minor tweaks

examples/network/34_circular_images.html

@@ -76,15 +76,10 @@
       };
       var options = {
         nodes: {
-		  shape: 'circle',
           borderWidth:4,
 	      color: {
             border: '#222222',
-            background: '#ffffff',
-            highlight: {
-              border: '#428eff',
-              background: '#ffffff'
-            }
+            background: '#666666'
           },
           fontColor:'#eeeeee'
         },

lib/network/Node.js

@@ -628,15 +628,16 @@ Node.prototype._resizeCircularImage = function (ctx) {
       this.growthIndicator = this.options.radius- 0.5*diameter;
       this._swapToImageResizeWhenImageLoaded = true;
     }
-  } else {
-    if (this._swapToImageResizeWhenImageLoaded){
+  }
+  else {
+    if (this._swapToImageResizeWhenImageLoaded) {
       this.width = 0;
       this.height = 0;
-      delete this._swapToImageResizeWhenImageLoaded
+      delete this._swapToImageResizeWhenImageLoaded;
     }
-      
     this._resizeImage(ctx);
   }
+
 };
 
 Node.prototype._drawCircularImage = function (ctx) {