Branches = {}
	/*********** Adding a comment to the file as a test ****************/		
	/*********** Functions for setting  branch detail table****************/
	var geocoder, map, qString, place, point;
	var maxlon,minlon,maxlat,minlat;
	var infoWindow;
	
	var NEIGHBOURHOOD_BRANCH = "Neighbourhood";
	var DISTRICT_BRANCH = "District";
	var REFERENCE_BRANCH = "Research and Reference";
	var BOOKMOBILE = "Bookmobile";
	
	Branches.onPageLoad = function() {
		Branches.init();
	}
	
	Branches.clearSearch = function() {
		location.href = SITE_PAGES + '/hours-locations/';		
	}
	
	Branches.init = function() {
		qString = Common.getQueryString();
				
		if (qString != null && document.getElementById("map_canvas") != null) {

			if (google.maps == null) google.load("maps","3", {"other_params":"sensor=false"});
			
			if (document.getElementById('searchType1') != null && document.getElementById('searchType2') != null) {
										
				if (qString.indexOf('Ntt=') == -1 || qString.indexOf('Nttb=') > -1)
					document.getElementById('searchType1').checked = true;
			}
			  	
			var lat,lng,z;
			
			if (document.getElementById("map-one-icon") !=null){
				lat = 43.72535;
				lng = -79.40483;
				z = 11;
			}
			else if (document.getElementById("bookmobiles-left-column") !=null){
				lat = 43.7080862;
				lng = -79.3993254;
				z = 11;
			}
			else {
				lat = 43.667262962962944;
				lng = -79.37446666666666;
				z = 12;
			};
			infoWindow = new google.maps.InfoWindow;
			infoWindow.setOptions({maxWidth:330});
			var myLatlng = new google.maps.LatLng(lat, lng);
			var myOptions = {
			    zoom: z,
			    center: myLatlng,
			    mapTypeId: google.maps.MapTypeId.ROADMAP,
			    mapTypeControl: true,
			    mapTypeControlOptions: {
			        style: google.maps.MapTypeControlStyle.HORIZONTAL_BAR,
			        position: google.maps.ControlPosition.TOP_RIGHT
			    },
			      panControl: true,
			      panControlOptions: {
			          position: google.maps.ControlPosition.TOP_LEFT
			      },
			      zoomControl: true,
			      zoomControlOptions: {
			          style: google.maps.ZoomControlStyle.LARGE,
			          position: google.maps.ControlPosition.TOP_LEFT
			      }
			}
			map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
			
			//set geocoder
			geocoder = new google.maps.Geocoder();
			var marker,point;
			
			//set markers at library locations
			for(var i=0; i < branches.length; i++) {
				point = new google.maps.LatLng(branches[i].latitude, branches[i].longitude);
				marker = Branches.createMarker(point, branches[i].record_id, branches[i].branch_type,branches[i].name,map);
				
				marker.setMap(map);  
				
				//map.addOverlay(Branches.createMarker(point, branches[i].record_id, branches[i].branch_type,branches[i].name));
			}
			
			if (branches.length == 1) {
				map.setCenter(new google.maps.LatLng(branches[0].latitude, branches[0].longitude), 10);
				map.setZoom(14);
			} 
			
			Branches.locate(Common.getKeyValue(Common.getQueryString(), "Nttb"));
			
			if (document.getElementById("map-loading"))
				document.getElementById("map-loading").style.display = "none";
			
			if (document.getElementById("arabic") != null){
				OPTIONAL = 1; 
			}

		}
	}
	
	Branches.search = function() {
		
		qString = (qString != '' ?  qString + '&' : qString);
		
		if (document.getElementById("searchType1").value == "true") {
			var branch = "";
			var address = document.getElementById("locationTerms").value;
			var bound = new google.maps.LatLngBounds(new google.maps.LatLng(43.58436,-79.62238),new google.maps.LatLng(43.85593,-79.12062));
			
			geocoder.geocode( {'address': address, bounds:bound, region:'CA'}, function(results, status) {
			      if (status == google.maps.GeocoderStatus.OK) {				    	setCoordinatesRange(results[0].geometry.location.lat(),results[0].geometry.location.lng());
				    	executeRangeFilterQuery();	
			       
			      } else {
			    	  alert("Sorry, we were unable to process that address. Please try again.");
			      }
			    });
			
		} else if (document.getElementById("searchType2").checked == true){
			executeKeywordQuery();			
		}
	}
	
	Branches.locate = function(address) {
		
		if (address != "") {
			var bound = new google.maps.LatLngBounds(new google.maps.LatLng(43.58436,-79.62238),new google.maps.LatLng(43.85593,-79.12062));
	
			geocoder.geocode( {'address': address, bounds:bound, region:'CA'}, function(results, status) {
			      if (status == google.maps.GeocoderStatus.OK) {
			        map.setCenter(results[0].geometry.location);
			        map.setZoom(13);
			        var marker = new google.maps.Marker({
			            position: results[0].geometry.location,
				        map:map
			        });
		/*	        var infowindow = new google.maps.InfoWindow({
					    content: "Your location: "+results[0].formatted_address,
				        maxWidth: 340
				    });
		*/
			        infoWindow.setContent("Your location: "+results[0].formatted_address);
					infoWindow.open(map,marker);
			      } else {
			        alert("Geocode was not successful for the following reason: " + status);
			      }
			    });
		}
	}
	
	function executeKeywordQuery (){
		currQueryString = FilterHandler.removeRangeFilter();
		document.forms['searchBranches'].Nf.value="";
		document.forms['searchBranches'].Nttb.value="";
		document.forms['searchBranches'].submit();
	}
	
	
	function executeRangeFilterQuery(){
		currQueryString = FilterHandler.removeRangeFilter();
		document.forms['searchBranches'].Nttb.value = document.getElementById("locationTerms").value;
		document.getElementById("locationTerms").value = "";
		document.forms['searchBranches'].Nf.value = Common.getKeyValue(currQueryString, "Nf");
		document.forms['searchBranches'].submit();
	}
	
	function setCoordinatesRange(lat, lon){
		var D = 5;
		var R = 6371.009;

		maxlon = lon + (180/Math.PI)*Math.asin(Math.sin(D/R)/Math.cos(lat*Math.PI/180));
		minlon = lon - (180/Math.PI)*Math.asin(Math.sin(D/R)/Math.cos(lat*Math.PI/180));

		maxlat = lat + (180/Math.PI)*(D/R);
		minlat = lat - (180/Math.PI)*(D/R);
	}
	
	function branchesNearBy(branch){
		if (branch != ""){
			document.forms['searchBranches'].Ntt.value= branch; // use branch ID		
			document.forms['searchBranches'].Ntx.value="mode+matchany";
			document.forms['searchBranches'].Ntk.value="p_library_branch";
			document.forms['searchBranches'].submit();
    	}
	}
	function distance(lat1, lat2, lon1, lon2)
	{
		// Get numeric values out of form elements.
		var lat_1 = parseFloat(lat1);
		var lat_2 = parseFloat(lat2);
		var lon_1 = parseFloat(lon1);
		var lon_2 = parseFloat(lon2);

		// Compute spherical coordinates
		var rho = 6373.0; // earth diameter in kilometers
		
		// convert latitude and longitude to spherical coordinates in radians
		// phi = 90 - latitude
		var phi_1 = (90.0 - lat_1)*Math.PI/180.0;
		var phi_2 = (90.0 - lat_2)*Math.PI/180.0;
		
		// theta = longitude
		var theta_1 = lon_1*Math.PI/180.0;
		var theta_2 = lon_2*Math.PI/180.0;
		
		// compute spherical distance from spherical coordinates
		// arc length = \arccos(\sin\phi\sin\phi'\cos(\theta-\theta') + \cos\phi\cos\phi')
		// distance = rho times arc length
		return rho*Math.acos( Math.sin(phi_1)*Math.sin(phi_2)*Math.cos(theta_1 - theta_2) + Math.cos(phi_1)*Math.cos(phi_2) );
	}
	
	Branches.createMarker = function(point, branchId, branchType, branchName,map) {
		 // Set up our GMarkerOptions object
		var iconImage;
		var iconHeight;
		var iconWidth;
		var anchor;
		
		//The line below checks to see if map-one-icon id exists if it does than it changes all the icons to the larger 24px version  
		if (document.getElementById("map-one-icon") != null){
			iconImage = SITE_ROOT + "/images/google/gIcon_reference.png";
			iconHeight = 24;
			iconWidth = 24;
			anchor = new google.maps.Point(12,12);
		}
		else if (branchName.indexOf("Merril") !=-1 | branchName.indexOf("Osborne") !=-1 | branchName.indexOf("Urban Affairs") !=-1) {			
			iconImage = SITE_ROOT + "/images/google/gIcon_neighbourhood.png";
			iconHeight = 12;
			iconWidth = 12;	
			anchor = new google.maps.Point(6,6);
		}		
		else if(branchType.indexOf(REFERENCE_BRANCH) !=-1) {			
			iconImage = SITE_ROOT + "/images/google/gIcon_reference.png";
			iconHeight = 24;
			iconWidth = 24;
			anchor = new google.maps.Point(12,12);
			
		} else if (branchType.indexOf(DISTRICT_BRANCH) !=-1) {
			iconImage = SITE_ROOT + "/images/google/gIcon_district.png";
			iconHeight = 18;
			iconWidth = 18;
			anchor = new google.maps.Point(9,9);

		} else if(branchType.indexOf(NEIGHBOURHOOD_BRANCH) !=-1) {
			iconImage = SITE_ROOT + "/images/google/gIcon_neighbourhood.png";
			iconHeight = 12;
			iconWidth = 12;			
			anchor = new google.maps.Point(6,6);

		} else if(branchType.indexOf(BOOKMOBILE) !=-1) {
			iconImage = SITE_ROOT + "/images/google/gIcon_bookmobile.png";
			iconHeight = 16;
			iconWidth = 16;		
			anchor = new google.maps.Point(8,8);

		} 
		else {
			iconImage = SITE_ROOT + "/images/google/gIcon_neighbourhood.png";
			iconHeight = 12;
			iconWidth = 12;
			anchor = new google.maps.Point(6,6);

		}
		
		var libraryIcon = new google.maps.MarkerImage(iconImage,new google.maps.Size(iconWidth, iconHeight),new google.maps.Point(0,0), anchor, new google.maps.Size(iconWidth, iconHeight));

		var marker = new google.maps.Marker({
		      position: point, 
		      icon: libraryIcon
		});   
		
		/*var infowindow = new google.maps.InfoWindow({
		    content: Branches.showBranchInfoWindow(branchId),
	        maxWidth: 340
		});
		*/
		google.maps.event.addListener(marker, 'click', function() {
			//Branches.showBranchInfo(branchId);
			map.panTo(point);
			infoWindow.setContent(Branches.showBranchInfoWindow(branchId));
			infoWindow.open(map,new google.maps.Marker({position: point}));
		});
		
		return marker;
		
	}	

	Branches.showBranchInfoWindow = function(branchId) {
		
			var ajaxData = "R=" + branchId;
			var ajaxResponse = jQuery.ajax({
				  url: SITE_ROOT + "/components/widget_branch-infowindow.jspf",
				  data: ajaxData,
				  dataType: "html",
				  async: false
				 }).responseText;
			
			return ajaxResponse;	

		
	}
	Branches.showBranchInfo = function(branchId) {
		if (document.getElementById('branch-info') != null) {
			var ajaxData = "R=" + branchId;
			var ajaxResponse = jQuery.ajax({
				  url: SITE_ROOT + "/components/widget_branch-infowindow.jspf",
				  data: ajaxData,
				  dataType: "html",
				  async: false
				 }).responseText;
			
			document.getElementById('branch-info').innerHTML = ajaxResponse;	
		//	Widgets.roundCorners();
		}
	}
	
	Branches.onEnter = function(form, evt) {
		var keyCode = null;
	
		if( evt.which ) {
			keyCode = evt.which;
		} else if( evt.keyCode ) {
			keyCode = evt.keyCode;
		}
		
		if( 13 == keyCode ) {
			Branches.search();
			return false;
		}
		return true;
	}
		
	Branches.showDetailImage = function(newSrc)
	{
		var img = document.getElementById("detail-image");
		img.src = newSrc;
	}
		
	Branches.goToBranch = function(latitude,longitude,recordId) {
		infoWindow.close();
		var point = new google.maps.LatLng(latitude,longitude);
		map.setCenter(point);

		infoWindow.setContent(Branches.showBranchInfoWindow(recordId));
		var marker = new google.maps.Marker({
		      position: point	      
		});
		
		infoWindow.open(map,marker);
	}