a bit more annotations cleanup

[dygraphs.git] / plugins / legend.js

diff --git a/plugins/legend.js b/plugins/legend.js
index 68a6762..5f7ac7e 100644 (file)
--- a/plugins/legend.js
+++ b/plugins/legend.js
@@ -150,6 +150,7 @@ legend.prototype.predraw = function(e) {
   if (!this.is_generated_div_) return;
 
   // TODO(danvk): only use real APIs for this.
+  e.dygraph.graphDiv.appendChild(this.legend_div_);
   var area = e.dygraph.plotter_.area;
   this.legend_div_.style.left = area.x + area.w - e.dygraph.getOption("labelsDivWidth") - 1 + "px";
   this.legend_div_.style.top = area.y + "px";
@@ -208,7 +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();