function addMarkers(){
mySelect = document.getElementById('selection');
Chinle = [];Teec_Nos_Pos = [];Rock_Point = [];St_Michaels = [];Saint_Michaels = [];mySelect.options[mySelect.options.length] = new Option("Chinle schools",'all=Chinle');
mySelect.options[mySelect.options.length] = new Option("Rock Point schools",'all=Rock_Point');
mySelect.options[mySelect.options.length] = new Option("Saint Michaels schools",'all=Saint_Michaels');
mySelect.options[mySelect.options.length] = new Option("St Michaels schools",'all=St_Michaels');
mySelect.options[mySelect.options.length] = new Option("Teec Nos Pos schools",'all=Teec_Nos_Pos');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Chinle[Chinle.length] = createMarker(new GPoint(-109.58590000,36.12540000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Chinle Sda School",'Chinle=' + Chinle.length);
Chinle[Chinle.length] = createMarker(new GPoint(-109.58590000,36.12530000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Chinle Valley School For Excep",'Chinle=' + Chinle.length);
Teec_Nos_Pos[Teec_Nos_Pos.length] = createMarker(new GPoint(-109.40690000,36.76420000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Immanuel Mission School",'Teec_Nos_Pos=' + Teec_Nos_Pos.length);
Rock_Point[Rock_Point.length] = createMarker(new GPoint(-109.58380000,36.09960000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Navajo Lutheran Mission",'Rock_Point=' + Rock_Point.length);
St_Michaels[St_Michaels.length] = createMarker(new GPoint(-109.15030000,35.81780000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("St. Michaels Assoc For Sp Education",'St_Michaels=' + St_Michaels.length);
Saint_Michaels[Saint_Michaels.length] = createMarker(new GPoint(-109.15030000,35.81780000),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("St Michael Elementary School",'Saint_Michaels=' + Saint_Michaels.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/////1/' + showArray);
map.removeOverlays(Chinle);
map.removeOverlays(Rock_Point);
map.removeOverlays(Saint_Michaels);
map.removeOverlays(St_Michaels);
map.removeOverlays(Teec_Nos_Pos);
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(Chinle);map.removeOverlays(Chinle);
map.removeOverlays(Rock_Point);
map.removeOverlays(Saint_Michaels);
map.removeOverlays(St_Michaels);
map.removeOverlays(Teec_Nos_Pos);
map.addOverlays(Chinle);
centerByArray(Chinle, false, false);
cntMarker += Chinle.length;
map.addOverlays(Rock_Point);
centerByArray(Rock_Point, false, false);
cntMarker += Rock_Point.length;
map.addOverlays(Saint_Michaels);
centerByArray(Saint_Michaels, false, false);
cntMarker += Saint_Michaels.length;
map.addOverlays(St_Michaels);
centerByArray(St_Michaels, false, false);
cntMarker += St_Michaels.length;
map.addOverlays(Teec_Nos_Pos);
centerByArray(Teec_Nos_Pos, false, false);
cntMarker += Teec_Nos_Pos.length;
centerByArray(Chinle,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=1&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;
}