function addMarkers(){
mySelect = document.getElementById('selection');
Antrim = [];Auburn = [];Amherst = [];Atkinson = [];Andover = [];mySelect.options[mySelect.options.length] = new Option("Amherst schools",'all=Amherst');
mySelect.options[mySelect.options.length] = new Option("Andover schools",'all=Andover');
mySelect.options[mySelect.options.length] = new Option("Antrim schools",'all=Antrim');
mySelect.options[mySelect.options.length] = new Option("Atkinson schools",'all=Atkinson');
mySelect.options[mySelect.options.length] = new Option("Auburn schools",'all=Auburn');
Antrim[Antrim.length] = createMarker(new GPoint(-71.95910000,43.05440000),"",iconRd);
Auburn[Auburn.length] = createMarker(new GPoint(-71.37519000,43.02007000),"",iconGr);
Amherst[Amherst.length] = createMarker(new GPoint(-71.60778500,42.82270800),"",iconGr);
Atkinson[Atkinson.length] = createMarker(new GPoint(-71.15650000,42.83700000),"",iconGr);
Amherst[Amherst.length] = createMarker(new GPoint(-71.58737600,42.81121000),"",iconGr);
Antrim[Antrim.length] = createMarker(new GPoint(-71.97854900,43.08347100),"",iconBl);
Andover[Andover.length] = createMarker(new GPoint(-71.82311900,43.43669500),"",iconGr);
Amherst[Amherst.length] = createMarker(new GPoint(-71.62408900,42.86453000),"",iconGr);
Amherst[Amherst.length] = createMarker(new GPoint(-71.60481200,42.81176300),"",iconGr);
Amherst[Amherst.length] = createMarker(new GPoint(-71.59503800,42.81295700),"",iconGr);
Amherst[Amherst.length] = createMarker(new GPoint(-71.57640700,42.81089200),"",iconGr);
Auburn[Auburn.length] = createMarker(new GPoint(-71.32972600,42.98165400),"",iconGr);
Auburn[Auburn.length] = createMarker(new GPoint(-71.34841100,43.00646300),"",iconGr);
} // 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,11);
/*
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(Amherst);
map.removeOverlays(Andover);
map.removeOverlays(Antrim);
map.removeOverlays(Atkinson);
map.removeOverlays(Auburn);
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(Antrim);map.removeOverlays(Amherst);
map.removeOverlays(Andover);
map.removeOverlays(Antrim);
map.removeOverlays(Atkinson);
map.removeOverlays(Auburn);
map.addOverlays(Amherst);
centerByArray(Amherst, false, false);
cntMarker += Amherst.length;
map.addOverlays(Andover);
centerByArray(Andover, false, false);
cntMarker += Andover.length;
map.addOverlays(Antrim);
centerByArray(Antrim, false, false);
cntMarker += Antrim.length;
map.addOverlays(Atkinson);
centerByArray(Atkinson, false, false);
cntMarker += Atkinson.length;
map.addOverlays(Auburn);
centerByArray(Auburn, false, false);
cntMarker += Auburn.length;
centerByArray(Antrim,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');
//window.open('/map.php?type=1&schools=&school_level=&radius=&zipcode=&school_type_search=&school_type_code=');
}
}
function createMarker(point, label, icon)
{
var marker = new GMarker(point, icon);
var html = label;
GEvent.addListener(marker, "click", function() {
marker.openInfoWindowHtml(html);
});
return marker;
}