function addMarkers()
{
mySelect = document.getElementById('selection');
Skipwith = [];Boydton = [];South_Hill = [];Chase_City = [];Clarksville = [];La_Crosse = [];mySelect.options[mySelect.options.length] = new Option("Boydton schools",'all=Boydton');
mySelect.options[mySelect.options.length] = new Option("Chase City schools",'all=Chase_City');
mySelect.options[mySelect.options.length] = new Option("Clarksville schools",'all=Clarksville');
mySelect.options[mySelect.options.length] = new Option("La Crosse schools",'all=La_Crosse');
mySelect.options[mySelect.options.length] = new Option("Skipwith schools",'all=Skipwith');
mySelect.options[mySelect.options.length] = new Option("South Hill schools",'all=South_Hill');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Skipwith[Skipwith.length] = createMarker(new GPoint(-78.49585100,36.71008600),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Alternative Education Center",'Skipwith=' + Skipwith.length);
Skipwith[Skipwith.length] = createMarker(new GPoint(-78.49532318,36.70543289),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Bluestone High School",'Skipwith=' + Skipwith.length);
Skipwith[Skipwith.length] = createMarker(new GPoint(-78.54093933,36.70961761),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Bluestone Middle School",'Skipwith=' + Skipwith.length);
Boydton[Boydton.length] = createMarker(new GPoint(-78.41195679,36.66402817),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Boydton Elementary School",'Boydton=' + Boydton.length);
South_Hill[South_Hill.length] = createMarker(new GPoint(-78.23612213,36.68948364),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Buckhorn Elementary School",'South_Hill=' + South_Hill.length);
Chase_City[Chase_City.length] = createMarker(new GPoint(-78.46915436,36.81633759),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Chase City Elementary School",'Chase_City=' + Chase_City.length);
Clarksville[Clarksville.length] = createMarker(new GPoint(-78.56343079,36.60250854),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Clarksville Elementary School",'Clarksville=' + Clarksville.length);
La_Crosse[La_Crosse.length] = createMarker(new GPoint(-78.08063507,36.67785645),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Lacrosse Elementary School",'La_Crosse=' + La_Crosse.length);
South_Hill[South_Hill.length] = createMarker(new GPoint(-78.18355560,36.70253372),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Park View High School",'South_Hill=' + South_Hill.length);
South_Hill[South_Hill.length] = createMarker(new GPoint(-78.19752502,36.68832779),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Park View Middle School",'South_Hill=' + South_Hill.length);
South_Hill[South_Hill.length] = createMarker(new GPoint(-78.12437439,36.72632599),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("South Hill Elementary School",'South_Hill=' + South_Hill.length);
South_Hill[South_Hill.length] = createMarker(new GPoint(-78.14543915,36.72602463),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("South Hill Primary",'South_Hill=' + South_Hill.length);
} // End addStateMarkers JavaScript Function
// Takes an array of markers and centers/zooms map based on marker range
function centerByArray(myArray, recenter, newMaxMin)
{
if (newMaxMin == true)
reMaxMin(myArray);
for (var i = 0; i < myArray.length; i++)
{
var markLng = myArray[i].getPoint().x;
var markLat = myArray[i].getPoint().y;
if (markLat > maxLat) maxLat = markLat;
if (markLng > maxLng) maxLng = markLng;
if (markLat < minLat) minLat = markLat;
if (markLng < minLng) minLng = markLng;
}
if (recenter)
reCenterMap();
}
// Reinit max/mins
function reMaxMin(myArray)
{
maxLng = myArray[0].getPoint().x;
maxLat = myArray[0].getPoint().y;
minLng = myArray[0].getPoint().x;
minLat = myArray[0].getPoint().y;
}
// Recenter map based on global max/mins
function reCenterMap()
{
var bounds = new GLatLngBounds();
bounds.extend(new GLatLng(minLat, minLng));
bounds.extend(new GLatLng(maxLat, maxLng));
var center_lat = (bounds.getNorthEast().lat() + bounds.getSouthWest().lat()) / 2.0;
var center_lng = (bounds.getNorthEast().lng() + bounds.getSouthWest().lng()) / 2.0;
var center = new GLatLng(center_lat, center_lng);
var zoom = map.getBoundsZoomLevel(bounds);
map.setCenter(center,zoom);
//map.setCenter(center,10);
/*
var center = new GPoint( (maxLng + minLng)/2, (maxLat+minLat)/2 );
var delta = new GSize(maxLng - minLng, maxLat - minLat);
var minZoom = map.spec.getLowestZoomLevel(center, delta, map.viewSize);
if (minZoom < 4) minZoom = 4; // Lowest possible zoom is 4
map.centerAndZoom(center, minZoom);
*/
}
// Fires when drop down list of schools changes
function selectChange(selection)
{
var myVal = selection.options[selection.selectedIndex].value;
map.closeInfoWindow();
// Add entire array based on variable type
if (myVal.indexOf('all') != -1 && myVal != 'all')
{
var temp = myVal.split('=');
var showArray = temp[1];
// If Array is > X amount of markers, then open in a new page
if (eval(showArray).length > 20)
// New window depends on whether or not we're on the search page
if (location.href.indexOf('nearby_schools.php') == -1)
window.open(location.href + '/map/' + showArray);
else
window.open('/search////' + showArray);
map.removeOverlays(Boydton);
map.removeOverlays(Chase_City);
map.removeOverlays(Clarksville);
map.removeOverlays(La_Crosse);
map.removeOverlays(Skipwith);
map.removeOverlays(South_Hill);
map.addOverlays(eval(showArray));
centerByArray(eval(showArray), true, true); // Center and zoom on set of markers
}
// Add individual markers
if (myVal.indexOf('all') == -1 && myVal != 'all' && myVal.length)
{
var temp = myVal.split('=');
var myArray = temp[0];
var myIndex = parseInt(temp[1]) - 1;
document.getElementById('map').width = "750";
map.removeOverlay(eval(myArray)[myIndex]);
map.addOverlay(eval(myArray)[myIndex]);
GEvent.trigger(eval(myArray)[myIndex],'click');
}
// Show all markers
if (myVal == 'all')
{
cntMarker = 0;
reMaxMin(Skipwith);map.removeOverlays(Boydton);
map.removeOverlays(Chase_City);
map.removeOverlays(Clarksville);
map.removeOverlays(La_Crosse);
map.removeOverlays(Skipwith);
map.removeOverlays(South_Hill);
map.addOverlays(Boydton);
centerByArray(Boydton, false, false);
cntMarker += Boydton.length;
map.addOverlays(Chase_City);
centerByArray(Chase_City, false, false);
cntMarker += Chase_City.length;
map.addOverlays(Clarksville);
centerByArray(Clarksville, false, false);
cntMarker += Clarksville.length;
map.addOverlays(La_Crosse);
centerByArray(La_Crosse, false, false);
cntMarker += La_Crosse.length;
map.addOverlays(Skipwith);
centerByArray(Skipwith, false, false);
cntMarker += Skipwith.length;
map.addOverlays(South_Hill);
centerByArray(South_Hill, false, false);
cntMarker += South_Hill.length;
centerByArray(Skipwith,true, false);
if (cntMarker > 20)
// New window depends on whether or not we're on the search page
if (location.href.indexOf('schools-by-distance') == -1)
window.open(location.href + '/map/all');
else
window.open('/search////all');
}
}