diff --git a/src/core/chart.coffee b/src/core/chart.coffee
index 64edecd..e4d7d69 100644
--- a/src/core/chart.coffee
+++ b/src/core/chart.coffee
@@ -65,13 +65,6 @@ class Epoch.Chart.Base extends Epoch.Events
       @width = defaults.width unless @width?
       @height = defaults.height unless @height?
 
-  # Determines if the chart is currently visible in a document.
-  # @return [Boolean] True if the chart is visible, false otherwise.
-  isVisible: ->
-    return true
-    #return false unless @el?
-    #@el.is('*:visible')
-
   # Set the initial data for the chart.
   # @param data Data to initially set for the given chart. The data format can vary
   #   from chart to chart. The base class assumes that the data provided will be an
diff --git a/src/time/area.coffee b/src/time/area.coffee
index b23c925..981e260 100644
--- a/src/time/area.coffee
+++ b/src/time/area.coffee
@@ -69,7 +69,6 @@ class Epoch.Time.Area extends Epoch.Time.Stack
 
   # Draws the area chart.
   draw: (delta=0) ->
-    return unless @isVisible()
     @clear()
     @_drawAreas(delta)
     @_drawStrokes(delta)
diff --git a/src/time/bar.coffee b/src/time/bar.coffee
index df4ee05..4745ae8 100644
--- a/src/time/bar.coffee
+++ b/src/time/bar.coffee
@@ -22,7 +22,6 @@ class Epoch.Time.Bar extends Epoch.Time.Stack
 
   # Draws the stacked bar chart.
   draw: (delta=0) ->
-    return unless @isVisible()
     @clear()
     [y, w] = [@y(), @w()]
 
diff --git a/src/time/gauge.coffee b/src/time/gauge.coffee
index 05a2bfa..3275cfd 100644
--- a/src/time/gauge.coffee
+++ b/src/time/gauge.coffee
@@ -103,8 +103,6 @@ class Epoch.Time.Gauge extends Epoch.Chart.Canvas
 
   # Draws the gauge.
   draw: ->
-    return unless @isVisible()
-
     [cx, cy, r] = [@centerX(), @centerY(), @radius()]
     [tickOffset, tickSize] = [@options.tickOffset, @options.tickSize]
 
diff --git a/src/time/heatmap.coffee b/src/time/heatmap.coffee
index 4366cc9..afff50c 100644
--- a/src/time/heatmap.coffee
+++ b/src/time/heatmap.coffee
@@ -205,7 +205,6 @@ class Epoch.Time.Heatmap extends Epoch.Time.Plot
 
   # Copies the paint canvas onto the display canvas, thus rendering the heatmap.
   draw: (delta=0) ->
-    return unless @isVisible()
     @clear()
     @ctx.drawImage @paint, delta, 0
     super()