diff --git a/dist/leaflet.markercluster-src.js b/dist/leaflet.markercluster-src.js
index ece0550ba..c23f535cc 100644
--- a/dist/leaflet.markercluster-src.js
+++ b/dist/leaflet.markercluster-src.js
@@ -327,9 +327,11 @@ L.MarkerClusterGroup.include(!L.DomUtil.TRANSITION ? {
 		this._topClusterLevel._recursivelyAddChildrenToMap(null, newZoomLevel - this._topClusterLevel._zoom + 1, this._getExpandedVisibleBounds());
 	},
 	_animationAddLayer: function (layer, newCluster) {
-		L.FeatureGroup.prototype.addLayer.call(this, newCluster);
-		if (newCluster !== layer && newCluster._childCount === 2) {
-			newCluster._recursivelyRemoveChildrenFromMap(newCluster._bounds, 1);
+		if (newCluster === true) {
+			L.FeatureGroup.prototype.addLayer.call(this, layer);
+		} else if (newCluster._childCount === 2) {
+			newCluster._addToMap();
+			newCluster._recursivelyRemoveChildrenFromMap(newCluster._bounds, this._map.getMaxZoom()); //getMaxZoom will always get all children
 		}
 	}
 } : {
@@ -375,28 +377,26 @@ L.MarkerClusterGroup.include(!L.DomUtil.TRANSITION ? {
 
 		});
 
-		//Immediately fire an event to update the opacity and locations (If we immediately set it they won't animate)
-		setTimeout(function () {
-			var j, n;
+		this._forceLayout();
+		var j, n;
 
-			//Update opacities
-			me._topClusterLevel._recursivelyBecomeVisible(bounds, depthToStartAt + depthToDescend);
-			//TODO Maybe? Update markers in _recursivelyBecomeVisible
-			for (j in me._layers) {
-				if (me._layers.hasOwnProperty(j)) {
-					n = me._layers[j];
+		//Update opacities
+		me._topClusterLevel._recursivelyBecomeVisible(bounds, depthToStartAt + depthToDescend);
+		//TODO Maybe? Update markers in _recursivelyBecomeVisible
+		for (j in me._layers) {
+			if (me._layers.hasOwnProperty(j)) {
+				n = me._layers[j];
 
-					if (!(n instanceof L.MarkerCluster) && n._icon) {
-						n.setOpacity(1);
-					}
+				if (!(n instanceof L.MarkerCluster) && n._icon) {
+					n.setOpacity(1);
 				}
 			}
+		}
 
-			//update the positions of the just added clusters/markers
-			me._topClusterLevel._recursively(bounds, depthToStartAt, 0, function (c) {
-				c._recursivelyRestoreChildPositions(depthToDescend);
-			});
-		}, 0);
+		//update the positions of the just added clusters/markers
+		me._topClusterLevel._recursively(bounds, depthToStartAt, 0, function (c) {
+			c._recursivelyRestoreChildPositions(depthToDescend);
+		});
 
 		this._inZoomAnimation++;
 
@@ -431,10 +431,9 @@ L.MarkerClusterGroup.include(!L.DomUtil.TRANSITION ? {
 
 		var me = this;
 
-		//Immediately fire an event to update the opacity (If we immediately set it they won't animate)
-		setTimeout(function () {
-			marker._recursivelyBecomeVisible(bounds, depthToStartAt);
-		}, 0);
+		//Update the opacity (If we immediately set it they won't animate)
+		this._forceLayout();
+		marker._recursivelyBecomeVisible(bounds, depthToStartAt);
 
 		//TODO: Maybe use the transition timing stuff to make this more reliable
 		//When the animations are done, tidy up
@@ -450,32 +449,40 @@ L.MarkerClusterGroup.include(!L.DomUtil.TRANSITION ? {
 		var me = this;
 
 		L.FeatureGroup.prototype.addLayer.call(this, layer);
-		if (newCluster !== layer) {
+		if (newCluster !== true) {
 			if (newCluster._childCount > 2) { //Was already a cluster
 
+				this._forceLayout();
 				this._animationStart();
+
+				var backupLatlng = layer.getLatLng();
+				layer.setLatLng(newCluster._latlng);
+				layer.setOpacity(0);
+
 				setTimeout(function () {
+					L.FeatureGroup.prototype.removeLayer.call(me, layer);
+					layer.setLatLng(backupLatlng);
 
-
-					var backupLatlng = layer.getLatLng();
-					layer.setLatLng(newCluster._latlng);
-					layer.setOpacity(0);
-
-					setTimeout(function () {
-						L.FeatureGroup.prototype.removeLayer.call(me, layer);
-						layer.setLatLng(backupLatlng);
-
-						me._animationEnd();
-					}, 250);
-				}, 0);
+					me._animationEnd();
+				}, 250);
 
 			} else { //Just became a cluster
-				setTimeout(function () {
-					me._animationStart();
-					me._animationZoomOutSingle(newCluster, 0, 1);
-				}, 0);
+				this._forceLayout();
+
+				me._animationStart();
+				me._animationZoomOutSingle(newCluster, 0, this._map.getMaxZoom());
 			}
 		}
+	},
+
+	//Force a browser layout of stuff in the map
+	// Should apply the current opacity and location to all elements so we can update them again for an animation
+	_forceLayout: function () {
+		//In my testing this works, infact offsetWidth of any element seems to work.
+		//Could loop all this._layers and do this for each _icon if it stops working
+
+		L.Util.falseFn(document.body.offsetWidth);
+
 	}
 });
 
@@ -562,9 +569,9 @@ L.MarkerCluster = L.Marker.extend({
 
 	//layer: The layer to try add
 	//returns:
-	//  true: was able to put this marker in, but don't know its current visible parents position
+	//  true: was able to put this marker in, but don't know its current visible parents position (If returned externally, add this marker at its position)
 	//  false: wasn't able to put this marker in
-	//  a Marker/MarkerCluster: the visible parent of the marker (or the marker itself if it should be visible)
+	//  a MarkerCluster: the visible parent of the marker
 	_recursivelyAddLayer: function (layer, zoom) {
 		var result = false;
 
@@ -584,11 +591,37 @@ L.MarkerCluster = L.Marker.extend({
 		if (!result && (this._canAcceptPosition(layer.getLatLng(), zoom) || this._zoom)) {
 
 			//Add to ourself instead
-			result = this._group._clusterOne(this._markers, layer, zoom);
+			result = this._group._clusterOne(this._markers, layer, zoom + 1);
 
 			if (result) {
 				result._baseInit();
+				this._childCount--;
 				this._addChild(result);
+
+				//We may be above the zoom that these 2 markers would initially cluster at
+				// so push the new cluster as deep as it can go
+				var wantedZoom = this._group._map.getZoom() - 1,
+					maxZoom = this._group._map.getMaxZoom(),
+					newResult,
+					finalResult = (zoom === wantedZoom) ? result : true;
+				while (zoom < maxZoom) {
+					zoom++;
+					newResult = this._group._clusterOne([result._markers[0]], layer, zoom + 1);
+
+					if (newResult === null) {
+						break;
+					}
+					newResult._baseInit();
+					result._markers = [];
+					result._childClusters.push(newResult);
+					result = newResult;
+
+					if (zoom === wantedZoom) {
+						finalResult = result;
+					}
+				}
+				result = finalResult;
+
 			} else {
 				this._addChild(layer);
 				result = true;
@@ -596,7 +629,7 @@ L.MarkerCluster = L.Marker.extend({
 		}
 
 		if (result) {
-			if (!this._zoom) {
+			if (!('_zoom' in this)) {
 				this.setIcon(this._group.options.iconCreateFunction(this._childCount));
 			}
 			this._recalculateBounds();
@@ -604,8 +637,6 @@ L.MarkerCluster = L.Marker.extend({
 		if (result === true) {
 			if (this._icon) {
 				result = this;
-			} else if ((this._markers.length > 0 && this._markers[0]._icon) || (this._childClusters.length > 1 && this._childClusters[0]._icon)) {
-				result = layer;
 			}
 		}
 
@@ -639,7 +670,7 @@ L.MarkerCluster = L.Marker.extend({
 				this._recalculateBounds();
 		
 				this._childCount--;
-				if (this._icon) {
+				if (!('_zoom' in this)) {
 					this.setIcon(group.options.iconCreateFunction(this._childCount));
 				}
 				return true;
@@ -652,6 +683,9 @@ L.MarkerCluster = L.Marker.extend({
 
 			if (child._bounds.contains(layer._latlng) && child._recursivelyRemoveLayer(layer)) {
 				this._childCount--;
+				if (!('_zoom' in this)) {
+					this.setIcon(group.options.iconCreateFunction(this._childCount));
+				}
 
 				//if our child cluster is no longer a cluster, remove it and replace with just the marker
 				if (child._childCount === 1) {
@@ -1154,78 +1188,76 @@ L.MarkerCluster.include(!L.DomUtil.TRANSITION ? {
 			L.FeatureGroup.prototype.addLayer.call(group, m);
 		}
 
-		setTimeout(function () {
-			group._animationStart();
+		this._group._forceLayout();
+		group._animationStart();
 
-			var initialLegOpacity = L.Browser.svg ? 0 : 0.3,
-				xmlns = L.Path.SVG_NS;
+		var initialLegOpacity = L.Browser.svg ? 0 : 0.3,
+			xmlns = L.Path.SVG_NS;
 
 
+		for (i = childMarkers.length - 1; i >= 0; i--) {
+			m = childMarkers[i];
+
+			m.setLatLng(map.layerPointToLatLng(positions[i]));
+			m.setOpacity(1);
+			//Add Legs. TODO: Fade this in!
+
+			leg = new L.Polyline([me._latlng, m._latlng], { weight: 1.5, color: '#222', opacity: initialLegOpacity });
+			map.addLayer(leg);
+			m._spiderLeg = leg;
+
+			//Following animations don't work for canvas
+			if (!L.Browser.svg) {
+				continue;
+			}
+
+			//How this works:
+			//http://stackoverflow.com/questions/5924238/how-do-you-animate-an-svg-path-in-ios
+			//http://dev.opera.com/articles/view/advanced-svg-animation-techniques/
+
+			//Animate length
+			var length = leg._path.getTotalLength();
+			leg._path.setAttribute("stroke-dasharray", length + "," + length);
+
+			var anim = document.createElementNS(xmlns, "animate");
+			anim.setAttribute("attributeName", "stroke-dashoffset");
+			anim.setAttribute("begin", "indefinite");
+			anim.setAttribute("from", length);
+			anim.setAttribute("to", 0);
+			anim.setAttribute("dur", 0.25);
+			leg._path.appendChild(anim);
+			anim.beginElement();
+
+			//Animate opacity
+			anim = document.createElementNS(xmlns, "animate");
+			anim.setAttribute("attributeName", "stroke-opacity");
+			anim.setAttribute("attributeName", "stroke-opacity");
+			anim.setAttribute("begin", "indefinite");
+			anim.setAttribute("from", 0);
+			anim.setAttribute("to", 0.5);
+			anim.setAttribute("dur", 0.25);
+			leg._path.appendChild(anim);
+			anim.beginElement();
+		}
+		me.setOpacity(0.3);
+
+		//Set the opacity of the spiderLegs back to their correct value
+		// The animations above override this until they complete.
+		// If the initial opacity of the spiderlegs isn't 0 then they appear before the animation starts.
+		if (L.Browser.svg) {
+			this._group._forceLayout();
+
 			for (i = childMarkers.length - 1; i >= 0; i--) {
-				m = childMarkers[i];
+				m = childMarkers[i]._spiderLeg;
 
-				m.setLatLng(map.layerPointToLatLng(positions[i]));
-				m.setOpacity(1);
-				//Add Legs. TODO: Fade this in!
-
-				leg = new L.Polyline([me._latlng, m._latlng], { weight: 1.5, color: '#222', opacity: initialLegOpacity });
-				map.addLayer(leg);
-				m._spiderLeg = leg;
-
-				//Following animations don't work for canvas
-				if (!L.Browser.svg) {
-					continue;
-				}
-
-				//How this works:
-				//http://stackoverflow.com/questions/5924238/how-do-you-animate-an-svg-path-in-ios
-				//http://dev.opera.com/articles/view/advanced-svg-animation-techniques/
-
-				//Animate length
-				var length = leg._path.getTotalLength();
-				leg._path.setAttribute("stroke-dasharray", length + "," + length);
-
-				var anim = document.createElementNS(xmlns, "animate");
-				anim.setAttribute("attributeName", "stroke-dashoffset");
-				anim.setAttribute("begin", "indefinite");
-				anim.setAttribute("from", length);
-				anim.setAttribute("to", 0);
-				anim.setAttribute("dur", 0.25);
-				leg._path.appendChild(anim);
-				anim.beginElement();
-
-				//Animate opacity
-				anim = document.createElementNS(xmlns, "animate");
-				anim.setAttribute("attributeName", "stroke-opacity");
-				anim.setAttribute("attributeName", "stroke-opacity");
-				anim.setAttribute("begin", "indefinite");
-				anim.setAttribute("from", 0);
-				anim.setAttribute("to", 0.5);
-				anim.setAttribute("dur", 0.25);
-				leg._path.appendChild(anim);
-				anim.beginElement();
+				m.options.opacity = 0.5;
+				m._path.setAttribute('stroke-opacity', 0.5);
 			}
-			me.setOpacity(0.3);
+		}
 
-			//Set the opacity of the spiderLegs back to their correct value
-			// The animations above override this until they complete.
-			// Doing this at 250ms causes some minor flickering on FF, so just do it immediately
-			// If the initial opacity of the spiderlegs isn't 0 then they appear before the animation starts.
-			if (L.Browser.svg) {
-				setTimeout(function () {
-					for (i = childMarkers.length - 1; i >= 0; i--) {
-						m = childMarkers[i]._spiderLeg;
-
-						m.options.opacity = 0.5;
-						m._path.setAttribute('stroke-opacity', 0.5);
-					}
-				}, 0);
-			}
-
-			setTimeout(function () {
-				group._animationEnd();
-			}, 250);
-		}, 0);
+		setTimeout(function () {
+			group._animationEnd();
+		}, 250);
 	},
 
 	_animationUnspiderfy: function () {
diff --git a/dist/leaflet.markercluster.js b/dist/leaflet.markercluster.js
index e2a43b817..a1b54410e 100644
--- a/dist/leaflet.markercluster.js
+++ b/dist/leaflet.markercluster.js
@@ -3,4 +3,4 @@
  Leaflet.markercluster is an open-source JavaScript library for Marker Clustering on leaflet powered maps.
  https://github.com/danzel/Leaflet.markercluster
 */
-(function(e,t){(function(){L.MarkerClusterDefault={iconCreateFunction:function(e){var t=" marker-cluster-";return e<10?t+="small":e<100?t+="medium":t+="large",new L.DivIcon({html:"<div><span>"+e+"</span></div>",className:"marker-cluster"+t,iconSize:new L.Point(40,40)})},_shownPolygon:null,bindEvents:function(e,t){var n=this,r=!1;e.on("zoomstart",function(){r=!0}),e.on("zoomend",function(){r=!1}),t.on("clusterclick",function(t){e.getMaxZoom()===e.getZoom()?t.layer.spiderfy():t.layer.zoomToBounds()}),t.on("clustermouseover",function(t){if(r)return;n._shownPolygon&&e.removeLayer(n._shownPolygon),t.layer.getChildCount()>2&&(n._shownPolygon=new L.Polygon(t.layer.getConvexHull()),e.addLayer(n._shownPolygon))}),t.on("clustermouseout",function(t){n._shownPolygon&&(e.removeLayer(n._shownPolygon),n._shownPolygon=null)}),e.on("zoomend",function(){n._shownPolygon&&(e.removeLayer(n._shownPolygon),n._shownPolygon=null)})}}})(),L.MarkerClusterGroup=L.FeatureGroup.extend({options:{maxClusterRadius:60,iconCreateFunction:L.MarkerClusterDefault?L.MarkerClusterDefault.iconCreateFunction:null},initialize:function(e){L.Util.setOptions(this,e),L.FeatureGroup.prototype.initialize.call(this,[]),this._inZoomAnimation=0,this._needsClustering=[],this._currentShownBounds=null},_propagateEvent:function(e){e.target instanceof L.MarkerCluster&&(e.type="cluster"+e.type),L.FeatureGroup.prototype._propagateEvent.call(this,e)},_sqDist:function(e,t){var n=t.x-e.x,r=t.y-e.y;return n*n+r*r},_zoomEnd:function(){this._animationStart(),this._mergeSplitClusters(),this._zoom=this._map._zoom,this._currentShownBounds=this._getExpandedVisibleBounds()},_moveEnd:function(){if(this._inZoomAnimation>0)return;var e=this._getExpandedVisibleBounds(),t=this._zoom-this._topClusterLevel._zoom;this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t,e),this._topClusterLevel._recursivelyAddChildrenToMap(null,t+1,e),this._currentShownBounds=e;return},_generateInitialClusters:function(){var e=this._map.getMinZoom(),t=this._map.getMaxZoom(),n=this._map.getZoom();this._topClusterLevel=this._clusterToMarkerCluster(this._needsClustering,t);while(e<this._topClusterLevel._zoom)this._topClusterLevel=this._clusterToMarkerCluster(this._topClusterLevel._childClusters.concat(this._topClusterLevel._markers),this._topClusterLevel._zoom-1);this._zoom=n,this._currentShownBounds=this._getExpandedVisibleBounds(),this._topClusterLevel._recursivelyAddChildrenToMap(null,n-e+1,this._currentShownBounds)},_mergeSplitClusters:function(){this._zoom<this._map._zoom?(this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,this._zoom-this._topClusterLevel._zoom,this._getExpandedVisibleBounds()),this._animationZoomIn(this._zoom,this._map._zoom)):this._zoom>this._map._zoom&&this._animationZoomOut(this._zoom,this._map._zoom)},addLayer:function(e){if(!this._map)return this._needsClustering.push(e),this;var t=this._topClusterLevel._recursivelyAddLayer(e,this._topClusterLevel._zoom-1);return this._animationAddLayer(e,t),this},removeLayer:function(e){return this._topClusterLevel._recursivelyRemoveLayer(e),this},onAdd:function(e){L.FeatureGroup.prototype.onAdd.call(this,e),this._generateInitialClusters(),this._map.on("zoomend",this._zoomEnd,this),this._map.on("moveend",this._moveEnd,this),this._spiderfierOnAdd&&this._spiderfierOnAdd()},_clusterOne:function(e,t,n){var r=t._projCenter||this._map.project(t.getLatLng(),n),i=2*this.options.maxClusterRadius*2*this.options.maxClusterRadius,s,o,u;for(s=e.length-1;s>=0;s--){o=e[s],u=o._projCenter||this._map.project(o.getLatLng(),n);if(this._sqDist(r,u)<=i){var a=new L.MarkerCluster(this,o,t);return e.splice(s,1),a}}return null},_cluster:function(e,t){var n=this.options.maxClusterRadius*this.options.maxClusterRadius,r=[],i=[],s,o,u;for(s=e.length-1;s>=0;s--){var a=e[s],f=!1;a._projCenter=this._map.project(a.getLatLng(),t);for(o=r.length-1;o>=0;o--){u=r[o];if(this._sqDist(a._projCenter,u._projCenter)<=n){u._addChild(a),u._projCenter=this._map.project(u.getLatLng(),t),f=!0;break}}if(!f){var l=this._clusterOne(i,a);l?(l._projCenter=this._map.project(l.getLatLng(),t),r.push(l)):i.push(a)}}for(s=i.length-1;s>=0;s--){u=i[s],delete u._projCenter;if(u instanceof L.MarkerCluster){var c=new L.MarkerCluster(this,u);c._haveGeneratedChildClusters=!0,r.push(c),i.splice(s,1)}}for(s=r.length-1;s>=0;s--)delete r[s]._projCenter,r[s]._baseInit();return{clusters:r,unclustered:i}},_clusterToMarkerCluster:function(e,t){var n=this._cluster(e,t),r=n.clusters.concat(n.unclustered),i=new L.MarkerCluster(this,r[0]),s;for(s=r.length-1;s>0;s--)i._addChild(r[s]);return i._zoom=t,i._haveGeneratedChildClusters=!0,i},_getExpandedVisibleBounds:function(){var e=this._map,t=e.getPixelBounds(),n=Math.abs(t.max.x-t.min.x),r=Math.abs(t.max.y-t.min.y),i=e.unproject(new L.Point(t.min.x-n,t.min.y-r)),s=e.unproject(new L.Point(t.max.x+n,t.max.y+r));return new L.LatLngBounds(i,s)}}),L.MarkerClusterGroup.include(L.DomUtil.TRANSITION?{_animationStart:function(){this._map._mapPane.className+=" leaflet-cluster-anim"},_animationEnd:function(){this._map._mapPane.className=this._map._mapPane.className.replace(" leaflet-cluster-anim",""),this._inZoomAnimation--},_animationZoomIn:function(e,t){var n=this,r=this._getExpandedVisibleBounds(),i,s=1+e-this._topClusterLevel._zoom,o=t-e;this._topClusterLevel._recursively(r,s,0,function(e){var t=e._latlng,s=e._markers,u;e._isSingleParent()&&o===1?(L.FeatureGroup.prototype.removeLayer.call(n,e),e._recursivelyAddChildrenToMap(null,o,r)):(e.setOpacity(0),e._recursivelyAddChildrenToMap(t,o,r));for(i=s.length-1;i>=0;i--)u=s[i],r.contains(u._latlng)||L.FeatureGroup.prototype.removeLayer.call(n,u)}),setTimeout(function(){var e,t;n._topClusterLevel._recursivelyBecomeVisible(r,s+o);for(e in n._layers)n._layers.hasOwnProperty(e)&&(t=n._layers[e],!(t instanceof L.MarkerCluster)&&t._icon&&t.setOpacity(1));n._topClusterLevel._recursively(r,s,0,function(e){e._recursivelyRestoreChildPositions(o)})},0),this._inZoomAnimation++,setTimeout(function(){n._topClusterLevel._recursively(r,s,0,function(e){L.FeatureGroup.prototype.removeLayer.call(n,e)}),n._animationEnd()},250)},_animationZoomOut:function(e,t){var n=1+t-this._topClusterLevel._zoom,r=e-t;this._animationZoomOutSingle(this._topClusterLevel,n,r),this._topClusterLevel._recursivelyAddChildrenToMap(null,n,this._getExpandedVisibleBounds())},_animationZoomOutSingle:function(e,t,n){var r=this._getExpandedVisibleBounds();e._recursivelyAnimateChildrenInAndAddSelfToMap(r,t,n),this._inZoomAnimation++;var i=this;setTimeout(function(){e._recursivelyBecomeVisible(r,t)},0),setTimeout(function(){e._recursively(r,t,0,null,function(e){e._recursivelyRemoveChildrenFromMap(r,n-1)}),i._animationEnd()},250)},_animationAddLayer:function(e,t){var n=this;L.FeatureGroup.prototype.addLayer.call(this,e),t!==e&&(t._childCount>2?(this._animationStart(),setTimeout(function(){var r=e.getLatLng();e.setLatLng(t._latlng),e.setOpacity(0),setTimeout(function(){L.FeatureGroup.prototype.removeLayer.call(n,e),e.setLatLng(r),n._animationEnd()},250)},0)):setTimeout(function(){n._animationStart(),n._animationZoomOutSingle(t,0,1)},0))}}:{_animationStart:function(){},_animationZoomIn:function(e,t){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,e-this._topClusterLevel._zoom),this._topClusterLevel._recursivelyAddChildrenToMap(null,t-this._topClusterLevel._zoom+1,this._getExpandedVisibleBounds())},_animationZoomOut:function(e,t){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,e-this._topClusterLevel._zoom),this._topClusterLevel._recursivelyAddChildrenToMap(null,t-this._topClusterLevel._zoom+1,this._getExpandedVisibleBounds())},_animationAddLayer:function(e,t){L.FeatureGroup.prototype.addLayer.call(this,t),t!==e&&t._childCount===2&&t._recursivelyRemoveChildrenFromMap(t._bounds,1)}}),L.MarkerCluster=L.Marker.extend({initialize:function(e,t,n){this._group=e,this._markers=[],this._childClusters=[],this._childCount=0,this._bounds=new L.LatLngBounds,this._addChild(t),n&&this._addChild(n)},getAllChildMarkers:function(e){e=e||[];for(var t=this._childClusters.length-1;t>=0;t--)this._childClusters[t].getAllChildMarkers(e);for(var n=this._markers.length-1;n>=0;n--)e.push(this._markers[n]);return e},getChildCount:function(){return this._childCount},zoomToBounds:function(){this._group._map.fitBounds(this._bounds)},_baseInit:function(){L.Marker.prototype.initialize.call(this,this._latlng,{icon:this._group.options.iconCreateFunction(this._childCount)})},_addChild:function(e){e instanceof L.MarkerCluster?(this._childClusters.push(e),this._childCount+=e._childCount):(this._markers.push(e),this._childCount++),this._icon&&this.setIcon(this._group.options.iconCreateFunction(this._childCount)),this._expandBounds(e)},_expandBounds:function(e){e instanceof L.MarkerCluster?this._bounds.extend(e._bounds):this._bounds.extend(e.getLatLng()),this._latlng=this._bounds.getCenter()},_addToMap:function(e){e&&(this._backupLatlng=this._latlng,this.setLatLng(e)),L.FeatureGroup.prototype.addLayer.call(this._group,this)},_recursivelyAddLayer:function(e,t){var n=!1;for(var r=this._childClusters.length-1;r>=0;r--){var i=this._childClusters[r];if(i._bounds.contains(e.getLatLng())||i._canAcceptPosition(e.getLatLng(),t+1)){n=i._recursivelyAddLayer(e,t+1);if(n){this._childCount++;break}}}!n&&(this._canAcceptPosition(e.getLatLng(),t)||this._zoom)&&(n=this._group._clusterOne(this._markers,e,t),n?(n._baseInit(),this._addChild(n)):(this._addChild(e),n=!0)),n&&(this._zoom||this.setIcon(this._group.options.iconCreateFunction(this._childCount)),this._recalculateBounds());if(n===!0)if(this._icon)n=this;else if(this._markers.length>0&&this._markers[0]._icon||this._childClusters.length>1&&this._childClusters[0]._icon)n=e;return n},_canAcceptPosition:function(e,t){var n=this._group.options.maxClusterRadius*this._group.options.maxClusterRadius,r=this._group._map.project(this._latlng,t),i=this._group._map.project(e,t);return this._group._sqDist(r,i)<=n},_recursivelyRemoveLayer:function(e){var t=this._group,n=this._markers,r=this._childClusters,i;for(i=n.length-1;i>=0;i--)if(n[i]===e)return n[i]._icon&&L.FeatureGroup.prototype.removeLayer.call(t,n[i]),n.splice(i,1),this._recalculateBounds(),this._childCount--,this._icon&&this.setIcon(t.options.iconCreateFunction(this._childCount)),!0;for(i=r.length-1;i>=0;i--){var s=r[i];if(s._bounds.contains(e._latlng)&&s._recursivelyRemoveLayer(e))return this._childCount--,s._childCount===1&&(s._icon&&(L.FeatureGroup.prototype.removeLayer.call(t,s),L.FeatureGroup.prototype.addLayer.call(t,s._markers[0])),n.push(s._markers[0]),r.splice(i,1)),this._recalculateBounds(),this._icon&&this._childCount>1&&this.setIcon(t.options.iconCreateFunction(this._childCount)),!0}return!1},_recursivelyAnimateChildrenIn:function(e,t,n){this._recursively(e,0,n-1,function(e){var n=e._markers,r,i;for(r=n.length-1;r>=0;r--)i=n[r],i._icon&&(i._setPos(t),i.setOpacity(0))},function(e){var n=e._childClusters,r,i;for(r=n.length-1;r>=0;r--)i=n[r],i._icon&&(i._setPos(t),i.setOpacity(0))})},_recursivelyAnimateChildrenInAndAddSelfToMap:function(e,t,n){this._recursively(e,t,0,function(t){t._recursivelyAnimateChildrenIn(e,t._group._map.latLngToLayerPoint(t.getLatLng()).round(),n),t._isSingleParent()&&n===1?(t.setOpacity(1),t._recursivelyRemoveChildrenFromMap(e,n-1)):t.setOpacity(0),t._addToMap()})},_recursivelyBecomeVisible:function(e,t){this._recursively(e,0,t,null,function(e){e.setOpacity(1)})},_recursivelyAddChildrenToMap:function(e,t,n){this._recursively(n,0,t,function(t,r){if(r===0)return;for(var i=t._markers.length-1;i>=0;i--){var s=t._markers[i];if(!n.contains(s._latlng))continue;e&&(s._backupLatlng=s.getLatLng(),s.setLatLng(e),s.setOpacity(0)),L.FeatureGroup.prototype.addLayer.call(t._group,s)}},function(t){t._addToMap(e)})},_recursivelyRestoreChildPositions:function(e){for(var t=this._markers.length-1;t>=0;t--){var n=this._markers[t];n._backupLatlng&&(n.setLatLng(n._backupLatlng),delete n._backupLatlng)}if(e===1)for(var r=this._childClusters.length-1;r>=0;r--)this._childClusters[r]._restorePosition();else for(var i=this._childClusters.length-1;i>=0;i--)this._childClusters[i]._recursivelyRestoreChildPositions(e-1)},_restorePosition:function(){this._backupLatlng&&(this.setLatLng(this._backupLatlng),delete this._backupLatlng)},_recursivelyRemoveChildrenFromMap:function(e,t,n){var r,i;this._recursively(e,0,t,function(e){for(i=e._markers.length-1;i>=0;i--){r=e._markers[i];if(!n||!n.contains(r._latlng))L.FeatureGroup.prototype.removeLayer.call(e._group,r),r.setOpacity(1)}},function(e){for(i=e._childClusters.length-1;i>=0;i--){r=e._childClusters[i];if(!n||!n.contains(r._latlng))L.FeatureGroup.prototype.removeLayer.call(e._group,r),r.setOpacity(1)}})},_recursively:function(e,t,n,r,i){var s=this._childClusters,o,u;if(t>0)for(o=s.length-1;o>=0;o--)u=s[o],e.intersects(u._bounds)&&u._recursively(e,t-1,n,r,i);else{r&&r(this,n),n===0&&i&&i(this);if(n>0)for(o=s.length-1;o>=0;o--)u=s[o],e.intersects(u._bounds)&&u._recursively(e,t,n-1,r,i)}},_recalculateBounds:function(){var e=this._markers,t=this._childClusters,n;this._bounds=new L.LatLngBounds;for(n=e.length-1;n>=0;n--)this._bounds.extend(e[n].getLatLng());for(n=t.length-1;n>=0;n--)this._bounds.extend(t[n]._bounds);this.setLatLng(this._bounds.getCenter())},_isSingleParent:function(){return this._childClusters.length>0&&this._childClusters[0]._childCount===this._childCount}}),function(){L.QuickHull={getDistant:function(e,t){var n=t[1].lat-t[0].lat,r=t[0].lng-t[1].lng;return r*(e.lat-t[0].lat)+n*(e.lng-t[0].lng)},findMostDistantPointFromBaseLine:function(e,t){var n=0,r=null,i=[],s,o,u;for(s=t.length-1;s>=0;s--){o=t[s],u=this.getDistant(o,e);if(!(u>0))continue;i.push(o),u>n&&(n=u,r=o)}return{maxPoint:r,newPoints:i}},buildConvexHull:function(e,t){var n=[],r=this.findMostDistantPointFromBaseLine(e,t);return r.maxPoint?(n=n.concat(this.buildConvexHull([e[0],r.maxPoint],r.newPoints)),n=n.concat(this.buildConvexHull([r.maxPoint,e[1]],r.newPoints)),n):[e]},getConvexHull:function(e){var t=!1,n=!1,r=null,i=null,s;for(s=e.length-1;s>=0;s--){var o=e[s];if(t===!1||o.lat>t)r=o,t=o.lat;if(n===!1||o.lat<n)i=o,n=o.lat}var u=[].concat(this.buildConvexHull([i,r],e),this.buildConvexHull([r,i],e));return u}}}(),L.MarkerCluster.include({getConvexHull:function(){var e=this.getAllChildMarkers(),t=[],n=[],r,i,s;for(s=e.length-1;s>=0;s--)i=e[s].getLatLng(),t.push(i);r=L.QuickHull.getConvexHull(t);for(s=r.length-1;s>=0;s--)n.push(r[s][0]);return n}}),L.MarkerCluster.include({_2PI:Math.PI*2,_circleFootSeparation:25,_circleStartAngle:Math.PI/6,_spiralFootSeparation:28,_spiralLengthStart:11,_spiralLengthFactor:5,_circleSpiralSwitchover:9,spiderfy:function(){if(this._group._spiderfied===this)return;var e=this.getAllChildMarkers(),t=this._group,n=t._map,r=n.latLngToLayerPoint(this._latlng),i;this._group._unspiderfy(),this._group._spiderfied=this,e.length>=this._circleSpiralSwitchover?i=this._generatePointsSpiral(e.length,r):(r.y+=10,i=this._generatePointsCircle(e.length,r)),this._animationSpiderfy(e,i)},unspiderfy:function(){this._animationUnspiderfy(),this._group._spiderfied=null},_generatePointsCircle:function(e,t){var n=this._circleFootSeparation*(2+e),r=n/this._2PI,i=this._2PI/e,s=[],o,u;s.length=e;for(o=e-1;o>=0;o--)u=this._circleStartAngle+o*i,s[o]=new L.Point(t.x+r*Math.cos(u),t.y+r*Math.sin(u));return s},_generatePointsSpiral:function(e,t){var n=this._spiralLengthStart,r=0,i=[],s;i.length=e;for(s=e-1;s>=0;s--)r+=this._spiralFootSeparation/n+s*5e-4,i[s]=new L.Point(t.x+n*Math.cos(r),t.y+n*Math.sin(r)),n+=this._2PI*this._spiralLengthFactor/r;return i}}),L.MarkerCluster.include(L.DomUtil.TRANSITION?{_animationSpiderfy:function(e,t){var n=this,r=this._group,i=r._map,s,o,u;for(s=e.length-1;s>=0;s--)o=e[s],o._backupPosSpider=o._latlng,o.setLatLng(this._latlng),o.setZIndexOffset(1e6),o.setOpacity(0),L.FeatureGroup.prototype.addLayer.call(r,o);setTimeout(function(){r._animationStart();var a=L.Browser.svg?0:.3,f=L.Path.SVG_NS;for(s=e.length-1;s>=0;s--){o=e[s],o.setLatLng(i.layerPointToLatLng(t[s])),o.setOpacity(1),u=new L.Polyline([n._latlng,o._latlng],{weight:1.5,color:"#222",opacity:a}),i.addLayer(u),o._spiderLeg=u;if(!L.Browser.svg)continue;var l=u._path.getTotalLength();u._path.setAttribute("stroke-dasharray",l+","+l);var c=document.createElementNS(f,"animate");c.setAttribute("attributeName","stroke-dashoffset"),c.setAttribute("begin","indefinite"),c.setAttribute("from",l),c.setAttribute("to",0),c.setAttribute("dur",.25),u._path.appendChild(c),c.beginElement(),c=document.createElementNS(f,"animate"),c.setAttribute("attributeName","stroke-opacity"),c.setAttribute("attributeName","stroke-opacity"),c.setAttribute("begin","indefinite"),c.setAttribute("from",0),c.setAttribute("to",.5),c.setAttribute("dur",.25),u._path.appendChild(c),c.beginElement()}n.setOpacity(.3),L.Browser.svg&&setTimeout(function(){for(s=e.length-1;s>=0;s--)o=e[s]._spiderLeg,o.options.opacity=.5,o._path.setAttribute("stroke-opacity",.5)},0),setTimeout(function(){r._animationEnd()},250)},0)},_animationUnspiderfy:function(){var e=this._group,t=e._map,n=this.getAllChildMarkers(),r=L.Browser.svg,i,s,o;e._animationStart(),this.setOpacity(1);for(s=n.length-1;s>=0;s--)i=n[s],i.setLatLng(this._latlng),i.setOpacity(0),r&&(o=i._spiderLeg._path.childNodes[0],o.setAttribute("to",o.getAttribute("from")),o.setAttribute("from",0),o.beginElement(),o=i._spiderLeg._path.childNodes[1],o.setAttribute("from",.5),o.setAttribute("to",0),o.setAttribute("stroke-opacity",0),o.beginElement(),i._spiderLeg._path.setAttribute("stroke-opacity",0));setTimeout(function(){for(s=n.length-1;s>=0;s--)i=n[s],i.setLatLng(i._backupPosSpider),delete i._backupPosSpider,i.setZIndexOffset(0),L.FeatureGroup.prototype.removeLayer.call(e,i),t.removeLayer(i._spiderLeg),delete i._spiderLeg},250)}}:{_animationSpiderfy:function(e,t){var n=this._group,r=n._map,i,s,o;for(i=e.length-1;i>=0;i--)s=e[i],s._backupPosSpider=s._latlng,s.setLatLng(r.layerPointToLatLng(t[i])),s.setZIndexOffset(1e6),L.FeatureGroup.prototype.addLayer.call(n,s),o=new L.Polyline([this._latlng,s._latlng],{weight:1.5,color:"#222"}),r.addLayer(o),s._spiderLeg=o;this.setOpacity(.3)},_animationUnspiderfy:function(){var e=this._group,t=e._map,n=this.getAllChildMarkers(),r,i;this.setOpacity(1);for(i=n.length-1;i>=0;i--)r=n[i],r.setLatLng(r._backupPosSpider),delete r._backupPosSpider,r.setZIndexOffset(0),L.FeatureGroup.prototype.removeLayer.call(e,r),t.removeLayer(r._spiderLeg),delete r._spiderLeg}}),L.MarkerClusterGroup.include({_spiderfied:null,_spiderfierOnAdd:function(){this._map.on("click zoomstart",this._unspiderfy,this),L.Browser.svg&&this._map._initPathRoot()},_unspiderfy:function(){this._spiderfied&&this._spiderfied.unspiderfy()}})})(this);
\ No newline at end of file
+(function(e,t){(function(){L.MarkerClusterDefault={iconCreateFunction:function(e){var t=" marker-cluster-";return e<10?t+="small":e<100?t+="medium":t+="large",new L.DivIcon({html:"<div><span>"+e+"</span></div>",className:"marker-cluster"+t,iconSize:new L.Point(40,40)})},_shownPolygon:null,bindEvents:function(e,t){var n=this,r=!1;e.on("zoomstart",function(){r=!0}),e.on("zoomend",function(){r=!1}),t.on("clusterclick",function(t){e.getMaxZoom()===e.getZoom()?t.layer.spiderfy():t.layer.zoomToBounds()}),t.on("clustermouseover",function(t){if(r)return;n._shownPolygon&&e.removeLayer(n._shownPolygon),t.layer.getChildCount()>2&&(n._shownPolygon=new L.Polygon(t.layer.getConvexHull()),e.addLayer(n._shownPolygon))}),t.on("clustermouseout",function(t){n._shownPolygon&&(e.removeLayer(n._shownPolygon),n._shownPolygon=null)}),e.on("zoomend",function(){n._shownPolygon&&(e.removeLayer(n._shownPolygon),n._shownPolygon=null)})}}})(),L.MarkerClusterGroup=L.FeatureGroup.extend({options:{maxClusterRadius:60,iconCreateFunction:L.MarkerClusterDefault?L.MarkerClusterDefault.iconCreateFunction:null},initialize:function(e){L.Util.setOptions(this,e),L.FeatureGroup.prototype.initialize.call(this,[]),this._inZoomAnimation=0,this._needsClustering=[],this._currentShownBounds=null},_propagateEvent:function(e){e.target instanceof L.MarkerCluster&&(e.type="cluster"+e.type),L.FeatureGroup.prototype._propagateEvent.call(this,e)},_sqDist:function(e,t){var n=t.x-e.x,r=t.y-e.y;return n*n+r*r},_zoomEnd:function(){this._animationStart(),this._mergeSplitClusters(),this._zoom=this._map._zoom,this._currentShownBounds=this._getExpandedVisibleBounds()},_moveEnd:function(){if(this._inZoomAnimation>0)return;var e=this._getExpandedVisibleBounds(),t=this._zoom-this._topClusterLevel._zoom;this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t,e),this._topClusterLevel._recursivelyAddChildrenToMap(null,t+1,e),this._currentShownBounds=e;return},_generateInitialClusters:function(){var e=this._map.getMinZoom(),t=this._map.getMaxZoom(),n=this._map.getZoom();this._topClusterLevel=this._clusterToMarkerCluster(this._needsClustering,t);while(e<this._topClusterLevel._zoom)this._topClusterLevel=this._clusterToMarkerCluster(this._topClusterLevel._childClusters.concat(this._topClusterLevel._markers),this._topClusterLevel._zoom-1);this._zoom=n,this._currentShownBounds=this._getExpandedVisibleBounds(),this._topClusterLevel._recursivelyAddChildrenToMap(null,n-e+1,this._currentShownBounds)},_mergeSplitClusters:function(){this._zoom<this._map._zoom?(this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,this._zoom-this._topClusterLevel._zoom,this._getExpandedVisibleBounds()),this._animationZoomIn(this._zoom,this._map._zoom)):this._zoom>this._map._zoom&&this._animationZoomOut(this._zoom,this._map._zoom)},addLayer:function(e){if(!this._map)return this._needsClustering.push(e),this;var t=this._topClusterLevel._recursivelyAddLayer(e,this._topClusterLevel._zoom-1);return this._animationAddLayer(e,t),this},removeLayer:function(e){return this._topClusterLevel._recursivelyRemoveLayer(e),this},onAdd:function(e){L.FeatureGroup.prototype.onAdd.call(this,e),this._generateInitialClusters(),this._map.on("zoomend",this._zoomEnd,this),this._map.on("moveend",this._moveEnd,this),this._spiderfierOnAdd&&this._spiderfierOnAdd()},_clusterOne:function(e,t,n){var r=t._projCenter||this._map.project(t.getLatLng(),n),i=2*this.options.maxClusterRadius*2*this.options.maxClusterRadius,s,o,u;for(s=e.length-1;s>=0;s--){o=e[s],u=o._projCenter||this._map.project(o.getLatLng(),n);if(this._sqDist(r,u)<=i){var a=new L.MarkerCluster(this,o,t);return e.splice(s,1),a}}return null},_cluster:function(e,t){var n=this.options.maxClusterRadius*this.options.maxClusterRadius,r=[],i=[],s,o,u;for(s=e.length-1;s>=0;s--){var a=e[s],f=!1;a._projCenter=this._map.project(a.getLatLng(),t);for(o=r.length-1;o>=0;o--){u=r[o];if(this._sqDist(a._projCenter,u._projCenter)<=n){u._addChild(a),u._projCenter=this._map.project(u.getLatLng(),t),f=!0;break}}if(!f){var l=this._clusterOne(i,a);l?(l._projCenter=this._map.project(l.getLatLng(),t),r.push(l)):i.push(a)}}for(s=i.length-1;s>=0;s--){u=i[s],delete u._projCenter;if(u instanceof L.MarkerCluster){var c=new L.MarkerCluster(this,u);c._haveGeneratedChildClusters=!0,r.push(c),i.splice(s,1)}}for(s=r.length-1;s>=0;s--)delete r[s]._projCenter,r[s]._baseInit();return{clusters:r,unclustered:i}},_clusterToMarkerCluster:function(e,t){var n=this._cluster(e,t),r=n.clusters.concat(n.unclustered),i=new L.MarkerCluster(this,r[0]),s;for(s=r.length-1;s>0;s--)i._addChild(r[s]);return i._zoom=t,i._haveGeneratedChildClusters=!0,i},_getExpandedVisibleBounds:function(){var e=this._map,t=e.getPixelBounds(),n=Math.abs(t.max.x-t.min.x),r=Math.abs(t.max.y-t.min.y),i=e.unproject(new L.Point(t.min.x-n,t.min.y-r)),s=e.unproject(new L.Point(t.max.x+n,t.max.y+r));return new L.LatLngBounds(i,s)}}),L.MarkerClusterGroup.include(L.DomUtil.TRANSITION?{_animationStart:function(){this._map._mapPane.className+=" leaflet-cluster-anim"},_animationEnd:function(){this._map._mapPane.className=this._map._mapPane.className.replace(" leaflet-cluster-anim",""),this._inZoomAnimation--},_animationZoomIn:function(e,t){var n=this,r=this._getExpandedVisibleBounds(),i,s=1+e-this._topClusterLevel._zoom,o=t-e;this._topClusterLevel._recursively(r,s,0,function(e){var t=e._latlng,s=e._markers,u;e._isSingleParent()&&o===1?(L.FeatureGroup.prototype.removeLayer.call(n,e),e._recursivelyAddChildrenToMap(null,o,r)):(e.setOpacity(0),e._recursivelyAddChildrenToMap(t,o,r));for(i=s.length-1;i>=0;i--)u=s[i],r.contains(u._latlng)||L.FeatureGroup.prototype.removeLayer.call(n,u)}),this._forceLayout();var u,a;n._topClusterLevel._recursivelyBecomeVisible(r,s+o);for(u in n._layers)n._layers.hasOwnProperty(u)&&(a=n._layers[u],!(a instanceof L.MarkerCluster)&&a._icon&&a.setOpacity(1));n._topClusterLevel._recursively(r,s,0,function(e){e._recursivelyRestoreChildPositions(o)}),this._inZoomAnimation++,setTimeout(function(){n._topClusterLevel._recursively(r,s,0,function(e){L.FeatureGroup.prototype.removeLayer.call(n,e)}),n._animationEnd()},250)},_animationZoomOut:function(e,t){var n=1+t-this._topClusterLevel._zoom,r=e-t;this._animationZoomOutSingle(this._topClusterLevel,n,r),this._topClusterLevel._recursivelyAddChildrenToMap(null,n,this._getExpandedVisibleBounds())},_animationZoomOutSingle:function(e,t,n){var r=this._getExpandedVisibleBounds();e._recursivelyAnimateChildrenInAndAddSelfToMap(r,t,n),this._inZoomAnimation++;var i=this;this._forceLayout(),e._recursivelyBecomeVisible(r,t),setTimeout(function(){e._recursively(r,t,0,null,function(e){e._recursivelyRemoveChildrenFromMap(r,n-1)}),i._animationEnd()},250)},_animationAddLayer:function(e,t){var n=this;L.FeatureGroup.prototype.addLayer.call(this,e);if(t!==!0)if(t._childCount>2){this._forceLayout(),this._animationStart();var r=e.getLatLng();e.setLatLng(t._latlng),e.setOpacity(0),setTimeout(function(){L.FeatureGroup.prototype.removeLayer.call(n,e),e.setLatLng(r),n._animationEnd()},250)}else this._forceLayout(),n._animationStart(),n._animationZoomOutSingle(t,0,this._map.getMaxZoom())},_forceLayout:function(){L.Util.falseFn(document.body.offsetWidth)}}:{_animationStart:function(){},_animationZoomIn:function(e,t){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,e-this._topClusterLevel._zoom),this._topClusterLevel._recursivelyAddChildrenToMap(null,t-this._topClusterLevel._zoom+1,this._getExpandedVisibleBounds())},_animationZoomOut:function(e,t){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,e-this._topClusterLevel._zoom),this._topClusterLevel._recursivelyAddChildrenToMap(null,t-this._topClusterLevel._zoom+1,this._getExpandedVisibleBounds())},_animationAddLayer:function(e,t){t===!0?L.FeatureGroup.prototype.addLayer.call(this,e):t._childCount===2&&(t._addToMap(),t._recursivelyRemoveChildrenFromMap(t._bounds,this._map.getMaxZoom()))}}),L.MarkerCluster=L.Marker.extend({initialize:function(e,t,n){this._group=e,this._markers=[],this._childClusters=[],this._childCount=0,this._bounds=new L.LatLngBounds,this._addChild(t),n&&this._addChild(n)},getAllChildMarkers:function(e){e=e||[];for(var t=this._childClusters.length-1;t>=0;t--)this._childClusters[t].getAllChildMarkers(e);for(var n=this._markers.length-1;n>=0;n--)e.push(this._markers[n]);return e},getChildCount:function(){return this._childCount},zoomToBounds:function(){this._group._map.fitBounds(this._bounds)},_baseInit:function(){L.Marker.prototype.initialize.call(this,this._latlng,{icon:this._group.options.iconCreateFunction(this._childCount)})},_addChild:function(e){e instanceof L.MarkerCluster?(this._childClusters.push(e),this._childCount+=e._childCount):(this._markers.push(e),this._childCount++),this._icon&&this.setIcon(this._group.options.iconCreateFunction(this._childCount)),this._expandBounds(e)},_expandBounds:function(e){e instanceof L.MarkerCluster?this._bounds.extend(e._bounds):this._bounds.extend(e.getLatLng()),this._latlng=this._bounds.getCenter()},_addToMap:function(e){e&&(this._backupLatlng=this._latlng,this.setLatLng(e)),L.FeatureGroup.prototype.addLayer.call(this._group,this)},_recursivelyAddLayer:function(e,t){var n=!1;for(var r=this._childClusters.length-1;r>=0;r--){var i=this._childClusters[r];if(i._bounds.contains(e.getLatLng())||i._canAcceptPosition(e.getLatLng(),t+1)){n=i._recursivelyAddLayer(e,t+1);if(n){this._childCount++;break}}}if(!n&&(this._canAcceptPosition(e.getLatLng(),t)||this._zoom)){n=this._group._clusterOne(this._markers,e,t+1);if(n){n._baseInit(),this._childCount--,this._addChild(n);var s=this._group._map.getZoom()-1,o=this._group._map.getMaxZoom(),u,a=t===s?n:!0;while(t<o){t++,u=this._group._clusterOne([n._markers[0]],e,t+1);if(u===null)break;u._baseInit(),n._markers=[],n._childClusters.push(u),n=u,t===s&&(a=n)}n=a}else this._addChild(e),n=!0}return n&&("_zoom"in this||this.setIcon(this._group.options.iconCreateFunction(this._childCount)),this._recalculateBounds()),n===!0&&this._icon&&(n=this),n},_canAcceptPosition:function(e,t){var n=this._group.options.maxClusterRadius*this._group.options.maxClusterRadius,r=this._group._map.project(this._latlng,t),i=this._group._map.project(e,t);return this._group._sqDist(r,i)<=n},_recursivelyRemoveLayer:function(e){var t=this._group,n=this._markers,r=this._childClusters,i;for(i=n.length-1;i>=0;i--)if(n[i]===e)return n[i]._icon&&L.FeatureGroup.prototype.removeLayer.call(t,n[i]),n.splice(i,1),this._recalculateBounds(),this._childCount--,"_zoom"in this||this.setIcon(t.options.iconCreateFunction(this._childCount)),!0;for(i=r.length-1;i>=0;i--){var s=r[i];if(s._bounds.contains(e._latlng)&&s._recursivelyRemoveLayer(e))return this._childCount--,"_zoom"in this||this.setIcon(t.options.iconCreateFunction(this._childCount)),s._childCount===1&&(s._icon&&(L.FeatureGroup.prototype.removeLayer.call(t,s),L.FeatureGroup.prototype.addLayer.call(t,s._markers[0])),n.push(s._markers[0]),r.splice(i,1)),this._recalculateBounds(),this._icon&&this._childCount>1&&this.setIcon(t.options.iconCreateFunction(this._childCount)),!0}return!1},_recursivelyAnimateChildrenIn:function(e,t,n){this._recursively(e,0,n-1,function(e){var n=e._markers,r,i;for(r=n.length-1;r>=0;r--)i=n[r],i._icon&&(i._setPos(t),i.setOpacity(0))},function(e){var n=e._childClusters,r,i;for(r=n.length-1;r>=0;r--)i=n[r],i._icon&&(i._setPos(t),i.setOpacity(0))})},_recursivelyAnimateChildrenInAndAddSelfToMap:function(e,t,n){this._recursively(e,t,0,function(t){t._recursivelyAnimateChildrenIn(e,t._group._map.latLngToLayerPoint(t.getLatLng()).round(),n),t._isSingleParent()&&n===1?(t.setOpacity(1),t._recursivelyRemoveChildrenFromMap(e,n-1)):t.setOpacity(0),t._addToMap()})},_recursivelyBecomeVisible:function(e,t){this._recursively(e,0,t,null,function(e){e.setOpacity(1)})},_recursivelyAddChildrenToMap:function(e,t,n){this._recursively(n,0,t,function(t,r){if(r===0)return;for(var i=t._markers.length-1;i>=0;i--){var s=t._markers[i];if(!n.contains(s._latlng))continue;e&&(s._backupLatlng=s.getLatLng(),s.setLatLng(e),s.setOpacity(0)),L.FeatureGroup.prototype.addLayer.call(t._group,s)}},function(t){t._addToMap(e)})},_recursivelyRestoreChildPositions:function(e){for(var t=this._markers.length-1;t>=0;t--){var n=this._markers[t];n._backupLatlng&&(n.setLatLng(n._backupLatlng),delete n._backupLatlng)}if(e===1)for(var r=this._childClusters.length-1;r>=0;r--)this._childClusters[r]._restorePosition();else for(var i=this._childClusters.length-1;i>=0;i--)this._childClusters[i]._recursivelyRestoreChildPositions(e-1)},_restorePosition:function(){this._backupLatlng&&(this.setLatLng(this._backupLatlng),delete this._backupLatlng)},_recursivelyRemoveChildrenFromMap:function(e,t,n){var r,i;this._recursively(e,0,t,function(e){for(i=e._markers.length-1;i>=0;i--){r=e._markers[i];if(!n||!n.contains(r._latlng))L.FeatureGroup.prototype.removeLayer.call(e._group,r),r.setOpacity(1)}},function(e){for(i=e._childClusters.length-1;i>=0;i--){r=e._childClusters[i];if(!n||!n.contains(r._latlng))L.FeatureGroup.prototype.removeLayer.call(e._group,r),r.setOpacity(1)}})},_recursively:function(e,t,n,r,i){var s=this._childClusters,o,u;if(t>0)for(o=s.length-1;o>=0;o--)u=s[o],e.intersects(u._bounds)&&u._recursively(e,t-1,n,r,i);else{r&&r(this,n),n===0&&i&&i(this);if(n>0)for(o=s.length-1;o>=0;o--)u=s[o],e.intersects(u._bounds)&&u._recursively(e,t,n-1,r,i)}},_recalculateBounds:function(){var e=this._markers,t=this._childClusters,n;this._bounds=new L.LatLngBounds;for(n=e.length-1;n>=0;n--)this._bounds.extend(e[n].getLatLng());for(n=t.length-1;n>=0;n--)this._bounds.extend(t[n]._bounds);this.setLatLng(this._bounds.getCenter())},_isSingleParent:function(){return this._childClusters.length>0&&this._childClusters[0]._childCount===this._childCount}}),function(){L.QuickHull={getDistant:function(e,t){var n=t[1].lat-t[0].lat,r=t[0].lng-t[1].lng;return r*(e.lat-t[0].lat)+n*(e.lng-t[0].lng)},findMostDistantPointFromBaseLine:function(e,t){var n=0,r=null,i=[],s,o,u;for(s=t.length-1;s>=0;s--){o=t[s],u=this.getDistant(o,e);if(!(u>0))continue;i.push(o),u>n&&(n=u,r=o)}return{maxPoint:r,newPoints:i}},buildConvexHull:function(e,t){var n=[],r=this.findMostDistantPointFromBaseLine(e,t);return r.maxPoint?(n=n.concat(this.buildConvexHull([e[0],r.maxPoint],r.newPoints)),n=n.concat(this.buildConvexHull([r.maxPoint,e[1]],r.newPoints)),n):[e]},getConvexHull:function(e){var t=!1,n=!1,r=null,i=null,s;for(s=e.length-1;s>=0;s--){var o=e[s];if(t===!1||o.lat>t)r=o,t=o.lat;if(n===!1||o.lat<n)i=o,n=o.lat}var u=[].concat(this.buildConvexHull([i,r],e),this.buildConvexHull([r,i],e));return u}}}(),L.MarkerCluster.include({getConvexHull:function(){var e=this.getAllChildMarkers(),t=[],n=[],r,i,s;for(s=e.length-1;s>=0;s--)i=e[s].getLatLng(),t.push(i);r=L.QuickHull.getConvexHull(t);for(s=r.length-1;s>=0;s--)n.push(r[s][0]);return n}}),L.MarkerCluster.include({_2PI:Math.PI*2,_circleFootSeparation:25,_circleStartAngle:Math.PI/6,_spiralFootSeparation:28,_spiralLengthStart:11,_spiralLengthFactor:5,_circleSpiralSwitchover:9,spiderfy:function(){if(this._group._spiderfied===this)return;var e=this.getAllChildMarkers(),t=this._group,n=t._map,r=n.latLngToLayerPoint(this._latlng),i;this._group._unspiderfy(),this._group._spiderfied=this,e.length>=this._circleSpiralSwitchover?i=this._generatePointsSpiral(e.length,r):(r.y+=10,i=this._generatePointsCircle(e.length,r)),this._animationSpiderfy(e,i)},unspiderfy:function(){this._animationUnspiderfy(),this._group._spiderfied=null},_generatePointsCircle:function(e,t){var n=this._circleFootSeparation*(2+e),r=n/this._2PI,i=this._2PI/e,s=[],o,u;s.length=e;for(o=e-1;o>=0;o--)u=this._circleStartAngle+o*i,s[o]=new L.Point(t.x+r*Math.cos(u),t.y+r*Math.sin(u));return s},_generatePointsSpiral:function(e,t){var n=this._spiralLengthStart,r=0,i=[],s;i.length=e;for(s=e-1;s>=0;s--)r+=this._spiralFootSeparation/n+s*5e-4,i[s]=new L.Point(t.x+n*Math.cos(r),t.y+n*Math.sin(r)),n+=this._2PI*this._spiralLengthFactor/r;return i}}),L.MarkerCluster.include(L.DomUtil.TRANSITION?{_animationSpiderfy:function(e,t){var n=this,r=this._group,i=r._map,s,o,u;for(s=e.length-1;s>=0;s--)o=e[s],o._backupPosSpider=o._latlng,o.setLatLng(this._latlng),o.setZIndexOffset(1e6),o.setOpacity(0),L.FeatureGroup.prototype.addLayer.call(r,o);this._group._forceLayout(),r._animationStart();var a=L.Browser.svg?0:.3,f=L.Path.SVG_NS;for(s=e.length-1;s>=0;s--){o=e[s],o.setLatLng(i.layerPointToLatLng(t[s])),o.setOpacity(1),u=new L.Polyline([n._latlng,o._latlng],{weight:1.5,color:"#222",opacity:a}),i.addLayer(u),o._spiderLeg=u;if(!L.Browser.svg)continue;var l=u._path.getTotalLength();u._path.setAttribute("stroke-dasharray",l+","+l);var c=document.createElementNS(f,"animate");c.setAttribute("attributeName","stroke-dashoffset"),c.setAttribute("begin","indefinite"),c.setAttribute("from",l),c.setAttribute("to",0),c.setAttribute("dur",.25),u._path.appendChild(c),c.beginElement(),c=document.createElementNS(f,"animate"),c.setAttribute("attributeName","stroke-opacity"),c.setAttribute("attributeName","stroke-opacity"),c.setAttribute("begin","indefinite"),c.setAttribute("from",0),c.setAttribute("to",.5),c.setAttribute("dur",.25),u._path.appendChild(c),c.beginElement()}n.setOpacity(.3);if(L.Browser.svg){this._group._forceLayout();for(s=e.length-1;s>=0;s--)o=e[s]._spiderLeg,o.options.opacity=.5,o._path.setAttribute("stroke-opacity",.5)}setTimeout(function(){r._animationEnd()},250)},_animationUnspiderfy:function(){var e=this._group,t=e._map,n=this.getAllChildMarkers(),r=L.Browser.svg,i,s,o;e._animationStart(),this.setOpacity(1);for(s=n.length-1;s>=0;s--)i=n[s],i.setLatLng(this._latlng),i.setOpacity(0),r&&(o=i._spiderLeg._path.childNodes[0],o.setAttribute("to",o.getAttribute("from")),o.setAttribute("from",0),o.beginElement(),o=i._spiderLeg._path.childNodes[1],o.setAttribute("from",.5),o.setAttribute("to",0),o.setAttribute("stroke-opacity",0),o.beginElement(),i._spiderLeg._path.setAttribute("stroke-opacity",0));setTimeout(function(){for(s=n.length-1;s>=0;s--)i=n[s],i.setLatLng(i._backupPosSpider),delete i._backupPosSpider,i.setZIndexOffset(0),L.FeatureGroup.prototype.removeLayer.call(e,i),t.removeLayer(i._spiderLeg),delete i._spiderLeg},250)}}:{_animationSpiderfy:function(e,t){var n=this._group,r=n._map,i,s,o;for(i=e.length-1;i>=0;i--)s=e[i],s._backupPosSpider=s._latlng,s.setLatLng(r.layerPointToLatLng(t[i])),s.setZIndexOffset(1e6),L.FeatureGroup.prototype.addLayer.call(n,s),o=new L.Polyline([this._latlng,s._latlng],{weight:1.5,color:"#222"}),r.addLayer(o),s._spiderLeg=o;this.setOpacity(.3)},_animationUnspiderfy:function(){var e=this._group,t=e._map,n=this.getAllChildMarkers(),r,i;this.setOpacity(1);for(i=n.length-1;i>=0;i--)r=n[i],r.setLatLng(r._backupPosSpider),delete r._backupPosSpider,r.setZIndexOffset(0),L.FeatureGroup.prototype.removeLayer.call(e,r),t.removeLayer(r._spiderLeg),delete r._spiderLeg}}),L.MarkerClusterGroup.include({_spiderfied:null,_spiderfierOnAdd:function(){this._map.on("click zoomstart",this._unspiderfy,this),L.Browser.svg&&this._map._initPathRoot()},_unspiderfy:function(){this._spiderfied&&this._spiderfied.unspiderfy()}})})(this);
\ No newline at end of file
diff --git a/src/MarkerCluster.js b/src/MarkerCluster.js
index fd96dade0..d4b5539bf 100644
--- a/src/MarkerCluster.js
+++ b/src/MarkerCluster.js
@@ -120,7 +120,7 @@ L.MarkerCluster = L.Marker.extend({
 					zoom++;
 					newResult = this._group._clusterOne([result._markers[0]], layer, zoom + 1);
 
-					if (newResult == null) {
+					if (newResult === null) {
 						break;
 					}
 					newResult._baseInit();
@@ -128,7 +128,7 @@ L.MarkerCluster = L.Marker.extend({
 					result._childClusters.push(newResult);
 					result = newResult;
 
-					if (zoom == wantedZoom) {
+					if (zoom === wantedZoom) {
 						finalResult = result;
 					}
 				}