X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=plugins%2Flegend.js;h=5f7ac7e9a04c8e30f99dce092043f1e54906b686;hb=796ccbc0ad1e0e50dbd75e9eb0e109c19efd9524;hp=d63f080b6d64a19c48316e02c93395e5007129e4;hpb=0673f7c46a068308743a73c2cc92876108c8336b;p=dygraphs.git

diff --git a/plugins/legend.js b/plugins/legend.js
index d63f080..5f7ac7e 100644
--- a/plugins/legend.js
+++ b/plugins/legend.js
@@ -1,3 +1,9 @@
+/**
+ * @license
+ * Copyright 2012 Dan Vanderkam (danvdk@gmail.com)
+ * MIT-licensed (http://opensource.org/licenses/MIT)
+ */
+
 Dygraph.Plugins.Legend = (function() {
 
 /*
@@ -203,7 +209,10 @@ var generateLegendHTML = function(g, x, sel_points, oneEmWidth) {
   // TODO(danvk): remove this use of a private API
   var xOptView = g.optionsViewForAxis_('x');
   var xvf = xOptView('valueFormatter');
-  html = xvf(x, xOptView, labels[0], g) + ":";
+  html = xvf(x, xOptView, labels[0], g);
+  if(html !== '') {
+  	html += ':';
+  }
 
   var yOptViews = [];
   var num_axes = g.numAxes();