function addMarkers(){
mySelect = document.getElementById('selection');
Belmont = [];Saint_Clairsville = [];Barnesville = [];Bellaire = [];mySelect.options[mySelect.options.length] = new Option("Barnesville schools",'all=Barnesville');
mySelect.options[mySelect.options.length] = new Option("Bellaire schools",'all=Bellaire');
mySelect.options[mySelect.options.length] = new Option("Belmont schools",'all=Belmont');
mySelect.options[mySelect.options.length] = new Option("Saint Clairsville schools",'all=Saint_Clairsville');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Belmont[Belmont.length] = createMarker(new GPoint(-81.04173600,40.02726800),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Faith Community Christian High School",'Belmont=' + Belmont.length);
Saint_Clairsville[Saint_Clairsville.length] = createMarker(new GPoint(-80.84838800,40.06715800),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Fox Run Hospital School",'Saint_Clairsville=' + Saint_Clairsville.length);
Barnesville[Barnesville.length] = createMarker(new GPoint(-81.15059000,39.98807800),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Olney Friends School",'Barnesville=' + Barnesville.length);
Bellaire[Bellaire.length] = createMarker(new GPoint(-80.74250700,40.01886800),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("St. John Central High School",'Bellaire=' + Bellaire.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,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/////2/' + showArray);
map.removeOverlays(Barnesville);
map.removeOverlays(Bellaire);
map.removeOverlays(Belmont);
map.removeOverlays(Saint_Clairsville);
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(Belmont);map.removeOverlays(Barnesville);
map.removeOverlays(Bellaire);
map.removeOverlays(Belmont);
map.removeOverlays(Saint_Clairsville);
map.addOverlays(Barnesville);
centerByArray(Barnesville, false, false);
cntMarker += Barnesville.length;
map.addOverlays(Bellaire);
centerByArray(Bellaire, false, false);
cntMarker += Bellaire.length;
map.addOverlays(Belmont);
centerByArray(Belmont, false, false);
cntMarker += Belmont.length;
map.addOverlays(Saint_Clairsville);
centerByArray(Saint_Clairsville, false, false);
cntMarker += Saint_Clairsville.length;
centerByArray(Belmont,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=2&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;
}