function addMarkers()
{
mySelect = document.getElementById('selection');
Barton = [];West_Helena = [];Helena = [];Elaine = [];Marvell = [];mySelect.options[mySelect.options.length] = new Option("Barton schools",'all=Barton');
mySelect.options[mySelect.options.length] = new Option("Elaine schools",'all=Elaine');
mySelect.options[mySelect.options.length] = new Option("Helena schools",'all=Helena');
mySelect.options[mySelect.options.length] = new Option("Marvell schools",'all=Marvell');
mySelect.options[mySelect.options.length] = new Option("West Helena schools",'all=West_Helena');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Barton[Barton.length] = createMarker(new GPoint(-90.76792908,34.55158234),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Barton Elementary School",'Barton=' + Barton.length);
Barton[Barton.length] = createMarker(new GPoint(-90.76792908,34.55158234),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Barton High School",'Barton=' + Barton.length);
West_Helena[West_Helena.length] = createMarker(new GPoint(-90.63494873,34.54389954),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Beech Crest Elementary School",'West_Helena=' + West_Helena.length);
Helena[Helena.length] = createMarker(new GPoint(-90.79984283,34.41582108),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("C.v. White High School",'Helena=' + Helena.length);
West_Helena[West_Helena.length] = createMarker(new GPoint(-90.62821198,34.54180527),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Central High School",'West_Helena=' + West_Helena.length);
Elaine[Elaine.length] = createMarker(new GPoint(-90.85959625,34.30062103),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Elaine High School",'Elaine=' + Elaine.length);
Helena[Helena.length] = createMarker(new GPoint(-90.61836243,34.53699875),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("J.f. Wahl Elementary School",'Helena=' + Helena.length);
Helena[Helena.length] = createMarker(new GPoint(-90.58602905,34.52392197),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Kipp:delta College Prep School",'Helena=' + Helena.length);
Helena[Helena.length] = createMarker(new GPoint(-90.79984283,34.41582108),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Lake View Elementary School",'Helena=' + Helena.length);
Elaine[Elaine.length] = createMarker(new GPoint(-90.86740112,34.31179810),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Lucilia Wood Elementary School",'Elaine=' + Elaine.length);
Marvell[Marvell.length] = createMarker(new GPoint(-90.93810272,34.54880142),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Marvell High School",'Marvell=' + Marvell.length);
Marvell[Marvell.length] = createMarker(new GPoint(-90.93810272,34.54880142),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Marvell Primary School",'Marvell=' + Marvell.length);
West_Helena[West_Helena.length] = createMarker(new GPoint(-90.66040802,34.56006241),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Miller Junior High School",'West_Helena=' + West_Helena.length);
West_Helena[West_Helena.length] = createMarker(new GPoint(-90.65073395,34.53912354),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("West Side Elementary School",'West_Helena=' + West_Helena.length);
West_Helena[West_Helena.length] = createMarker(new GPoint(-90.63648987,34.54156113),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Woodruff Elementary School",'West_Helena=' + West_Helena.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(Barton);
map.removeOverlays(Elaine);
map.removeOverlays(Helena);
map.removeOverlays(Marvell);
map.removeOverlays(West_Helena);
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(Barton);map.removeOverlays(Barton);
map.removeOverlays(Elaine);
map.removeOverlays(Helena);
map.removeOverlays(Marvell);
map.removeOverlays(West_Helena);
map.addOverlays(Barton);
centerByArray(Barton, false, false);
cntMarker += Barton.length;
map.addOverlays(Elaine);
centerByArray(Elaine, false, false);
cntMarker += Elaine.length;
map.addOverlays(Helena);
centerByArray(Helena, false, false);
cntMarker += Helena.length;
map.addOverlays(Marvell);
centerByArray(Marvell, false, false);
cntMarker += Marvell.length;
map.addOverlays(West_Helena);
centerByArray(West_Helena, false, false);
cntMarker += West_Helena.length;
centerByArray(Barton,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');
}
}