function addMarkers()
{
mySelect = document.getElementById('selection');
Altavista = [];Brookneal = [];Lynchburg = [];Rustburg = [];Concord = [];Gladys = [];Naruna = [];mySelect.options[mySelect.options.length] = new Option("Altavista schools",'all=Altavista');
mySelect.options[mySelect.options.length] = new Option("Brookneal schools",'all=Brookneal');
mySelect.options[mySelect.options.length] = new Option("Concord schools",'all=Concord');
mySelect.options[mySelect.options.length] = new Option("Gladys schools",'all=Gladys');
mySelect.options[mySelect.options.length] = new Option("Lynchburg schools",'all=Lynchburg');
mySelect.options[mySelect.options.length] = new Option("Naruna schools",'all=Naruna');
mySelect.options[mySelect.options.length] = new Option("Rustburg schools",'all=Rustburg');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Altavista[Altavista.length] = createMarker(new GPoint(-79.29606628,37.14453888),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Altavista Elementary School",'Altavista=' + Altavista.length);
Altavista[Altavista.length] = createMarker(new GPoint(-79.29427338,37.10978317),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Altavista High School",'Altavista=' + Altavista.length);
Brookneal[Brookneal.length] = createMarker(new GPoint(-78.91929626,37.06890106),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Brookneal Elementary School",'Brookneal=' + Brookneal.length);
Lynchburg[Lynchburg.length] = createMarker(new GPoint(-79.23535156,37.34643173),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Brookville High School",'Lynchburg=' + Lynchburg.length);
Lynchburg[Lynchburg.length] = createMarker(new GPoint(-79.23886871,37.34499359),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Brookville Middle School",'Lynchburg=' + Lynchburg.length);
Rustburg[Rustburg.length] = createMarker(new GPoint(-79.18259430,37.25219345),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Campbell County Technical Center",'Rustburg=' + Rustburg.length);
Concord[Concord.length] = createMarker(new GPoint(-78.98380280,37.33580017),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Concord Elementary School",'Concord=' + Concord.length);
Rustburg[Rustburg.length] = createMarker(new GPoint(-79.08712769,37.27687073),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Fray Educational Ctr.",'Rustburg=' + Rustburg.length);
Gladys[Gladys.length] = createMarker(new GPoint(-79.06259918,37.13880157),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Gladys Elementary School",'Gladys=' + Gladys.length);
Lynchburg[Lynchburg.length] = createMarker(new GPoint(-79.21940613,37.32808685),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Leesville Road Elementary School",'Lynchburg=' + Lynchburg.length);
Rustburg[Rustburg.length] = createMarker(new GPoint(-79.12169647,37.27679825),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Rustburg Elementary School",'Rustburg=' + Rustburg.length);
Rustburg[Rustburg.length] = createMarker(new GPoint(-79.12169647,37.27679825),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Rustburg High School",'Rustburg=' + Rustburg.length);
Rustburg[Rustburg.length] = createMarker(new GPoint(-79.12169647,37.27679825),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Rustburg Middle School",'Rustburg=' + Rustburg.length);
Lynchburg[Lynchburg.length] = createMarker(new GPoint(-79.23824310,37.34310913),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Tomahawk Elementary School",'Lynchburg=' + Lynchburg.length);
Naruna[Naruna.length] = createMarker(new GPoint(-79.00270081,37.10580063),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("William Campbell High School",'Naruna=' + Naruna.length);
Rustburg[Rustburg.length] = createMarker(new GPoint(-79.18498993,37.25137329),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Yellow Branch Elementary School",'Rustburg=' + Rustburg.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(Altavista);
map.removeOverlays(Brookneal);
map.removeOverlays(Concord);
map.removeOverlays(Gladys);
map.removeOverlays(Lynchburg);
map.removeOverlays(Naruna);
map.removeOverlays(Rustburg);
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(Altavista);map.removeOverlays(Altavista);
map.removeOverlays(Brookneal);
map.removeOverlays(Concord);
map.removeOverlays(Gladys);
map.removeOverlays(Lynchburg);
map.removeOverlays(Naruna);
map.removeOverlays(Rustburg);
map.addOverlays(Altavista);
centerByArray(Altavista, false, false);
cntMarker += Altavista.length;
map.addOverlays(Brookneal);
centerByArray(Brookneal, false, false);
cntMarker += Brookneal.length;
map.addOverlays(Concord);
centerByArray(Concord, false, false);
cntMarker += Concord.length;
map.addOverlays(Gladys);
centerByArray(Gladys, false, false);
cntMarker += Gladys.length;
map.addOverlays(Lynchburg);
centerByArray(Lynchburg, false, false);
cntMarker += Lynchburg.length;
map.addOverlays(Naruna);
centerByArray(Naruna, false, false);
cntMarker += Naruna.length;
map.addOverlays(Rustburg);
centerByArray(Rustburg, false, false);
cntMarker += Rustburg.length;
centerByArray(Altavista,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');
}
}