// JS helper functions for YM4R



function addInfoWindowToMarker(marker,info,options){

	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(info,options);});

	return marker;

}



function addInfoWindowTabsToMarker(marker,info,options){

     GEvent.addListener(marker, "click", function() {marker.openInfoWindowTabsHtml(info,options);});

     return marker;

}



function addPropertiesToLayer(layer,getTile,copyright,opacity,isPng){

    layer.getTileUrl = getTile;

    layer.getCopyright = copyright;

    layer.getOpacity = opacity;

    layer.isPng = isPng;

    return layer;

}



function addOptionsToIcon(icon,options){

    for(var k in options){

	icon[k] = options[k];

    }

    return icon;

}



function addCodeToFunction(func,code){

    if(func == undefined)

	return code;

    else{

	return function(){

	    func();

	    code();

	}

    }

}



function addGeocodingToMarker(marker,address){

    marker.orig_initialize = marker.initialize;

    orig_redraw = marker.redraw;

    marker.redraw = function(force){}; //empty the redraw method so no error when called by addOverlay.

    marker.initialize = function(map){

	new GClientGeocoder().getLatLng(address,

					function(latlng){

	    if(latlng){

		marker.redraw = orig_redraw;

		marker.orig_initialize(map); //init before setting point

		marker.setPoint(latlng);

	    }//do nothing

	});

    };

    return marker;

}







GMap2.prototype.centerAndZoomOnMarkers = function(markers) {

     var bounds = new GLatLngBounds(markers[0].getPoint(),

				    markers[0].getPoint());

     for (var i=1, len = markers.length ; i<len; i++) {

	 bounds.extend(markers[i].getPoint());

     }

     

     this.centerAndZoomOnBounds(bounds);

 } 



GMap2.prototype.centerAndZoomOnPoints = function(points) {

     var bounds = new GLatLngBounds(points[0],

				    points[0]);

     for (var i=1, len = points.length ; i<len; i++) {

	 bounds.extend(points[i]);

     }

     

     this.centerAndZoomOnBounds(bounds);

 } 



GMap2.prototype.centerAndZoomOnBounds = function(bounds) {

    var center = bounds.getCenter();

    this.setCenter(center, this.getBoundsZoomLevel(bounds));

} 



//For full screen mode

function setWindowDims(elem) {

    if (window.innerWidth){

	elem.style.height = (window.innerHeight) + 'px;';

	elem.style.width = (window.innerWidth) + 'px;';

    }else if (document.body.clientWidth){

	elem.style.width = (document.body.clientWidth) + 'px';

	elem.style.height = (document.body.clientHeight) + 'px';

    }

}



ManagedMarker = function(markers,minZoom,maxZoom) {

    this.markers = markers;

    this.minZoom = minZoom;

    this.maxZoom = maxZoom;

}



//Add the markers and refresh

function addMarkersToManager(manager,managedMarkers){

    for(var i = 0, length = managedMarkers.length; i < length;i++) {

	mm = managedMarkers[i];

	manager.addMarkers(mm.markers,mm.minZoom,mm.maxZoom);

    }

    manager.refresh();

    return manager;

}





var INVISIBLE = new GLatLng(0,0); //almost always invisible



if(self.Event && Event.observe){

    Event.observe(window, 'unload', GUnload);

}else{

    window.onunload = GUnload;

}