diff --git a/productMods/js/visualization/mapofscience/CustomMarker.js b/productMods/js/visualization/mapofscience/CustomMarker.js
index fa411e6e..785c9217 100644
--- a/productMods/js/visualization/mapofscience/CustomMarker.js
+++ b/productMods/js/visualization/mapofscience/CustomMarker.js
@@ -1,8 +1,8 @@
 /* $This file is distributed under the terms of the license in /doc/license.txt$ */
-var ScinodePolygon = Polygon.extend({
+var ScinodePolygon = CirclePolygon.extend({
 	init: function(options) {
-		options.polygon = createGoogleCirclePolygon(options);
 		this._super(options);
+		this.hide();
 	},
 	setValue: function(value) {
 		this.options.value = value;
@@ -11,11 +11,11 @@ var ScinodePolygon = Polygon.extend({
 		return this.options.value;
 	},
 	setSize: function(size) {
-		this.polygon.setRadius(size);
+		this.setRadius(size);
 		this.setZIndex(-size);
 	},
 	focus: function() {
-		this.setOptions({strokeWeight: 2.0});
+		this.setOptions({strokeWeight: 3.0});
 	},
 	unfocus: function() {
 		this.setOptions({strokeWeight: 1.0});
@@ -23,6 +23,7 @@ var ScinodePolygon = Polygon.extend({
 	registerEvents : function() {
 		var me = this;
 		var polygon = me.polygon;
+		this._super();
 		this.registerEvent(addClickListener(polygon, function() {
 			INFO_WINDOW.setPosition(this.center);
 			var content = '<div style="font-size: 80%; padding: 5px; text-align: left;"><b>' + this.label +'</b><br />' + this.value + ' publications </div>';
diff --git a/productMods/js/visualization/mapofscience/GMapAPI.js b/productMods/js/visualization/mapofscience/GMapAPI.js
index 98b23b5a..d81cf1df 100644
--- a/productMods/js/visualization/mapofscience/GMapAPI.js
+++ b/productMods/js/visualization/mapofscience/GMapAPI.js
@@ -25,6 +25,10 @@ function createGoogleCirclePolygon(options) {
 	return new GMAPS.Circle(options);
 }
 
+function createGooglePolygon(options) {
+	return new GMAPS.Polygon(options);
+}
+
 function createGoogleMarker(options) {
 	return new GMAPS.Marker(options);
 }
@@ -36,6 +40,10 @@ function createInfoWindow(content, maxWidth) {
 		});
 }
 
+function addMapProjectionChangedListener(map, actionFunction) {
+	return GEVENT.addListener(map, 'projection_changed', actionFunction);
+}
+
 function addMouseOverListener(marker, actionFunction) {
 	return GEVENT.addListener(marker, 'mouseover', actionFunction);
 }
diff --git a/productMods/js/visualization/mapofscience/Polygon.js b/productMods/js/visualization/mapofscience/Polygon.js
index d0c84e52..269e595c 100644
--- a/productMods/js/visualization/mapofscience/Polygon.js
+++ b/productMods/js/visualization/mapofscience/Polygon.js
@@ -7,9 +7,8 @@ var Polygon = Class.extend({
 		if (options.polygon) {
 			this.polygon = options.polygon;
 		} else {
-			this.polygon = createGoogleCirclePolygon(options);
+			this.polygon = createGooglePolygon(options);
 		}
-		this.hide();
 		this.registerEvents();
 	},
 	options : {
@@ -64,4 +63,77 @@ var Polygon = Class.extend({
 		});
 		this.handlers = null;
 	}
-});
\ No newline at end of file
+});
+
+var RADIAN_PER_DEGREE = Math.PI / 180;
+
+function degreeToRadians(degree) {
+	return degree * RADIAN_PER_DEGREE;
+}
+
+var CirclePolygon = Polygon.extend({
+	init : function(options) {
+		this.options = $.extend({}, this.options, options);
+		this._super(this.options);
+	},
+	options : {
+		radius: 0.0,
+		center: null
+	},
+	addToMap: function() {
+		if (!this.isPointsCreated()) {
+			this.initCirclePoints();
+		}
+		this._super();
+	},
+	show: function() {
+		if (!this.isPointsCreated()) {
+			this.initCirclePoints();
+		}
+		
+		console.log(this.polygon.getPaths().getLength());
+		this._super();
+	},
+	isPointsCreated: function() {
+		return (this.polygon.getPath().getLength() > 1);
+	},
+	initCirclePoints: function() {
+		this.clearCirclePoints();
+		this.createCirclePoints();
+	},
+	createCirclePoints: function() {
+		var me = this;
+		var map = me.options.map;
+		var latLngArray = new google.maps.MVCArray(); // Circle's LatLngs
+		//console.log(map.getProjection());
+		if (map && map.getProjection()) {
+			var projection = map.getProjection();
+			var centerPoint = projection.fromLatLngToPoint(me.options.center);
+			var radius = me.options.radius;
+	
+			// Create polygon points (extra point to close polygon)
+			for (var degree = 0; degree < 360; degree++) {
+				var radian = degreeToRadians(degree);
+				var x = centerPoint.x + (radius * Math.sin(radian));
+				var y = centerPoint.y + (radius * Math.cos(radian));
+				var point = new google.maps.Point(parseFloat(x), parseFloat(y));
+				latLngArray.push(projection.fromPointToLatLng(point));
+			}
+		}
+		me.polygon.setPath(latLngArray);
+	},
+	clearCirclePoints: function() {
+		this.polygon.getPath().clear();
+	},
+	setRadius: function(radius) {
+		this.polygon.radius = radius;
+		this.options.radius = radius;
+		this.initCirclePoints();
+	},
+	registerEvents: function() {
+		var me = this;
+		this.registerEvent(addMapProjectionChangedListener(me.options.map, function() {
+			me.initCirclePoints(); 
+		}));
+	}
+});
diff --git a/productMods/js/visualization/mapofscience/SizeCoding.js b/productMods/js/visualization/mapofscience/SizeCoding.js
index 83f79044..e8e1406f 100644
--- a/productMods/js/visualization/mapofscience/SizeCoding.js
+++ b/productMods/js/visualization/mapofscience/SizeCoding.js
@@ -56,8 +56,8 @@ var CircleSizeCoder = Class.extend({
 		this.options = $.extend({}, this.options, options);
 	},
 	options: {
-		minRadius: 100000.0,
-		maxRadius: 2500000.0,//2500000.0,
+		minRadius: 0.8,
+		maxRadius: 100.0,//100.0,
 		scaler: new Scaler({})
 	},
 	getSize: function(value) {