Validate = {

	submit : function() {

		if (this.all() == true) {

			if (typeof (self.parent.showLoadingBeforeResults) != "undefined") {

				self.parent.showLoadingBeforeResults('true');

			}

			return true;

		} else
			return false;

	},

	// Updates the number of selectable children based on the number of adults

	party : function(selectBox) {

		if (parametersManager.getValue('adults') != undefined)
			return true;

		var noAdults, noChildren, allowedChildren;

		noAdults = jQuery('#partyComposition\\.adults').val();

		noChildren = jQuery('#partyComposition\\.children').val();

		noInfants = jQuery('#partyComposition\\.infants').val();

		if (noChildren = undefined)
			noChildren = 0;

		if (noInfants = undefined)
			noInfants = 0;

		allowedChildren = Math.min(9 - noAdults, noAdults * 2);

		if (parseInt(noAdults) + parseInt(noChildren) + parseInt(noInfants) > 9
				|| noChildren > allowedChildren) {

			if (arguments.length > 0) {

				jQuery(selectBox).val(0);

				if (selectBox.id == 'partyComposition.children') {

					jQuery('div.qtip:visible').qtip('hide');

				}

			}

			else {

				jQuery('#partyComposition\\.children').val(0);

				jQuery('#partyComposition\\.infants').val(0);

				jQuery('div.qtip:visible').qtip('hide');

			}

			alert('The total size of the party cannot exceed 9 people and only a maximum of 2 children per adult is allowed.');

			return false;

		} else

			return true;

	},

	childAges : function() {

		var returnBool = true;

		if (jQuery("#partyComposition\\.children").val() != '0'
				&& jQuery("#partyComposition\\.children").val() != undefined) {

			if (parametersManager.getValue('children') != undefined) {

				jQuery('#childAges input').each(function(i) {

					if (this.value < 2 || this.value > 12 || this.value == "") {

						returnBool = false;

					}

				});

			} else {

				// For each input field within the childages qtip

				jQuery('.qtip #childAges input')
						.each(
								function(i) {

									if (this.value < 2 || this.value > 12
											|| this.value == "") {

										returnBool = false;

									}

									else {

										setAgeString();

										// For each qtip child age, copy it into
										// the forms child ages

										jQuery(
												'#childAgeContent.hide #childAges input#' + this.id)
												.val(this.value);

									}

								});

			}

			if (returnBool == false) {

				alert('Child ages must be between 2 and 12 years of age and cannot be left blank.');

				if (parametersManager.getValue('children') == undefined) {

					jQuery('#partyComposition\\.children').val('0');

					jQuery('#childString').html('');

					jQuery('div.qtip:visible').qtip('hide');

				}

			}

			return returnBool;

		}

		else
			return true;

	},

	all : function() {

		if (this.party() && this.childAges())
			return true;

		else
			return false;

	}

}

// Global variable for holding the last selected location box - have been trying
// so hard not to use this :)

var lastLocationBox = "";

function addChildAges(selectId) {

	if (Validate.party(document.getElementById(selectId))) {

		var numberOfChildren = dwr.util.getValue(selectId)

		var div = dwr.util.byId("childAges");

		// First clear all current children

		while (div.hasChildNodes()) {

			div.removeChild(div.firstChild);

		}

		for ( var i = 0; i < numberOfChildren; i++) {

			var label = document.createElement("label");

			label.innerHTML = "Child " + (i + 1);

			div.appendChild(label);

			var input = document.createElement("input");

			input.id = "childAges" + i;

			input.name = "childAges[" + i + "]";

			div.appendChild(input);

		}

		jQuery('div.qtip-content').html(jQuery('div#childAgeContent').html());

	}

}

// Entry point for making location DWR call by type and creating and populating
// new location select box.

function performTypeSearch(holidayTypeBox) {

	var selectedHolidayTypeId = dwr.util.getValue(holidayTypeBox.id);

	var businessContextId = dwr.util.getValue("businessContext");

	// Find the current location box id

	var locationBoxId = findCurrentLocationBoxId();

	var locationBox = dwr.util.byId(locationBoxId);

	var selectLocationId = dwr.util.getValue(locationBoxId);

	// Perform search

	Searcher.getLocationsByType(selectLocationId, businessContextId,
			selectedHolidayTypeId, {

				callback : function(response) {

					doHolidayTypes(response, locationBox);

				}

			});

}

// Callback function for holidayTypes

function doHolidayTypes(locationBean, locationBox) {

	var locations = locationBean.locations;

	// Find child location box if existing

	var currentLocationBoxDepth = locationBox.id
			.substring(locationBox.id.length - 1);

	var newDepth = parseInt(currentLocationBoxDepth) + 1;

	var childLocationBoxId = "selectedLocations" + newDepth;

	var childLocationBox = dwr.util.byId(childLocationBoxId);

	// If currently a child select box

	if (childLocationBox != null) {

		// Remove old box

		childLocationBox.parentNode.removeChild(childLocationBox);

	}

	// If we have new locations to add, create new box and add.

	if (locations.length > 0) {

		var select = createSelectBox(childLocationBoxId, "selectedLocations["
				+ newDepth + "]",
				"performLocationSearch(this, this.options[this.selectedIndex].value)");

		locationBox.parentNode.appendChild(select);

		dwr.util.addOptions(select.id, [ {
			id : "-1",
			name : "Anywhere"
		} ], "id", "name");

		dwr.util.addOptions(select.id, locations, "id", "name");

	}

	// If we have departures, update them

	var departures = locationBean.departures;

	if (departures.length > 0) {

		dwr.util.removeAllOptions("departureSelect");

		dwr.util.addOptions("departureSelect", [ {
			id : "-1",
			name : "Anywhere"
		} ], "id", "name");

		dwr.util.addOptions("departureSelect", departures, "id", "name");

		sortDepartures();

	}

}

function sortDepartures() {

	if (location.href.indexOf('travelcitydirect') != -1
			|| location.href.indexOf('tcd') != -1) {

		var selectBox = document.getElementById('departurePoint');

		var airportMap = {};

		var airportArray = [];

		// Save options from departurPoint dropdown

		jQuery(selectBox).children('option').each(function(i) {

			airportMap[this.text] = this.value; // Used to store name value
				// pairs of airport location
				// names to ids

				airportArray[i] = this.text; // array stores names in an
				// order (so we can sort)

			});

		jQuery(selectBox).children('option:selected').removeAttr('selected');

		airportArray = airportArray.sort();

		airportArray.reverse();

		// Finds anywhere and puts it at the beginning

		for (i in airportArray) {

			if (airportArray[i] == 'Anywhere') {

				var temp = airportArray.splice(i, 1);

				airportArray.unshift(temp);

			}

			else if (airportArray[i] == 'Manchester International Apt') {

				var temp = airportArray.splice(i, 1);

				airportArray.unshift(temp);

			}

		}

		jQuery(selectBox).children('option').each(function(i) {

			this.value = airportMap[airportArray[i]];

			this.text = airportArray[i];

		});

		// Either select from the session or default to the first value

		if (selectedDep != -1) {

			jQuery(selectBox).children('option[value=' + selectedDep + ']')
					.attr('selected', 'selected');

		} else {

			jQuery(selectBox).children('option:first').attr('selected',
					'selected');

		}

	}

}

// Entry point for making location DWR call and creaing and populating new
// select box.

function performLocationSearch(selectBox, locationId) {

	// If the locationId == -1 then use the parent location to search with if it
	// exists - unless it's the root being changed

	if (locationId == "-1") {

		var selectBoxId = selectBox.id;

		var depth = selectBoxId.substring(selectBoxId.length - 1);

		if (depth != "0") {

			var parentDepth = parseInt(depth) - 1;

			var parentSelectBoxId = "selectedLocations" + parentDepth;

			var locationId = dwr.util.getValue(parentSelectBoxId);

			var selectBox = dwr.util.byId(parentSelectBoxId);

		}

	}

	var businessContextId = dwr.util.getValue("businessContext");

	Searcher.getLocations(locationId, businessContextId, {

		callback : function(response) {

			doLocations(response, selectBox);

		}

	});

}

// Callback function for locations

function doLocations(locationBean, selectBox) {

	var locations = locationBean.locations;

	// Calculate new depth in the location tree and derive new select box id

	var selectBoxId = selectBox.id;

	var parentDepth = selectBoxId.substring(selectBoxId.length - 1);

	var newDepth = parseInt(parentDepth) + 1;

	var newSelectBoxId = "selectedLocations" + newDepth;

	// If the select box already exists we are altering an already select
	// location

	// Clear all children

	if (document.getElementById(newSelectBoxId) != null) {

		removeLocationsBoxes(newDepth, selectBox.parentNode);

	}

	// Create new selectbox place it in a div and add to the parent div

	// Unless there are no children

	if (locations.length != 0) {

		// Construct new select box

		var select = createSelectBox(newSelectBoxId, "selectedLocations["
				+ newDepth + "]",
				"performLocationSearch(this, this.options[this.selectedIndex].value)");

		selectBox.parentNode.appendChild(select);

		// Add the options to the select box

		dwr.util.addOptions(select.id, [ {
			id : "-1",
			name : "Anywhere"
		} ], "id", "name");

		dwr.util.addOptions(select.id, locations, "id", "name");

	}

	// Insert new holiday types

	dwr.util.removeAllOptions("holidayTypeSelect");

	var contexts = locationBean.contexts;

	dwr.util.addOptions("holidayTypeSelect", [ {
		id : "-1",
		name : "Any type of holiday"
	} ], "id", "name");

	dwr.util.addOptions("holidayTypeSelect", contexts, "id", "name");

	var departures = locationBean.departures;

	if (departures.length > 0) {

		dwr.util.removeAllOptions("departureSelect");

		dwr.util.addOptions("departureSelect", [ {
			id : "-1",
			name : "Anywhere"
		} ], "id", "name");

		dwr.util.addOptions("departureSelect", departures, "id", "name");

		sortDepartures();

	}

}

function createSelectBox(id, name, onchangeText) {

	var select = document.createElement("select");

	select.id = id;

	select.name = name

	select.setAttribute("onChange", onchangeText);

	return select;

}

// Removes all location select boxes below the the depthToRemoveFrom value from
// the wrappingElement.

function removeLocationsBoxes(depthToRemoveFrom, wrappingElement) {

	var toRemove = [];

	var childElements = wrappingElement.childNodes;

	for ( var i = 0; i < childElements.length; i++) {

		for ( var j = depthToRemoveFrom; j < childElements.length; j++) {

			if (childElements[i].id == "selectedLocations" + j) {

				toRemove.push(childElements[i].id);

			}

		}

	}

	for ( var i = 0; i < toRemove.length; i++) {

		var node = document.getElementById(toRemove[i]);

		node.parentNode.removeChild(node);

	}

}

function findCurrentLocationBoxId() {

	// if lastLocationBox == "" then this is first load, so use the last
	// location box on the page

	if (lastLocationBox == "") {

		var locationsWrapper = dwr.util.byId("locations");

		var childSelects = locationsWrapper.childNodes;

		for ( var i = 0; i < childSelects.length; i++) {

			for ( var j = 0; j < childSelects.length; j++) {

				if (childSelects[i].id == "selectedLocations" + j) {

					if (dwr.util.getValue(childSelects[i].id) != -1) {

						lastLocationBox = childSelects[i].id;

					}

				}

			}

		}

	}

	return lastLocationBox;

}

function setCookie(name, value, daysToExpire) {

	var expiryDate = new Date();

	expiryDate.setDate(expiryDate.getDate() + daysToExpire);

	document.cookie = name
			+ "="
			+ escape(value)
			+ ((daysToExpire == null) ? "" : ";expires="
					+ expiryDate.toGMTString());

}

function getCookie(name) {

	if (document.cookie.length > 0) {

		cookieStart = document.cookie.indexOf(name + "=");

		if (cookieStart != -1) {

			cookieStart = cookieStart + name.length + 1;

			cookieEnd = document.cookie.indexOf(";", cookieStart);

			if (cookieEnd == -1) {

				cookieEnd = document.cookie.length;

			}

			return unescape(document.cookie.substring(cookieStart, cookieEnd));

		}

	}

	return "";

}

// Initialise the datepicker for the depart and return calendars

jQuery(document)
		.ready(function() {

			document.getElementById('searchCriteria').reset();

			// deppoint 30-apr-2010

				var departurePoints = {

					"Manchester International Apt" : "18493",

					"Norwich Apt" : "18499",

					"London Gatwick Apt" : "18490",

					"London Heathrow Apt" : "18491",

					"Newcastle Apt" : "18500",

					"Glasgow International Apt" : "18498",

					"Edinburgh Apt" : "18497",

					"Bristol Apt" : "18495",

					"Birmingham International Apt" : "18494",

					"Belfast International Apt" : "18496",

					"Cardiff Apt" : "18501"

				}

				jQuery('#departurePoint')
						.children('option')
						.each(
								function(i) {

									jQuery('#departurePoint')
											.children('option')[i].value = departurePoints[jQuery(
											'#departurePoint').children(
											'option')[i].text];

								});

				// deppoint

				sortDepartures(); // Departures sorted alph. desc. TCD only

				// New calendar manager object - see calendars.js

				calendarManager = new CalendarManager();

				// Show hide fade function for calendar popup

				jQuery.fn.fadeToggle = function(speed, easing, callback)

				{

					return this.animate( {
						opacity : 'toggle'
					}, speed, easing, callback);

				};

				// Limit TCD duration to 7 or 14 nights (14 only for Florida)

				if (parametersManager.getValue('hotelId') == undefined)
					calendarManager.limitDuration();

				// If parameters have been passed in, change the date
				// appropriatley (start date & duration)

				if (parametersManager.getValue('startDate') != undefined
						&& parametersManager.getValue('duration') != undefined) {

					calendarManager.changeDuration(parametersManager
							.getValue('duration'));

					jQuery('#dateFrom').datepicker(
							'setDate',
							calendarManager.calendarInfo
									.stringToDate(parametersManager
											.getValue('startDate')));

					jQuery('#dateFrom').find('td.ui-datepicker-current-day')
							.trigger("click");

				}

				// Gets and sets min and max dates from parameters if it exists

				if (parametersManager.getValue('minDate') != undefined
						&& parametersManager.getValue('maxDate') != undefined
						&& parametersManager.getValue('duration') != undefined) {

					jQuery('#dateFrom').datepicker(
							'option',
							'minDate',
							calendarManager.calendarInfo
									.stringToDate(parametersManager
											.getValue('minDate')));

					jQuery('#dateFrom').datepicker(
							'option',
							'maxDate',
							calendarManager.calendarInfo
									.stringToDate(parametersManager
											.getValue('maxDate')));

					var fromDate = new Date(
							calendarManager.calendarInfo
									.stringToDate(parametersManager
											.getValue('minDate')));

					fromDate.addDays(parametersManager.getValue('duration'));

					jQuery('#dateTo').datepicker('option', 'minDate', fromDate);

					fromDate = new Date(
							calendarManager.calendarInfo
									.stringToDate(parametersManager
											.getValue('maxDate')));

					fromDate.addDays(parametersManager.getValue('duration'));

					jQuery('#dateTo').datepicker('option', 'maxDate', fromDate);

				}

				// Hotfix for departure ids all being the same

				jQuery("#locations select:last").trigger("change");

				// Using qtip plugin to do child ages popup

				jQuery('#partyComposition\\.children')
						.qtip(
								{

									content : {
										text : jQuery('div#childAgeContent')
												.html(),
										prerender : true
									},

									api : {

										beforeShow : function() {

											if (jQuery(
													'#partyComposition\\.children')
													.val() == '0') {

												jQuery('#childString').html('');

												return false;

											}

										},

										beforeHide : function() {

											Validate.childAges();

										}

									},

									show : {
										when : {
											target : jQuery('#partyComposition\\.children'),
											event : 'change'
										}
									},

									hide : {
										when : {
											target : jQuery('a.okChild'),
											event : 'click'
										}
									},

									position : {

										adjust : {
											x : 121,
											y : 0
										},

										corner : {

											target : 'rightMiddle',

											tooltip : 'leftMiddle'

										}

									},

									style : {

										tip : {

											corner : 'leftMiddle',

											color : '#f9f9f9;',

											size : {

												x : 31, // Be careful that the x
												// and y values refer to
												// coordinates on
												// screen, not height or
												// width.

												y : 50
											// Depending on which corner your
											// tooltip is at, x and y could mean
											// either height or width!

											}

										},

										border : {

											width : 0,

											radius : 0,

											color : '#989898'

										},

										width : 215,

										padding : 10

									}

								});

				Validate.party();

			});

// Show the ages string

function setAgeString() {

	var ageString = "Child ages (";

	for ( var i = 0; i < jQuery('#partyComposition\\.children').val(); i++) {

		var cid = "#childAges" + i;

		ageString += jQuery('div.qtip-content > div').children(cid).val();

		if (i < +jQuery('#partyComposition\\.children').val() - 2)
			ageString += ', ';

		else if (i == +jQuery('#partyComposition\\.children').val() - 2)
			ageString += ' and ';

	}

	ageString += ") <a onclick=jQuery('.qtip').qtip('show') class='clickable'>change</a>";

	jQuery('#childString').html(ageString);

}