$(document).ready(function() {
    if ($('#navbar').length) {
      init_dropdown();
    }
    if ($('#map').length) {
      init_gmap_direction();
    }
  });

window.unload = GUnload();



function init_dropdown() {
  $('#navbar ul li.expanded')
    .addClass('h_over')
    .hover(function(event) {
        $('#navbar ul li.expanded ul').hide();
	$(this).find('ul').show();
      },
      function(event) {
	$(this).find('ul').hide();
      });
  $('#navbar ul li.expanded ul').hide();
}


function init_gmap() {
  if (GBrowserIsCompatible()) {
    var map = new GMap2(document.getElementById("map"));
    var point = new GLatLng(53.049, 8.2117);

    function gmap_marker(point) {
      var marker = new GMarker(point);
      GEvent.addListener(marker, "click", function() {
	  var markerHTML = "Marktkontor GmbH<br />Schehnberger Weg 22a<br />26203 Wardenburg";
	  map.openInfoWindowHtml(point, markerHTML);
	});
      return marker;
    }

    map.setCenter(point, 14);
    map.addOverlay(gmap_marker(point));

    map.addControl(new GLargeMapControl());
    map.addControl(new GMapTypeControl());
 
  }
}



function init_gmap_direction() {
  if (GBrowserIsCompatible()) {      
    var map;
    var point;
    var gdir;

    $('#gmap_form').submit(function() {
	setDirections(this.from.value, this.to.value, this.locale.value); 
	return false
	  }
      );
    
    setDirections("", "Schehnberger Weg 22, 26203 Wardenburg", "de_DE");
  }


  function setDirections(fromAddress, toAddress, locale) {
    if (fromAddress == "") { fromAddress = "Schehnberger Weg 22, 26203 Wardenburg"; }

    if (fromAddress == "Schehnberger Weg 22, 26203 Wardenburg") {
      $('#gmap').removeClass('with_directions');
      $('#directions').remove();
      map = new GMap2(document.getElementById("map"));
      point = new GLatLng(53.049, 8.2117);

      map.setCenter(point, 14);
      map.addOverlay(gmap_marker(point));
    } else {
      if ($('#directions').length == 0) {
	$('#gmap').append('<div id="directions"></div>');
	$('#gmap').addClass('with_directions');
	
	map = new GMap2(document.getElementById("map"));
	gdir = new GDirections(map, document.getElementById("directions"));
	GEvent.addListener(gdir, "load", onGDirectionsLoad);
	GEvent.addListener(gdir, "error", handleErrors);
      }
    
      toAddress = "Schehnberger Weg 22, 26203 Wardenburg";
      gdir.load("from: " + fromAddress + " to: " + toAddress,
		{ "locale": locale });
    }
    map.addControl(new GLargeMapControl());
    map.addControl(new GMapTypeControl());
  }
  

  function gmap_marker(point) {
    var marker = new GMarker(point);
    GEvent.addListener(marker, "click", function() {
	var markerHTML = "Marktkontor GmbH<br />Schehnberger Weg 22a<br />26203 Wardenburg";
	map.openInfoWindowHtml(point, markerHTML);
      });
    return marker;
  }
  

  function handleErrors(){
    if (gdir.getStatus().code == G_GEO_UNKNOWN_ADDRESS)
      alert("No corresponding geographic location could be found for one of the specified addresses. This may be due to the fact that the address is relatively new, or it may be incorrect.\nError code: " + gdir.getStatus().code);
    else if (gdir.getStatus().code == G_GEO_SERVER_ERROR)
      alert("A geocoding or directions request could not be successfully processed, yet the exact reason for the failure is not known.\n Error code: " + gdir.getStatus().code);
    
    else if (gdir.getStatus().code == G_GEO_MISSING_QUERY)
      alert("The HTTP q parameter was either missing or had no value. For geocoder requests, this means that an empty address was specified as input. For directions requests, this means that no query was specified in the input.\n Error code: " + gdir.getStatus().code);
    
    //   else if (gdir.getStatus().code == G_UNAVAILABLE_ADDRESS)  <--- Doc bug... this is either not defined, or Doc is wrong
    //     alert("The geocode for the given address or the route for the given directions query cannot be returned due to legal or contractual reasons.\n Error code: " + gdir.getStatus().code);
    
    else if (gdir.getStatus().code == G_GEO_BAD_KEY)
      alert("The given key is either invalid or does not match the domain for which it was given. \n Error code: " + gdir.getStatus().code);
    
    else if (gdir.getStatus().code == G_GEO_BAD_REQUEST)
      alert("A directions request could not be successfully parsed.\n Error code: " + gdir.getStatus().code);
    
    else alert("An unknown error occurred.");
    
  }
  
  function onGDirectionsLoad(){ 
    // Use this function to access information about the latest load()
    // results.
    
    // e.g.
    // document.getElementById("getStatus").innerHTML = gdir.getStatus().code;
    // and yada yada yada...
  }
  
}