diff --git a/d3.parcoords.js b/d3.parcoords.js
index 8fe8659..347d036 100644
--- a/d3.parcoords.js
+++ b/d3.parcoords.js
@@ -159,7 +159,7 @@ function getset(obj,state,events)  {
 };
 
 function extend(target, source) {
-  for (key in source) {
+  for (var key in source) {
     target[key] = source[key];
   }
   return target;
@@ -457,7 +457,8 @@ pc.renderBrushed.queue = function() {
   } else {
     brushedQueue([]); // This is needed to clear the currently brushed items
   }
-};function compute_cluster_centroids(d) {
+};
+function compute_cluster_centroids(d) {
 
 	var clusterCentroids = d3.map();
 	var clusterCounts = d3.map();
@@ -1042,28 +1043,28 @@ pc.brushMode = function(mode) {
 // brush mode: 1D-Axes
 
 (function() {
-  var brushes = {};
+	var brushes = {};
 
-  function is_brushed(p) {
-    return !brushes[p].empty();
-  }
+	function is_brushed(p) {
+		return !brushes[p].empty();
+	}
 
   // data within extents
   function selected() {
     var actives = d3.keys(__.dimensions).filter(is_brushed),
         extents = actives.map(function(p) { return brushes[p].extent(); });
 
-    // We don't want to return the full data set when there are no axes brushed.
-    // Actually, when there are no axes brushed, by definition, no items are
-    // selected. So, let's avoid the filtering and just return false.
-    //if (actives.length === 0) return false;
+		// We don't want to return the full data set when there are no axes brushed.
+		// Actually, when there are no axes brushed, by definition, no items are
+		// selected. So, let's avoid the filtering and just return false.
+		//if (actives.length === 0) return false;
 
-    // Resolves broken examples for now. They expect to get the full dataset back from empty brushes
-    if (actives.length === 0) return __.data;
+		// Resolves broken examples for now. They expect to get the full dataset back from empty brushes
+		if (actives.length === 0) return __.data;
 
-    // test if within range
-    var within = {
-      "date": function(d,p,dimension) {
+		// test if within range
+		var within = {
+			"date": function(d,p,dimension) {
 	if (typeof __.dimensions[p].yscale.rangePoints === "function") { // if it is ordinal
           return extents[dimension][0] <= __.dimensions[p].yscale(d[p]) && __.dimensions[p].yscale(d[p]) <= extents[dimension][1]
         } else {
@@ -1135,7 +1136,10 @@ pc.brushMode = function(mode) {
 					brush.extent(extents[d]);
 
 					//redraw the brush
-					brush(brushSelections[d]);
+					brushSelections[d]
+						.transition()
+						.duration(0)
+						.call(brush);
 
 					//fire some events
 					brush.event(brushSelections[d]);
@@ -1144,6 +1148,8 @@ pc.brushMode = function(mode) {
 
 			//redraw the chart
 			pc.renderBrushed();
+
+			return pc;
 		}
   }
 
@@ -1157,60 +1163,78 @@ pc.brushMode = function(mode) {
 					d3.event.sourceEvent.stopPropagation();
 				}
 			})
-      .on("brush", function() {
-        brushUpdated(selected());
-      })
-      .on("brushend", function() {
-        events.brushend.call(pc, __.brushed);
-      });
-
-    brushes[axis] = brush;
-    return brush;
-  };
-  function brushReset(dimension) {
-    __.brushed = false;
-    if (g) {
-      g.selectAll('.brush')
-        .each(function(d) {
-          d3.select(this).call(
-            brushes[d].clear()
-          );
-        });
-      pc.renderBrushed();
-    }
-    return this;
-  };
-
-  function install() {
-    if (!g) pc.createAxes();
+			.on("brush", function() {
+				brushUpdated(selected());
+			})
+			.on("brushend", function() {
+				events.brushend.call(pc, __.brushed);
+			});
 
-    // Add and store a brush for each axis.
-    g.append("svg:g")
-      .attr("class", "brush")
-      .each(function(d) {
-        d3.select(this).call(brushFor(d));
-      })
-      .selectAll("rect")
-        .style("visibility", null)
-        .attr("x", -15)
-        .attr("width", 30);
+		brushes[axis] = brush;
+		return brush;
+	};
+
+	function brushReset(dimension) {
+		if (dimension===undefined) {
+			__.brushed = false;
+			if (g) {
+				g.selectAll('.brush')
+					.each(function(d) {
+						d3.select(this)
+							.transition()
+							.duration(0)
+							.call(brushes[d].clear());
+					});
+				pc.renderBrushed();
+			}
+		}
+		else {
+			if (g) {
+				g.selectAll('.brush')
+					.each(function(d) {
+						if (d!=dimension) return;
+						d3.select(this)
+							.transition()
+							.duration(0)
+							.call(brushes[d].clear());
+						brushes[d].event(d3.select(this));
+					});
+				pc.renderBrushed();
+			}
+		}
+		return this;
+	};
 
-    pc.brushExtents = brushExtents;
-    pc.brushReset = brushReset;
-    return pc;
-  };
+	function install() {
+		if (!g) pc.createAxes();
 
-  brush.modes["1D-axes"] = {
-    install: install,
-    uninstall: function() {
-      g.selectAll(".brush").remove();
-      brushes = {};
-      delete pc.brushExtents;
-      delete pc.brushReset;
-    },
-    selected: selected,
-    brushState: brushExtents
-  }
+		// Add and store a brush for each axis.
+		g.append("svg:g")
+			.attr("class", "brush")
+			.each(function(d) {
+				d3.select(this).call(brushFor(d));
+			})
+			.selectAll("rect")
+				.style("visibility", null)
+				.attr("x", -15)
+				.attr("width", 30);
+
+		pc.brushExtents = brushExtents;
+		pc.brushReset = brushReset;
+		return pc;
+	};
+
+	brush.modes["1D-axes"] = {
+		install: install,
+		uninstall: function() {
+			g.selectAll(".brush").remove();
+			brushes = {};
+			delete pc.brushExtents;
+			delete pc.brushReset;
+		},
+		selected: selected,
+		brushState: brushExtents
+	}
 })();
 // brush mode: 2D-strums
 // bl.ocks.org/syntagmatic/5441022
diff --git a/examples/setterForBrushes.html b/examples/setterForBrushes.html
index 0169ad1..7cb040a 100644
--- a/examples/setterForBrushes.html
+++ b/examples/setterForBrushes.html
@@ -9,7 +9,7 @@
 <p>Demonstrates a parallel coordinates plot a pre-set 1D-axes brush.</p>
 </body>
 <script>
-var parcoords = d3.parcoords({nullValueSeparator: "bottom"})("#example")
+var pc = d3.parcoords({nullValueSeparator: "bottom"})("#example")
   .data([
     [0,-0,0,0,0,1],
     [1,-1,1,2,1,1],
@@ -20,7 +20,15 @@
   .render()
   .shadows()
   .createAxes()
+  .reorderable()
   .brushMode("1D-axes")
-  .brushExtents({"0": [2,3]});
-  
+  .brushExtents({"2": [3,4]});
+
+pc.brushReset();
+pc.brushExtents({"3": [3,6]});
+
+pc.brushExtents({"2": [3,12]});
+
+
+
 </script>
diff --git a/src/brushes/1D.js b/src/brushes/1D.js
index ce6262a..5a1bafd 100644
--- a/src/brushes/1D.js
+++ b/src/brushes/1D.js
@@ -1,28 +1,28 @@
 // brush mode: 1D-Axes
 
 (function() {
-  var brushes = {};
+	var brushes = {};
 
-  function is_brushed(p) {
-    return !brushes[p].empty();
-  }
+	function is_brushed(p) {
+		return !brushes[p].empty();
+	}
 
   // data within extents
   function selected() {
     var actives = d3.keys(__.dimensions).filter(is_brushed),
         extents = actives.map(function(p) { return brushes[p].extent(); });
 
-    // We don't want to return the full data set when there are no axes brushed.
-    // Actually, when there are no axes brushed, by definition, no items are
-    // selected. So, let's avoid the filtering and just return false.
-    //if (actives.length === 0) return false;
+		// We don't want to return the full data set when there are no axes brushed.
+		// Actually, when there are no axes brushed, by definition, no items are
+		// selected. So, let's avoid the filtering and just return false.
+		//if (actives.length === 0) return false;
 
-    // Resolves broken examples for now. They expect to get the full dataset back from empty brushes
-    if (actives.length === 0) return __.data;
+		// Resolves broken examples for now. They expect to get the full dataset back from empty brushes
+		if (actives.length === 0) return __.data;
 
-    // test if within range
-    var within = {
-      "date": function(d,p,dimension) {
+		// test if within range
+		var within = {
+			"date": function(d,p,dimension) {
 	if (typeof __.dimensions[p].yscale.rangePoints === "function") { // if it is ordinal
           return extents[dimension][0] <= __.dimensions[p].yscale(d[p]) && __.dimensions[p].yscale(d[p]) <= extents[dimension][1]
         } else {
@@ -94,7 +94,10 @@
 					brush.extent(extents[d]);
 
 					//redraw the brush
-					brush(brushSelections[d]);
+					brushSelections[d]
+						.transition()
+						.duration(0)
+						.call(brush);
 
 					//fire some events
 					brush.event(brushSelections[d]);
@@ -103,6 +106,8 @@
 
 			//redraw the chart
 			pc.renderBrushed();
+
+			return pc;
 		}
   }
 
@@ -116,58 +121,76 @@
 					d3.event.sourceEvent.stopPropagation();
 				}
 			})
-      .on("brush", function() {
-        brushUpdated(selected());
-      })
-      .on("brushend", function() {
-        events.brushend.call(pc, __.brushed);
-      });
+			.on("brush", function() {
+				brushUpdated(selected());
+			})
+			.on("brushend", function() {
+				events.brushend.call(pc, __.brushed);
+			});
 
-    brushes[axis] = brush;
-    return brush;
-  };
-  function brushReset(dimension) {
-    __.brushed = false;
-    if (g) {
-      g.selectAll('.brush')
-        .each(function(d) {
-          d3.select(this).call(
-            brushes[d].clear()
-          );
-        });
-      pc.renderBrushed();
-    }
-    return this;
-  };
+		brushes[axis] = brush;
+		return brush;
+	};
+
+	function brushReset(dimension) {
+		if (dimension===undefined) {
+			__.brushed = false;
+			if (g) {
+				g.selectAll('.brush')
+					.each(function(d) {
+						d3.select(this)
+							.transition()
+							.duration(0)
+							.call(brushes[d].clear());
+					});
+				pc.renderBrushed();
+			}
+		}
+		else {
+			if (g) {
+				g.selectAll('.brush')
+					.each(function(d) {
+						if (d!=dimension) return;
+						d3.select(this)
+							.transition()
+							.duration(0)
+							.call(brushes[d].clear());
+						brushes[d].event(d3.select(this));
+					});
+				pc.renderBrushed();
+			}
+		}
+		return this;
+	};
 
-  function install() {
-    if (!g) pc.createAxes();
-
-    // Add and store a brush for each axis.
-    g.append("svg:g")
-      .attr("class", "brush")
-      .each(function(d) {
-        d3.select(this).call(brushFor(d));
-      })
-      .selectAll("rect")
-        .style("visibility", null)
-        .attr("x", -15)
-        .attr("width", 30);
-
-    pc.brushExtents = brushExtents;
-    pc.brushReset = brushReset;
-    return pc;
-  };
+	function install() {
+		if (!g) pc.createAxes();
 
-  brush.modes["1D-axes"] = {
-    install: install,
-    uninstall: function() {
-      g.selectAll(".brush").remove();
-      brushes = {};
-      delete pc.brushExtents;
-      delete pc.brushReset;
-    },
-    selected: selected,
-    brushState: brushExtents
-  }
+		// Add and store a brush for each axis.
+		g.append("svg:g")
+			.attr("class", "brush")
+			.each(function(d) {
+				d3.select(this).call(brushFor(d));
+			})
+			.selectAll("rect")
+				.style("visibility", null)
+				.attr("x", -15)
+				.attr("width", 30);
+
+		pc.brushExtents = brushExtents;
+		pc.brushReset = brushReset;
+		return pc;
+	};
+
+	brush.modes["1D-axes"] = {
+		install: install,
+		uninstall: function() {
+			g.selectAll(".brush").remove();
+			brushes = {};
+			delete pc.brushExtents;
+			delete pc.brushReset;
+		},
+		selected: selected,
+		brushState: brushExtents
+	}
 })();
diff --git a/src/events.js b/src/events.js
index 9558895..08bf533 100644
--- a/src/events.js
+++ b/src/events.js
@@ -95,7 +95,7 @@ function getset(obj,state,events)  {
 };
 
 function extend(target, source) {
-  for (key in source) {
+  for (var key in source) {
     target[key] = source[key];
   }
   return target;
diff --git a/src/render.js b/src/render.js
index 839acfe..726bc75 100644
--- a/src/render.js
+++ b/src/render.js
@@ -76,4 +76,4 @@ pc.renderBrushed.queue = function() {
   } else {
     brushedQueue([]); // This is needed to clear the currently brushed items
   }
-};
\ No newline at end of file
+};