function addMarkers()
{
mySelect = document.getElementById('selection');
Danville = [];mySelect.options[mySelect.options.length] = new Option("Danville schools",'all=Danville');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Danville[Danville.length] = createMarker(new GPoint(-79.40856500,36.58955200),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Adult & Continuing Education Center",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40172577,36.57187653),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Edwin A. Gibson Middle School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.41445923,36.57793427),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Forest Hills Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.39890289,36.61691284),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("G. L. H. Johnson Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.39353943,36.58480835),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Galileo Magnet High School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40963745,36.58542252),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("George Washington High School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.35215759,36.58581543),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Glenwood Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40537262,36.56408310),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Grove Park Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40589142,36.61619186),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Irvin W. Taylor Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40527344,36.58316422),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Langston Focus Center",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.41339874,36.59629440),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("O. Trent Bonner Middle School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40206909,36.58801270),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Opportunity School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.43851471,36.58360291),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Park Avenue Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.43619537,36.56655121),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Schoolfield Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.46488190,36.55833054),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("W. Townes Lea Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-10.00000000,10.00000000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("W.w. Moore, Jr. Juvenile Detention Home",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.41354370,36.59645081),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Westwood Middle School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.40633392,36.60434341),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Woodberry Hills Elementary School",'Danville=' + Danville.length);
Danville[Danville.length] = createMarker(new GPoint(-79.38127899,36.59918976),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Woodrow Wilson Elementary School",'Danville=' + Danville.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(Danville);
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(Danville);map.removeOverlays(Danville);
map.addOverlays(Danville);
centerByArray(Danville, false, false);
cntMarker += Danville.length;
centerByArray(Danville,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');
}
}