diff --git a/demo/simple_test.py b/demo/simple_test.py
index e6e522a..8b8c8a2 100755
--- a/demo/simple_test.py
+++ b/demo/simple_test.py
@@ -29,6 +29,7 @@ bar.add('test1', rng)
 bar.add('test2', map(abs, rng))
 bar.x_labels = map(str, rng)
 bar.title = "Bar test"
+bar.fill = True
 with open('out-bar.svg', 'w') as f:
     f.write(bar.render())
 
@@ -71,8 +72,8 @@ hstackedbar.add('--->', rng3)
 with open('out-horizontalstackedbar.svg', 'w') as f:
     f.write(hstackedbar.render())
 
-line = Line(Config(y_scale=.0005, fill=True, style=NeonStyle,
-                   interpolate='univariate', show_dots=False))
+line = Line(Config(y_scale=.0005, style=NeonStyle,
+                   interpolate='univariate'))
 rng = range(-30, 31, 10)
 line.add('test1', [cos(x / 10.) for x in rng])
 line.add('test2', [sin(x / 10.) for x in rng])
diff --git a/pygal/css/graph.css b/pygal/css/graph.css
index 06fbac5..64d0a23 100644
--- a/pygal/css/graph.css
+++ b/pygal/css/graph.css
@@ -91,7 +91,10 @@ svg * {
   opacity: 0;
 }
 
-.axis.y .guides:hover .guide.line, .Line .axis.x .guides:hover .guide.line, .XY .axis.x .guides:hover .guide.line {
+.axis.y .guides:hover .guide.line,
+.Line .axis.x .guides:hover .guide.line,
+.StackedLine .axis.x .guides:hover .guide.line,
+.XY .axis.x .guides:hover .guide.line {
   stroke: {{ style.foreground_light }};
   opacity: 1;
 }
@@ -101,14 +104,19 @@ svg * {
   opacity: 1;
 }
 
-.series .dots .dot circle {
+.dot circle {
   stroke-width: 1px;
+  fill-opacity: 1;
 }
 
-.series .dots .dot:hover circle {
+.dot circle.active {
   stroke-width: 5px;
 }
 
+.nofill {
+  fill: none;
+}
+
 .reactive {
   fill-opacity: {{ style.opacity }};
 }
@@ -130,11 +138,5 @@ svg * {
   opacity: 1;
 }
 
-/* .series .line { */
-/*   fill-opacity: {{ fill_opacity }}; */
-/* } */
-
-
-
 
 {{ style.colors }}
diff --git a/pygal/graph/bar.py b/pygal/graph/bar.py
index 22871ea..9c41eb9 100644
--- a/pygal/graph/bar.py
+++ b/pygal/graph/bar.py
@@ -81,7 +81,7 @@ class Bar(Graph):
             else:
                 y += height / 2 + .3 * self.values_font_size
             self.svg.transposable_node(
-                bar, 'text',
+                serie_node['overlay'], 'text',
                 x=x + bar_inner_width / 2,
                 y=y - shift,
                 id="reactive-%s" % tag,
diff --git a/pygal/graph/line.py b/pygal/graph/line.py
index 0469db2..25019b6 100644
--- a/pygal/graph/line.py
+++ b/pygal/graph/line.py
@@ -65,7 +65,7 @@ class Line(Graph):
                 view_values = self._fill(view_values)
             self.svg.line(
                 serie_node['plot'], view_values,
-                class_='line reactive')
+                class_='line reactive' + (' nofill' if not self.fill else ''))
 
     def _compute(self):
         self._x_pos = [x / float(self._len - 1) for x in range(self._len)
diff --git a/pygal/js/graph.coffee b/pygal/js/graph.coffee
index 053c5fa..b8eba2f 100644
--- a/pygal/js/graph.coffee
+++ b/pygal/js/graph.coffee
@@ -23,17 +23,18 @@ deactivate = (elements...) ->
     for element in elements
         rm_class(element, 'active')
 
+Function.prototype.bind = (scope) ->
+    _fun = @
+    ->
+        _fun.apply(scope, arguments)
+
 reactive = (element) -> document.getElementById('re' + element.id)
 active = (element) -> document.getElementById(element.id.replace(/re/, ''))
 
 hover = (elts, over, out) ->
     for elt in elts
-        elt.addEventListener('mouseover',
-            ((elt) -> (-> over.call(elt)))(elt)
-        , false)
-        elt.addEventListener('mouseout',
-            ((elt) -> (-> out.call(elt)))(elt)
-        , false)
+        elt.addEventListener('mouseover', over.bind(elt) , false)
+        elt.addEventListener('mouseout', out.bind(elt) , false)
 
 @svg_load = ->
     hover _('.reactive-text'), (-> activate(@, active(@))), (-> deactivate(@, active(@)))
diff --git a/pygal/js/graph.js b/pygal/js/graph.js
index 97cca2e..1c75190 100644
--- a/pygal/js/graph.js
+++ b/pygal/js/graph.js
@@ -49,6 +49,14 @@
     return _results;
   };
 
+  Function.prototype.bind = function(scope) {
+    var _fun;
+    _fun = this;
+    return function() {
+      return _fun.apply(scope, arguments);
+    };
+  };
+
   reactive = function(element) {
     return document.getElementById('re' + element.id);
   };
@@ -62,16 +70,8 @@
     _results = [];
     for (_i = 0, _len = elts.length; _i < _len; _i++) {
       elt = elts[_i];
-      elt.addEventListener('mouseover', (function(elt) {
-        return function() {
-          return over.call(elt);
-        };
-      })(elt), false);
-      _results.push(elt.addEventListener('mouseout', (function(elt) {
-        return function() {
-          return out.call(elt);
-        };
-      })(elt), false));
+      elt.addEventListener('mouseover', over.bind(elt), false);
+      _results.push(elt.addEventListener('mouseout', out.bind(elt), false));
     }
     return _results;
   };
diff --git a/pygal/style.py b/pygal/style.py
index f33147d..5f804d2 100644
--- a/pygal/style.py
+++ b/pygal/style.py
@@ -26,7 +26,7 @@ class Style(object):
         foreground_light='#eee',
         foreground_dark='#555',
         opacity='.8',
-        opacity_hover='1',
+        opacity_hover='.3',
         transition='250ms',
         colors=(
                 '#ff5995', '#b6e354', '#feed6c', '#8cedff', '#9e6ffe',
diff --git a/pygal/svg.py b/pygal/svg.py
index 70c66e9..bc4171f 100644
--- a/pygal/svg.py
+++ b/pygal/svg.py
@@ -52,11 +52,7 @@ class Svg(object):
                 f.read(),
                 style=self.graph.style,
                 font_sizes=self.graph.font_sizes,
-                hidden='y' if self.graph._horizontal else 'x',
-                fill_opacity=self.graph.style.opacity
-                if self.graph.fill else .4,
-                fill_opacity_hover=self.graph.style.opacity_hover
-                if self.graph.fill else .6)
+                hidden='y' if self.graph._horizontal else 'x')
             style.text = templ.decode('utf-8')
 
     def add_script(self, js):