jlivni · September 17, 2013 23:31 · Sep 17, 2013
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -0,0 +1,23 @@
+function highlightCorrelations(currentMarker){
+  // first make all the airports small
+  $.each(airports, function(id, marker) {
+    marker.setIcon(getIcon(2, 'black'));
+  });
+  // for each airport correlated to the selected airport, set it's icon to red 
+  $.each(currentMarker.correlations, function(i, correlation) {
+    var marker = airports[correlation[0]];
+    marker.setIcon(getIcon(correlation[1], 'red')); //getIcon returns a circle symbol
+  });
+}
+
+
+function getIcon(scale, color) {
+  return {
+    path: google.maps.SymbolPath.CIRCLE,
+    fillColor: color || 'black',
+    fillOpacity: .6,
+    strokeColor: 'white',
+    strokeWeight: .5,
+    scale: scale * Math.pow(1.4, map.getZoom()) // Bigger circles as you zoom in
+  };
+}