function get_countries_select_box(id) {
str = "";
return str;
}
function displayFields (obj) {
var id = obj.id;
var separator = '_';
arrayOfStrings = id.split(separator);
len = arrayOfStrings.length;
var newID = arrayOfStrings[0] + separator + arrayOfStrings[2];
var idToReplace = arrayOfStrings[0];
var searchType = arrayOfStrings[2];
if(len > 3) {
searchType = searchType + separator + arrayOfStrings[3];
newID = newID + separator + arrayOfStrings[3];
}
t = getTabIndexStart(arrayOfStrings[0]);
switch(searchType) {
case 'location' :
str = " ";
str = str + get_countries_select_box(idToReplace);
str = str + "e.g. A town/village/airport";
break;
case 'post_code' :
str = "";
str = str + "e.g. OX1";
break;
case 'gps_coordinates' :
str = "e.g. 53 32 34N
";
str = str + "e.g. 002 32 34W
";
break;
case 'grid_reference' :
str = "";
str = str + "e.g. SP123456";
break;
default :
}
document.getElementById(idToReplace).innerHTML = str;
if(searchType != 'gps_coordinates') setTimeout("document.getElementById('" + newID + "').focus();", 100);
else setTimeout("document.getElementById('" + idToReplace + '_latitude' + "').focus();", 100);
}
function setFocus(newID) {
}
function reloadButtons(departure_type_value, destination_type_value) {
document.getElementById('departure_type_' + departure_type_value).checked = 'checked';
document.getElementById('destination_type_' + destination_type_value).checked = 'checked';
displayFields(document.getElementById('destination_type_' + destination_type_value));
displayFields(document.getElementById('departure_type_' + departure_type_value));
populateFields('destination', destination_type_value);
populateFields('departure', departure_type_value);
}
function populateFields(route_point, route_point_type) {
var p = route_point;//i.e. 'destination' or 'departure'
var v = route_point_type;//e.g. 'post_code', 'gps_coordinates'
switch(v) {
case 'gps_coordinates' :
document.getElementById(p + '_latitude').value = eval(p + '_latitude');
document.getElementById(p + '_longitude').value = eval(p + '_longitude');
break;
case 'location' :
document.getElementById(p + '_' + v).value = eval(p + '_' + v);
document.getElementById(p + '_country').selectedIndex = eval(p + '_country');
selectedCountry = eval(p + '_country');
boxID = p + '_country';
var index;
for(i=0; i < document.getElementById(boxID).length; i++) {
if(document.getElementById(boxID).options[i].value == selectedCountry) {
index = i;
break;
}
}
if(index) document.getElementById(boxID).options[index].selected = true;
default://post_code, grid_reference & location
document.getElementById(p + '_' + v).value = eval(p + '_' + v);
}
}
function getTabIndexStart(route_point) {
if(route_point == 'departure') return 5;
else if(route_point == 'destination') return 10;
return 5;
}
function getZoom(distance) {
distance = distance * 2.5;
zooms = Array(16);
zooms[1] = 10000;
zooms[2] = 5000;
zooms[3] = 2500;
zooms[4] = 1200;
zooms[5] = 600;
zooms[6] = 300;
zooms[7] = 150;
zooms[8] = 75;
zooms[9] = 37.5;
zooms[10] = 18.885;
zooms[11] = 10;
zooms[12] = 5;
zooms[13] = 2.5;
zooms[14] = 1.25;
zooms[15] = 0.625;
zooms[16] = 0;
for(i=15; i>0; i--) {
j=i-1;
if((distance > zooms[i]) && distance < (zooms[j])) return i;
}
return 1;
}
function loadJourneyMap(depLat, depLng, destLat, destLng, distance) {
if (GBrowserIsCompatible()) {
var map = new GMap2(document.getElementById("map"));
map.setCenter(new GLatLng((depLat + destLat)/2, (depLng + destLng)/2), getZoom(distance));
var baseIcon = new GIcon();
baseIcon.shadow = "http://www.google.com/mapfiles/shadow50.png";
baseIcon.iconSize = new GSize(20, 34);
baseIcon.shadowSize = new GSize(37, 34);
baseIcon.iconAnchor = new GPoint(9, 34);
baseIcon.infoWindowAnchor = new GPoint(9, 2);
baseIcon.infoShadowAnchor = new GPoint(18, 25);
var icon = new GIcon();
var letter = String.fromCharCode("A".charCodeAt(0));
var icon = new GIcon(baseIcon);
icon.image = "http://www.google.com/mapfiles/marker" + letter + ".png";
var opts = new Object();
opts.icon = icon;
var depMarker = new GMarker(new GLatLng(depLat, depLng), opts);
map.addOverlay(depMarker);
var icon = new GIcon();
var letter = String.fromCharCode("B".charCodeAt(0));
var icon = new GIcon(baseIcon);
icon.image = "http://www.google.com/mapfiles/marker" + letter + ".png";
var opts = new Object();
opts.icon = icon;
var destMarker = new GMarker(new GLatLng(destLat, destLng), opts);
map.addOverlay(destMarker);
var polyline = new GPolyline([
new GLatLng(depLat, depLng),
new GLatLng(destLat, destLng)
], "#003366", 4);
map.addOverlay(polyline);
}
}
function loadStartingPointsMap(journeys) {
if (GBrowserIsCompatible()) {
var map = new GMap2(document.getElementById("map"));
map.setCenter(new GLatLng(54, -2), getZoom(500));
for(i=0; i