePropertyDetailsPhotoControl();
	setPhotoNavigationStyles();
	setPagingTabStyles();

	removeEmptys();
}

function instantiatePhotoPagingPads()
{
	var startIndex = 1;
	var endIndex = 1;
	var done = false;

	//first reset pads to not display
	for (var i = 0; i < pagingPads.length; i++)
	{
		if (pagingPads[i].parentNode != 'undefined')
		{ pagingPads[i].parentNode.style.display = 'none'; }
		else { pagingPads[i].parentElement.style.display = 'none'; }
		pagingPads[i].style.display = 'none';
	}

	//our current page design only allows room for 4 paging tabs
	if (propertyDetailsPhotoInfos.length > 0)
	{
		for (var i = 0; i < 4 && done == false; i++)
		{

			if ((endIndex + 10) > propertyDetailsPhotoInfos.length)
			{
				endIndex = propertyDetailsPhotoInfos.length;
				done = true;
			}
			else
			{
				endIndex = startIndex + 9;
				if (endIndex == propertyDetailsPhotoInfos.length) done = true;
			}

			if (pagingPads[i].parentNode != 'undefined')
				pagingPads[i].parentNode.style.display = 'inline';
			else
				pagingPads[i].parentElement.style.display = 'inline';

			pagingPads[i].style.display = 'block';

			//if start and end are same, don't include hypen
			if (endIndex != startIndex)
				pagingPads[i].innerHTML = startIndex + "-" + endIndex;
			else
				pagingPads[i].innerHTML = startIndex;

			startIndex += 10;
			photoNavigationPages += 1;
		}
	}
}

// ******************* PROPERTY DETAILS CONTACT FORM *****************

function submitContactForm()
{
	var errorMessage = new String();
	var message;
	var firstName;
	var lastName;
	var providedEmailAddress;
	var providedPhoneNumber;
	var divContactFormMessage = document.getElementById('divContactFormMessage');
	var divContactFields = document.getElementById('divContactFields');
	//check first name

	message = document.getElementById('txtContactFormMessage').value.trimSpaces();
	if (message.length == 0)
		errorMessage += "Message is a required field.\r\n";
	firstName = document.getElementById('txtContactFormFirstName').value.trimSpaces();
	if (firstName.length == 0)
		errorMessage += "First Name is a required field.\r\n";
	lastName = document.getElementById('txtContactFormLastName').value.trimSpaces();
	if (lastName.length == 0)
		errorMessage += "Last Name is a required field.\r\n";
	providedEmailAddress = document.getElementById('txtContactFormEmail').value.trimSpaces();
	if (providedEmailAddress.length == 0)
		errorMessage += "Email is a required field.\r\n";
	else
	{
		var emailRegexPattern = /^([a-zA-Z0-9_.-])+@([a-zA-Z0-9_.-])+\.([a-zA-Z])+([a-zA-Z])+/;
		if (!emailRegexPattern.test(providedEmailAddress))
			errorMessage += "Email address format is invalid.\r\n";
	}
	// phone isn't a require field. We could however
	// attempt to validate the foramt
	providedPhoneNumber = document.getElementById('txtContactFormPhoneNumber').value.trimSpaces();

	if (providedPhoneNumber.length > 0)
	{
		var phoneRegexPattern = /^\(?(\d{3})\)?[- ]?(\d{3})[- ]?(\d{4})$/;
		if (!phoneRegexPattern.test(providedPhoneNumber))
			errorMessage += "Phone number format is invalid.\r\n";
	}

	if (errorMessage.length > 0)
	{
		alert("Please correct the following issues with the form and re-submit:\r\n\r\n" + errorMessage);
	}
	else
	{
		//this code utilizes cross-browser XMLHTTPREQUEST library by Sergey Ilinsky
		//http://code.google.com/p/xmlhttprequest/

		var msg = "propid=" + pdPropertyID +
            "&aid=" + pdBrandedAgentID +
            "&tid=" + pdBrandedTeamID +
            "&cid=" + pdCampaignID +
            "&communityID=" + pdCommunityID +
            "&modelid=" + pdModelID +
            "&rid=" + pdRegionID +
            "&sid=" + pdStateID +
            "&wn=" + pdWebsiteName +
            "&msg=" + message +
            "&fn=" + firstName +
            "&ln=" + lastName +
            "&email=" + providedEmailAddress +
            "&phone=" + providedPhoneNumber +
            "&ispreviews=" + pdIsPreviews +
            "&ismetroproperty=" + pdIsMetroProperty +
            "&propcategoryid=" + pdPropertyCategoryID;

		var oXMLHttpRequest = new XMLHttpRequest;
		oXMLHttpRequest.open("POST", "/PropertyDetailsContactFormHandler.ashx", true);
		oXMLHttpRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

		oXMLHttpRequest.onreadystatechange = function()
		{
			if (oXMLHttpRequest.readyState == 4)
			{
				if (oXMLHttpRequest.status == 200)
				{
					if (typeof (oXMLHttpRequest.responseText) != 'undefined')
					{
						if (divContactFormMessage !== null && typeof divContactFormMessage !== 'undefined')
						{
							divContactFormMessage.innerHTML = '<p>' + oXMLHttpRequest.responseText + '</p>';
						}
						if (divContactFields !== null && typeof divContactFields !== 'undefined')
						{
							divContactFields.style.display = 'none';
						}
					}
				}
				else
				{
					alert('Sorry, there was an error submitting the form. Please try again.');
				}

			}
		}

		//send empty string to force FF to add Content-Length header
		oXMLHttpRequest.send(msg);
	}
}

// Steve Levithan MIT license
String.prototype.trimSpaces = function()
{
	var str = this;
	return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
};

// Tab Functions
function switchPDTab(tabName)
{
	var liTab = NRT.Utility.getElementByTagNameAndID(tabName, 'LI');
	if (NRT.Utility.objectExists(liTab))
	{
		liTab.onclick();
	}
}