diff --git a/docs/documentation/types/bar.rst b/docs/documentation/types/bar.rst
index 8d8a298..b83141a 100644
--- a/docs/documentation/types/bar.rst
+++ b/docs/documentation/types/bar.rst
@@ -8,13 +8,13 @@ Basic simple bar graph:
 
 .. pygal-code::
 
-  line_chart = pygal.Bar()
-  line_chart.title = 'Browser usage evolution (in %)'
-  line_chart.x_labels = map(str, range(2002, 2013))
-  line_chart.add('Firefox', [None, None, 0, 16.6,   25,   31, 36.4, 45.5, 46.3, 42.8, 37.1])
-  line_chart.add('Chrome',  [None, None, None, None, None, None,    0,  3.9, 10.8, 23.8, 35.3])
-  line_chart.add('IE',      [85.8, 84.6, 84.7, 74.5,   66, 58.6, 54.7, 44.8, 36.2, 26.6, 20.1])
-  line_chart.add('Others',  [14.2, 15.4, 15.3,  8.9,    9, 10.4,  8.9,  5.8,  6.7,  6.8,  7.5])
+  bar_chart = pygal.Bar()
+  bar_chart.title = 'Browser usage evolution (in %)'
+  bar_chart.x_labels = map(str, range(2002, 2013))
+  bar_chart.add('Firefox', [None, None, 0, 16.6,   25,   31, 36.4, 45.5, 46.3, 42.8, 37.1])
+  bar_chart.add('Chrome',  [None, None, None, None, None, None,    0,  3.9, 10.8, 23.8, 35.3])
+  bar_chart.add('IE',      [85.8, 84.6, 84.7, 74.5,   66, 58.6, 54.7, 44.8, 36.2, 26.6, 20.1])
+  bar_chart.add('Others',  [14.2, 15.4, 15.3,  8.9,    9, 10.4,  8.9,  5.8,  6.7,  6.8,  7.5])
 
 
 Stacked
@@ -24,13 +24,13 @@ Same graph but with stacked values:
 
 .. pygal-code::
 
-  line_chart = pygal.StackedBar()
-  line_chart.title = 'Browser usage evolution (in %)'
-  line_chart.x_labels = map(str, range(2002, 2013))
-  line_chart.add('Firefox', [None, None, 0, 16.6,   25,   31, 36.4, 45.5, 46.3, 42.8, 37.1])
-  line_chart.add('Chrome',  [None, None, None, None, None, None,    0,  3.9, 10.8, 23.8, 35.3])
-  line_chart.add('IE',      [85.8, 84.6, 84.7, 74.5,   66, 58.6, 54.7, 44.8, 36.2, 26.6, 20.1])
-  line_chart.add('Others',  [14.2, 15.4, 15.3,  8.9,    9, 10.4,  8.9,  5.8,  6.7,  6.8,  7.5])
+  bar_chart = pygal.StackedBar()
+  bar_chart.title = 'Browser usage evolution (in %)'
+  bar_chart.x_labels = map(str, range(2002, 2013))
+  bar_chart.add('Firefox', [None, None, 0, 16.6,   25,   31, 36.4, 45.5, 46.3, 42.8, 37.1])
+  bar_chart.add('Chrome',  [None, None, None, None, None, None,    0,  3.9, 10.8, 23.8, 35.3])
+  bar_chart.add('IE',      [85.8, 84.6, 84.7, 74.5,   66, 58.6, 54.7, 44.8, 36.2, 26.6, 20.1])
+  bar_chart.add('Others',  [14.2, 15.4, 15.3,  8.9,    9, 10.4,  8.9,  5.8,  6.7,  6.8,  7.5])
 
 
 Horizontal
@@ -40,10 +40,10 @@ Horizontal bar diagram:
 
 .. pygal-code::
 
-  line_chart = pygal.HorizontalBar()
-  line_chart.title = 'Browser usage in February 2012 (in %)'
-  line_chart.add('IE', 19.5)
-  line_chart.add('Firefox', 36.6)
-  line_chart.add('Chrome', 36.3)
-  line_chart.add('Safari', 4.5)
-  line_chart.add('Opera', 2.3)
+  bar_chart = pygal.HorizontalBar()
+  bar_chart.title = 'Browser usage in February 2012 (in %)'
+  bar_chart.add('IE', 19.5)
+  bar_chart.add('Firefox', 36.6)
+  bar_chart.add('Chrome', 36.3)
+  bar_chart.add('Safari', 4.5)
+  bar_chart.add('Opera', 2.3)