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[dygraphs.git] / src / dygraph.js

diff --git a/src/dygraph.js b/src/dygraph.js
index 62c482d..41e5cc1 100644 (file)
--- a/src/dygraph.js
+++ b/src/dygraph.js
@@ -1774,7 +1774,7 @@ Dygraph.prototype.updateSelection_ = function(opt_animFraction) {
   if (this.getOption('highlightSeriesOpts')) {
     ctx.clearRect(0, 0, this.width_, this.height_);
     var alpha = 1.0 - this.getNumericOption('highlightSeriesBackgroundAlpha');
-    var backgroundColor = Dygraph.toRGB_(this.getOption('highlightSeriesBackgroundColor'));
+    var backgroundColor = utils.toRGB_(this.getOption('highlightSeriesBackgroundColor'));
 
     if (alpha) {
       // Activating background fade includes an animation effect for a gradual
@@ -1815,7 +1815,7 @@ Dygraph.prototype.updateSelection_ = function(opt_animFraction) {
     ctx.save();
     for (i = 0; i < this.selPoints_.length; i++) {
       var pt = this.selPoints_[i];
-      if (!utils.isOK(pt.canvasy)) continue;
+      if (isNaN(pt.canvasy)) continue;
 
       var circleSize = this.getNumericOption('highlightCircleSize', pt.name);
       var callback = this.getFunctionOption("drawHighlightPointCallback", pt.name);