var centerLocation = '5875 Falls Avenue, Niagara Falls, Ontario, L2G 3K7';
var latlngCordinates = '';
var getCordinatesMode = 'off';
var startZoom = 15;
var map;
///////////////
// LOAD MAP //
//////////////
function init()
{
 if(GBrowserIsCompatible())
 {
  map = new GMap2(document.getElementById("directionsMap"));
  geocoder = new GClientGeocoder();
  if(latlngCordinates) { setCenterLocation(latlngCordinates); }
  else { setCenterLocation(centerLocation); }
  map.addControl(new GSmallMapControl());
  map.addControl(new GMapTypeControl());
  if(getCordinatesMode=='on') { GEvent.addListener(map,'click',function(overlay,latlng){ addMarker(overlay,latlng); }); }
 }
}
window.onload = init;
window.onunload = GUnload;

/////////////////////////////
// GET LAT LNG CORDINATES //
////////////////////////////
function addMarker(overlay,latlng)
{
 var marker = new GMarker(latlng);
 map.addOverlay(marker);
 document.getElementById("directionsDirections").innerHTML = latlng;
}

//////////////////////////
// SET CENTER LOCATION //
/////////////////////////
    function setCenterLocation(address) {
      if (geocoder) {
        geocoder.getLatLng(
          address,
          function(point) {
            if (!point) {
              alert(address + " not found");
            } else {
              map.setCenter(point, startZoom);
              var marker = new GMarker(point);
              map.addOverlay(marker);
            }
          }
        );
      }
    }

/////////////////////
// GET DIRECTIONS //
////////////////////
function getDirections()
{
 var from = document.getElementById("directionsFrom").value;
 var to;
 if(latlngCordinates) { to = latlngCordinates; }
 else { to = centerLocation; }
 if(window.gDirections) { window.gDirections.clear(); }
 window.gDirections = new GDirections(map, document.getElementById("directionsDirections"));
 window.gDirections.load("from: "+from+" to: "+to);
}