function addMarkers()
{
mySelect = document.getElementById('selection');
Chadwick = [];Savanna = [];Lanark = [];Shannon = [];Milledgeville = [];Mt_Carroll = [];Mount_Carroll = [];Thomson = [];mySelect.options[mySelect.options.length] = new Option("Chadwick schools",'all=Chadwick');
mySelect.options[mySelect.options.length] = new Option("Lanark schools",'all=Lanark');
mySelect.options[mySelect.options.length] = new Option("Milledgeville schools",'all=Milledgeville');
mySelect.options[mySelect.options.length] = new Option("Mount Carroll schools",'all=Mount_Carroll');
mySelect.options[mySelect.options.length] = new Option("Mt Carroll schools",'all=Mt_Carroll');
mySelect.options[mySelect.options.length] = new Option("Savanna schools",'all=Savanna');
mySelect.options[mySelect.options.length] = new Option("Shannon schools",'all=Shannon');
mySelect.options[mySelect.options.length] = new Option("Thomson schools",'all=Thomson');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Chadwick[Chadwick.length] = createMarker(new GPoint(-89.88300323,41.99060059),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Chadwick Elementary School",'Chadwick=' + Chadwick.length);
Chadwick[Chadwick.length] = createMarker(new GPoint(-89.88300323,41.99060059),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Chadwick Junior High School",'Chadwick=' + Chadwick.length);
Savanna[Savanna.length] = createMarker(new GPoint(-90.12188721,42.08056259),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Chestnut Park School",'Savanna=' + Savanna.length);
Lanark[Lanark.length] = createMarker(new GPoint(-89.82648468,42.10106277),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Eastland Elementary School - Lanark",'Lanark=' + Lanark.length);
Lanark[Lanark.length] = createMarker(new GPoint(-89.82638550,42.09745789),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Eastland High School",'Lanark=' + Lanark.length);
Shannon[Shannon.length] = createMarker(new GPoint(-89.74041748,42.14909744),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Eastland Middle School",'Shannon=' + Shannon.length);
Milledgeville[Milledgeville.length] = createMarker(new GPoint(-89.76730347,41.97169876),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Milledgeville Elementary School",'Milledgeville=' + Milledgeville.length);
Milledgeville[Milledgeville.length] = createMarker(new GPoint(-89.76730347,41.97169876),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Milledgeville High School",'Milledgeville=' + Milledgeville.length);
Mt_Carroll[Mt_Carroll.length] = createMarker(new GPoint(-89.96811676,42.09114075),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Mt Carroll Jr/sr High School",'Mt_Carroll=' + Mt_Carroll.length);
Mount_Carroll[Mount_Carroll.length] = createMarker(new GPoint(-89.97897339,42.09594345),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Mt Carroll Elementary School",'Mount_Carroll=' + Mount_Carroll.length);
Savanna[Savanna.length] = createMarker(new GPoint(-90.20819855,42.15060043),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Rap High School",'Savanna=' + Savanna.length);
Savanna[Savanna.length] = createMarker(new GPoint(-90.15536499,42.09474945),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Savanna Pre-school",'Savanna=' + Savanna.length);
Savanna[Savanna.length] = createMarker(new GPoint(-90.13321686,42.09583664),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Savanna Senior High School",'Savanna=' + Savanna.length);
Thomson[Thomson.length] = createMarker(new GPoint(-90.09947968,41.95684814),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Thomson Elementary School",'Thomson=' + Thomson.length);
Thomson[Thomson.length] = createMarker(new GPoint(-90.09947968,41.95684814),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Thomson Jr Senior High School",'Thomson=' + Thomson.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(Chadwick);
map.removeOverlays(Lanark);
map.removeOverlays(Milledgeville);
map.removeOverlays(Mount_Carroll);
map.removeOverlays(Mt_Carroll);
map.removeOverlays(Savanna);
map.removeOverlays(Shannon);
map.removeOverlays(Thomson);
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(Chadwick);map.removeOverlays(Chadwick);
map.removeOverlays(Lanark);
map.removeOverlays(Milledgeville);
map.removeOverlays(Mount_Carroll);
map.removeOverlays(Mt_Carroll);
map.removeOverlays(Savanna);
map.removeOverlays(Shannon);
map.removeOverlays(Thomson);
map.addOverlays(Chadwick);
centerByArray(Chadwick, false, false);
cntMarker += Chadwick.length;
map.addOverlays(Lanark);
centerByArray(Lanark, false, false);
cntMarker += Lanark.length;
map.addOverlays(Milledgeville);
centerByArray(Milledgeville, false, false);
cntMarker += Milledgeville.length;
map.addOverlays(Mount_Carroll);
centerByArray(Mount_Carroll, false, false);
cntMarker += Mount_Carroll.length;
map.addOverlays(Mt_Carroll);
centerByArray(Mt_Carroll, false, false);
cntMarker += Mt_Carroll.length;
map.addOverlays(Savanna);
centerByArray(Savanna, false, false);
cntMarker += Savanna.length;
map.addOverlays(Shannon);
centerByArray(Shannon, false, false);
cntMarker += Shannon.length;
map.addOverlays(Thomson);
centerByArray(Thomson, false, false);
cntMarker += Thomson.length;
centerByArray(Chadwick,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');
}
}