function addMarkers()
{
mySelect = document.getElementById('selection');
Trenton = [];North_Augusta = [];Johnston = [];Edgefield = [];mySelect.options[mySelect.options.length] = new Option("Edgefield schools",'all=Edgefield');
mySelect.options[mySelect.options.length] = new Option("Johnston schools",'all=Johnston');
mySelect.options[mySelect.options.length] = new Option("North Augusta schools",'all=North_Augusta');
mySelect.options[mySelect.options.length] = new Option("Trenton schools",'all=Trenton');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Trenton[Trenton.length] = createMarker(new GPoint(-81.83558655,33.73252487),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Douglas Elementary School",'Trenton=' + Trenton.length);
North_Augusta[North_Augusta.length] = createMarker(new GPoint(-82.00152800,33.60471700),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Fox Creek High School",'North_Augusta=' + North_Augusta.length);
Johnston[Johnston.length] = createMarker(new GPoint(-81.85494232,33.80780411),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Johnson-edgefield-trenton Middle School",'Johnston=' + Johnston.length);
Johnston[Johnston.length] = createMarker(new GPoint(-81.81044769,33.84381866),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Johnston Elementary School",'Johnston=' + Johnston.length);
North_Augusta[North_Augusta.length] = createMarker(new GPoint(-81.99395752,33.58269119),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Merriwether Elementary School",'North_Augusta=' + North_Augusta.length);
North_Augusta[North_Augusta.length] = createMarker(new GPoint(-81.98347473,33.58354950),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Merriwether Middle School",'North_Augusta=' + North_Augusta.length);
Johnston[Johnston.length] = createMarker(new GPoint(-81.86172100,33.80734800),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Strom Thurmond Career Center",'Johnston=' + Johnston.length);
Johnston[Johnston.length] = createMarker(new GPoint(-81.86319733,33.80644608),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Strom Thurmond High School",'Johnston=' + Johnston.length);
Trenton[Trenton.length] = createMarker(new GPoint(-81.84114838,33.74383163),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Trenton Correctional Institution High School",'Trenton=' + Trenton.length);
Edgefield[Edgefield.length] = createMarker(new GPoint(-81.92690277,33.80336380),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("W. E. Parker Elementary School",'Edgefield=' + Edgefield.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(Edgefield);
map.removeOverlays(Johnston);
map.removeOverlays(North_Augusta);
map.removeOverlays(Trenton);
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(Trenton);map.removeOverlays(Edgefield);
map.removeOverlays(Johnston);
map.removeOverlays(North_Augusta);
map.removeOverlays(Trenton);
map.addOverlays(Edgefield);
centerByArray(Edgefield, false, false);
cntMarker += Edgefield.length;
map.addOverlays(Johnston);
centerByArray(Johnston, false, false);
cntMarker += Johnston.length;
map.addOverlays(North_Augusta);
centerByArray(North_Augusta, false, false);
cntMarker += North_Augusta.length;
map.addOverlays(Trenton);
centerByArray(Trenton, false, false);
cntMarker += Trenton.length;
centerByArray(Trenton,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');
}
}