diff --git a/jquery.sketchable.js b/jquery.sketchable.js
index 8e54d76..20d8f20 100644
--- a/jquery.sketchable.js
+++ b/jquery.sketchable.js
@@ -1,37 +1,34 @@
 /*!
  * jQuery sketchable | v1.8 | Luis A. Leiva | MIT license
- * This is a jQuery plugin for the jSketch drawing class.
+ * A jQuery plugin for the jSketch drawing library.
  */
 /**
  * @name $
- * @class 
- * See <a href="http://jquery.com/">the jQuery library</a> for full details.  
- * This just documents the method that is added to jQuery by this plugin.
+ * @class
+ * @ignore
+ * @description This just documents the method that is added to jQuery by this plugin.
+ * See <a href="http://jquery.com/">the jQuery library</a> for full details.
  */
 /**
  * @name $.fn
- * @class 
+ * @memberof $
+ * @description This just documents the method that is added to jQuery by this plugin.
  * See <a href="http://jquery.com/">the jQuery library</a> for full details.  
- * This just documents the method that is added to jQuery by this plugin.
  */
 ;(function($){
   // Custom namespace ID.
   var _ns = "sketchable";
   /** 
-   * Note: This is NOT a constructor actually, but a series of methods to be 
-   * called from the plugin.
-   * @name methods
-   * @class
-   * Plugin API.
+   * jQuery sketchable plugin API. 
+   * @namespace methods
    */
   var methods = {
     /** 
      * Initializes the selected jQuery objects.      
-     * @param {Object} opts plugin configuration (see defaults)
+     * @param {Object} opts plugin configuration (see defaults).
      * @return jQuery
-     * @name init
      * @ignore
-     * @methodOf methods
+     * @namespace methods.init
      * @example $(selector).sketchable();
      */
     init: function(opts) {
@@ -54,7 +51,6 @@
           }
         }
         var sketch = new jSketch(this, options.graphics);
-//        sketch.beginPath();
         // Flag drawing state on a per-canvas basis.
         sketch.isDrawing = false;
         // Reconfigure element data.
@@ -78,13 +74,12 @@
     },
     /** 
      * Gets/Sets drawing data strokes sequence.
-     * @param Array arr data strokes: multidimensional array of {x,y,time,status} tuples; status = 0 (pen down) or 1 (pen up)
+     * @param {Array} arr - Multidimensional array of [x,y,time,status] tuples; status = 0 (pen down) or 1 (pen up).
      * @return Strokes object on get, jQuery on set (with the new data attached)
-     * @name strokes
-     * @methodOf methods
+     * @namespace methods.strokes
      * @example
-     * $(selector).sketchable('strokes');
-     * $(selector).sketchable('strokes', [ [arr1], ..., [arrN] ]);
+     * $(selector).sketchable('strokes'); // Getter
+     * $(selector).sketchable('strokes', [ [arr1], ..., [arrN] ]); // Setter
      */
     strokes: function(arr) {
       if (arr) { // setter
@@ -99,12 +94,9 @@
     },
     /** 
      * Allows low-level manipulation of the sketchable canvas.
-     * @param Object callback function, invoked with 2 arguments:
-     *                * elem: jQuery element
-     *                * data: element data
+     * @param {Function} callback - Callback function, invoked with 2 arguments: elem (jQuery element) and data (jQuery element data).
      * @return jQuery
-     * @name handler
-     * @methodOf methods
+     * @namespace methods.handler
      * @example
      * $(selector).sketchable('handler', function(elem, data){
      *   // do something with elem or data
@@ -117,10 +109,11 @@
       });        
     },
     /** 
-     * Clears canvas (together with strokes data).
+     * Clears canvas (together with strokes data). 
+     * If you need to clear canvas only, just invoke <tt>data.sketch.clear()</tt> via <tt>$(selector).sketchable('handler')</tt>.
+     * @see methods.handler
      * @return jQuery
-     * @name clear
-     * @methodOf methods
+     * @namespace methods.clear
      * @example $(selector).sketchable('clear');
      */
     clear: function() {
@@ -136,10 +129,9 @@
     },
     /** 
      * Reinitializes a sketchable canvas with given opts.
-     * @param Object opts configuration options
+     * @param {Object} opts - Configuration options.
      * @return jQuery
-     * @name reset
-     * @methodOf methods
+     * @namespace methods.reset
      * @example 
      * $(selector).sketchable('reset');
      * $(selector).sketchable('reset', {interactive:false});
@@ -156,8 +148,7 @@
     /** 
      * Destroys sketchable canvas (together with strokes data and events).
      * @return jQuery
-     * @name destroy
-     * @methodOf methods     
+     * @namespace methods.destroy
      * @example $(selector).sketchable('destroy');     
      */
     destroy: function() {
@@ -181,13 +172,19 @@
   };
 
   /** 
-   * Creates a new jQuery.sketchable object.
-   * @param {String|Object} method name of the method to invoke, or a configuration object.
+   * Creates a <tt>jQuery.sketchable</tt> instance.
+   * This is a jQuery plugin for the <tt>jSketch</tt> drawing class.
+   * @param {String|Object} method - Method to invoke, or a configuration object.
    * @return jQuery
    * @class
+   * @version 1.8
+   * @date 9 Jul 2014
+   * @author Luis A. Leiva
+   * @license MIT license 
    * @example
    * $(selector).sketchable();
    * $(selector).sketchable({interactive:false});
+   * @see methods
    */
   $.fn.sketchable = function(method) {
     // These "magic" keywords return internal plugin methods,
@@ -205,23 +202,23 @@
   };
   
   /** 
-   * Default configuration (publicly modifiable).
-   * Note that mouse[···] callbacks are triggered only if interactive is set to true.
+   * Default configuration.
+   * Note that mouse* callbacks are triggered only if <tt>interactive</tt> is set to <tt>true</tt>.
    * @name defaults
    * @default
-   * @memberOf $.fn.sketchable
+   * @memberof $.fn.sketchable
    * @example
    * $(selector).sketchable({
    *   interactive: true,
    *   mouseupMovements: false,
    *   relTimestamps: false,
    *   events: {
-   *     init: function(elem, data){}, 
-   *     clear: function(elem, data){}, 
-   *     destroy: function(elem, data){}, 
-   *     mousedown: function(elem, data, evt){}, 
-   *     mousemove: function(elem, data, evt){}, 
-   *     mouseup: function(elem, data, evt){}, 
+   *     init: function(elem, data){ }, 
+   *     clear: function(elem, data){ }, 
+   *     destroy: function(elem, data){ }, 
+   *     mousedown: function(elem, data, evt){ }, 
+   *     mousemove: function(elem, data, evt){ }, 
+   *     mouseup: function(elem, data, evt){ }, 
    *   },
    *   graphics: {
    *     firstPointSize: 3,    
@@ -242,16 +239,15 @@
     mouseupMovements: false,
     // Inidicate whether timestamps should be relative (start at time 0) or absolute (start at Unix epoch).
     relTimestamps: false,
-    // Callback Event
+    // Event callbacks.
     events: {
-      // init: function(elem, data){}, 
-      // clear: function(elem, data){}, 
-      // destroy: function(elem, data){}, 
-      // mousedown: function(elem, data, evt){}, 
-      // mousemove: function(elem, data, evt){}, 
-      // mouseup: function(elem, data, evt){}, 
+      // init: function(elem, data){ }, 
+      // clear: function(elem, data){ }, 
+      // destroy: function(elem, data){ }, 
+      // mousedown: function(elem, data, evt){ }, 
+      // mousemove: function(elem, data, evt){ }, 
+      // mouseup: function(elem, data, evt){ }, 
     },
-    // TODO: add more jSketch config options
     graphics: {
       firstPointSize: 3,
       lineWidth: 3,
@@ -264,7 +260,9 @@
   };
 
 
-
+  /**
+   * @private
+   */
   function getMousePos(e) {
     var elem = $(e.target), pos = elem.offset();
     return {
@@ -273,6 +271,9 @@
     }
   };
 
+  /**
+   * @private
+   */
   function saveMousePos(idx, data, pt) {
     var time = (new Date).getTime();
     if (data.options.relTimestamps) {
@@ -283,7 +284,10 @@
     }
     data.coords[idx].push([ pt.x, pt.y, time, +data.sketch.isDrawing ]);
   };
-  
+
+  /**
+   * @private
+   */
   function mousemoveHandler(e, idx) {
     if (typeof idx === 'undefined') idx = 0;
     
@@ -302,7 +306,10 @@
       options.events.mousemove(elem, data, e);
     }
   };
-            
+
+  /**
+   * @private
+   */
   function mousedownHandler(e, idx) {
     if (typeof idx === 'undefined') idx = 0;
     
@@ -328,7 +335,10 @@
       options.events.mousedown(elem, data, e);
     }
   };
-  
+
+  /**
+   * @private
+   */
   function mouseupHandler(e, idx) {
     if (typeof idx === 'undefined') idx = 0;
     
@@ -340,30 +350,33 @@
       options.events.mouseup(elem, data, e);
     }
   };
-  
+
+  /**
+   * @private
+   */
   function touchHandler(e) {
     e.preventDefault();
     var elem = $(e.target);
-    var touch = e.originalEvent.changedTouches;
+    var touches = e.originalEvent.changedTouches;
     // Remove (emulated) mouse events on mobile devices.
     switch (e.type) {
       case "touchstart": 
         elem.unbind(e.type, mousedownHandler);
-        for (var i = 0, t = touch[i]; i < touch.length; i++) {
+        for (var i = 0, t = touches[i]; i < touches.length; i++) {
           for (var o in e) t[o] = e[o];
           mousedownHandler(t, t.identifier);
         }
         break;
       case "touchmove":
         elem.unbind(e.type, mousemoveHandler);
-        for (var i = 0, t = touch[i]; i < touch.length; i++) {
+        for (var i = 0, t = touches[i]; i < touches.length; i++) {
           for (var o in e) t[o] = e[o];
           mousemoveHandler(t, t.identifier);
         }
         break;
       case "touchend":
         elem.unbind(e.type, mouseupHandler);
-        for (var i = 0, t = touch[i]; i < touch.length; i++) {
+        for (var i = 0, t = touches[i]; i < touches.length; i++) {
           for (var o in e) t[o] = e[o];
           mouseupHandler(t, t.identifier);
         }
diff --git a/jquery.sketchable.min.js b/jquery.sketchable.min.js
index dabac4f..085cb74 100644
--- a/jquery.sketchable.min.js
+++ b/jquery.sketchable.min.js
@@ -1,5 +1,5 @@
 /*!
  * jQuery sketchable | v1.8 | Luis A. Leiva | MIT license
- * This is a jQuery plugin for the jSketch drawing class.
+ * A jQuery plugin for the jSketch drawing library.
  */
-(function(g){var e="sketchable";var b={init:function(k){var j=g.extend(true,{},g.fn.sketchable.defaults,k||{});return this.each(function(){var l=g(this),m=l.data(e);if(!m){if(j.interactive){l.bind("mousedown",h);l.bind("mouseup",i);l.bind("mousemove",f);l.bind("touchstart",d);l.bind("touchend",d);l.bind("touchmove",d);this.onselectstart=function(){return false}}}var n=new jSketch(this,j.graphics);n.isDrawing=false;l.data(e,{strokes:[],coords:{},timestamp:new Date().getTime(),sketch:n,options:j});if(typeof j.events.init==="function"){j.events.init(l,l.data(e))}})},strokes:function(j){if(j){return this.each(function(){var l=g(this),m=l.data(e);m.strokes=j})}else{var k=g(this).data(e);return k.strokes}},handler:function(j){return this.each(function(){var k=g(this),l=k.data(e);j(k,l)})},clear:function(){return this.each(function(){var k=g(this),l=k.data(e),j=l.options;l.sketch.clear();l.strokes=[];l.coords={};if(typeof j.events.clear==="function"){j.events.clear(k,l)}})},reset:function(j){return this.each(function(){var l=g(this),m=l.data(e),k=m.options;l.sketchable("destroy").sketchable(j);if(typeof k.events.reset==="function"){k.events.reset(l,m)}})},destroy:function(){return this.each(function(){var k=g(this),l=k.data(e),j=l.options;if(j.interactive){k.unbind("mousedown",h);k.unbind("mouseup",i);k.unbind("mousemove",f);k.unbind("touchstart",d);k.unbind("touchend",d);k.unbind("touchmove",d)}k.removeData(e);if(typeof j.events.destroy==="function"){j.events.destroy(k,l)}})}};g.fn.sketchable=function(j){if("methods functions hooks".split(" ").indexOf(j)>-1){return b}else{if(b[j]){return b[j].apply(this,Array.prototype.slice.call(arguments,1))}else{if(typeof j==="object"||!j){return b.init.apply(this,arguments)}else{g.error("Method "+j+' does not exist. See jQuery.sketchable("methods").')}}}return this};g.fn.sketchable.defaults={interactive:true,mouseupMovements:false,relTimestamps:false,events:{},graphics:{firstPointSize:3,lineWidth:3,strokeStyle:"#F0F",fillStyle:"#F0F",lineCap:"round",lineJoin:"round",miterLimit:10}};function c(k){var j=g(k.target),l=j.offset();return{x:Math.round(k.pageX-l.left),y:Math.round(k.pageY-l.top)}}function a(j,k,m){var l=(new Date).getTime();if(k.options.relTimestamps){if(k.strokes.length===0&&k.coords[j].length===0){k.timestamp=l}l-=k.timestamp}k.coords[j].push([m.x,m.y,l,+k.sketch.isDrawing])}function f(q,j){if(typeof j==="undefined"){j=0}var m=g(q.target),n=m.data(e),k=n.options;if((!k.mouseupMovements||n.strokes.length===0)&&!n.sketch.isDrawing){return}var o=c(q);if(n.sketch.isDrawing){var l=n.coords[j][n.coords[j].length-1];n.sketch.beginPath().line(l[0],l[1],o.x,o.y).stroke().closePath()}a(j,n,o);if(typeof k.events.mousemove==="function"){k.events.mousemove(m,n,q)}}function h(o,j){if(typeof j==="undefined"){j=0}var l=g(o.target),m=l.data(e),k=m.options;m.sketch.isDrawing=true;var n=c(o);if(k.graphics.firstPointSize>0){m.sketch.fillCircle(n.x,n.y,k.graphics.firstPointSize)}if(!m.coords[j]){m.coords[j]=[]}if(m.coords[j].length>0){m.strokes.push(m.coords[j]);m.coords[j]=[]}a(j,m,n);if(typeof k.events.mousedown==="function"){k.events.mousedown(l,m,o)}}function i(n,j){if(typeof j==="undefined"){j=0}var l=g(n.target),m=l.data(e),k=m.options;m.sketch.isDrawing=false;m.strokes.push(m.coords[j]);m.coords[j]=[];if(typeof k.events.mouseup==="function"){k.events.mouseup(l,m,n)}}function d(m){m.preventDefault();var l=g(m.target);var p=m.originalEvent.changedTouches;switch(m.type){case"touchstart":l.unbind(m.type,h);for(var k=0,j=p[k];k<p.length;k++){for(var n in m){j[n]=m[n]}h(j,j.identifier)}break;case"touchmove":l.unbind(m.type,f);for(var k=0,j=p[k];k<p.length;k++){for(var n in m){j[n]=m[n]}f(j,j.identifier)}break;case"touchend":l.unbind(m.type,i);for(var k=0,j=p[k];k<p.length;k++){for(var n in m){j[n]=m[n]}i(j,j.identifier)}break;default:return}return false}})(jQuery);
\ No newline at end of file
+(function(g){var e="sketchable";var b={init:function(k){var j=g.extend(true,{},g.fn.sketchable.defaults,k||{});return this.each(function(){var l=g(this),m=l.data(e);if(!m){if(j.interactive){l.bind("mousedown",h);l.bind("mouseup",i);l.bind("mousemove",f);l.bind("touchstart",d);l.bind("touchend",d);l.bind("touchmove",d);this.onselectstart=function(){return false}}}var n=new jSketch(this,j.graphics);n.isDrawing=false;l.data(e,{strokes:[],coords:{},timestamp:new Date().getTime(),sketch:n,options:j});if(typeof j.events.init==="function"){j.events.init(l,l.data(e))}})},strokes:function(j){if(j){return this.each(function(){var l=g(this),m=l.data(e);m.strokes=j})}else{var k=g(this).data(e);return k.strokes}},handler:function(j){return this.each(function(){var k=g(this),l=k.data(e);j(k,l)})},clear:function(){return this.each(function(){var k=g(this),l=k.data(e),j=l.options;l.sketch.clear();l.strokes=[];l.coords={};if(typeof j.events.clear==="function"){j.events.clear(k,l)}})},reset:function(j){return this.each(function(){var l=g(this),m=l.data(e),k=m.options;l.sketchable("destroy").sketchable(j);if(typeof k.events.reset==="function"){k.events.reset(l,m)}})},destroy:function(){return this.each(function(){var k=g(this),l=k.data(e),j=l.options;if(j.interactive){k.unbind("mousedown",h);k.unbind("mouseup",i);k.unbind("mousemove",f);k.unbind("touchstart",d);k.unbind("touchend",d);k.unbind("touchmove",d)}k.removeData(e);if(typeof j.events.destroy==="function"){j.events.destroy(k,l)}})}};g.fn.sketchable=function(j){if("methods functions hooks".split(" ").indexOf(j)>-1){return b}else{if(b[j]){return b[j].apply(this,Array.prototype.slice.call(arguments,1))}else{if(typeof j==="object"||!j){return b.init.apply(this,arguments)}else{g.error("Method "+j+' does not exist. See jQuery.sketchable("methods").')}}}return this};g.fn.sketchable.defaults={interactive:true,mouseupMovements:false,relTimestamps:false,events:{},graphics:{firstPointSize:3,lineWidth:3,strokeStyle:"#F0F",fillStyle:"#F0F",lineCap:"round",lineJoin:"round",miterLimit:10}};function c(k){var j=g(k.target),l=j.offset();return{x:Math.round(k.pageX-l.left),y:Math.round(k.pageY-l.top)}}function a(j,k,m){var l=(new Date).getTime();if(k.options.relTimestamps){if(k.strokes.length===0&&k.coords[j].length===0){k.timestamp=l}l-=k.timestamp}k.coords[j].push([m.x,m.y,l,+k.sketch.isDrawing])}function f(q,j){if(typeof j==="undefined"){j=0}var m=g(q.target),n=m.data(e),k=n.options;if((!k.mouseupMovements||n.strokes.length===0)&&!n.sketch.isDrawing){return}var o=c(q);if(n.sketch.isDrawing){var l=n.coords[j][n.coords[j].length-1];n.sketch.beginPath().line(l[0],l[1],o.x,o.y).stroke().closePath()}a(j,n,o);if(typeof k.events.mousemove==="function"){k.events.mousemove(m,n,q)}}function h(o,j){if(typeof j==="undefined"){j=0}var l=g(o.target),m=l.data(e),k=m.options;m.sketch.isDrawing=true;var n=c(o);if(k.graphics.firstPointSize>0){m.sketch.fillCircle(n.x,n.y,k.graphics.firstPointSize)}if(!m.coords[j]){m.coords[j]=[]}if(m.coords[j].length>0){m.strokes.push(m.coords[j]);m.coords[j]=[]}a(j,m,n);if(typeof k.events.mousedown==="function"){k.events.mousedown(l,m,o)}}function i(n,j){if(typeof j==="undefined"){j=0}var l=g(n.target),m=l.data(e),k=m.options;m.sketch.isDrawing=false;m.strokes.push(m.coords[j]);m.coords[j]=[];if(typeof k.events.mouseup==="function"){k.events.mouseup(l,m,n)}}function d(n){n.preventDefault();var l=g(n.target);var m=n.originalEvent.changedTouches;switch(n.type){case"touchstart":l.unbind(n.type,h);for(var k=0,j=m[k];k<m.length;k++){for(var p in n){j[p]=n[p]}h(j,j.identifier)}break;case"touchmove":l.unbind(n.type,f);for(var k=0,j=m[k];k<m.length;k++){for(var p in n){j[p]=n[p]}f(j,j.identifier)}break;case"touchend":l.unbind(n.type,i);for(var k=0,j=m[k];k<m.length;k++){for(var p in n){j[p]=n[p]}i(j,j.identifier)}break;default:return}return false}})(jQuery);
\ No newline at end of file
diff --git a/jsketch.js b/jsketch.js
index 2cd9bea..c7019bb 100644
--- a/jsketch.js
+++ b/jsketch.js
@@ -4,81 +4,82 @@
  */
 /**
  * A simple JavaScript library for drawing facilities on HTML5 canvas.
- * This class is mostly a wrapper for the HTML5 canvas API with some sugar, 
- * such as object chainability and old-school AS3-like notation.
+ * This class is mostly a wrapper for the HTML5 canvas API with some syntactic sugar, 
+ * such as function chainability and old-school AS3-like notation.
  * @name jSketch
  * @class
+ * @version 0.8
+ * @date 9 Jul 2014
  * @author Luis A. Leiva
- * @version 0.7
- * @date 8 Apr 2014
+ * @license MIT license 
  * @example
  * var canvas1 = document.getElementById('foo');
  * var canvas2 = document.getElementById('bar'); 
- * // instantiate once, reuse everywhere
+ * // Instantiate once, reuse everywhere.
  * var brush = new jSketch(canvas1).lineStyle('red').moveTo(50,50).lineTo(10,10).stroke();
+ * // Actually, .moveTo(50,50).lineTo(10,10) can be just .line(50,50, 10,10)
+ * // Switching between contexts removes the need of having to reinstantiate the jSketch class.
  * brush.context(canvas2).beginFill('#5F7').fillCircle(30,30,8).endFill();
  */
 (function(window){
     /**
      * @constructor
-     * @param {Object} elem MUST be a DOM element
-     * @param {Object} options configuration
+     * @param {Object} elem - MUST be a DOM element
+     * @param {Object} options - Configuration
      */
     var jSketch = function(elem, options){
       return new Sketch(elem, options);
     };
-    // base class (private)
+    // Base class, private.
     var Sketch = function(elem, options){
-      // although discouraged, we can instantiate the class without arguments
+      // Although discouraged, we can instantiate the class without arguments.
       if (!elem) return;
-      // one can pass default setup values
+      // We can pass default setup values.
       if (typeof options === 'undefined') options = {};
-      // set drawing context first
+      // Set drawing context first.
       this.context(elem);
-      // scene defaults
+      // Scene defaults.
       this.stageWidth  = elem.getAttribute("width");
       this.stageHeight = elem.getAttribute("height");
-      // drawing defaults
+      // Drawing defaults.
       this.graphics.fillStyle   = typeof options.fillStyle   !== 'undefined' ? options.fillStyle   : '#F00';
       this.graphics.strokeStyle = typeof options.strokeStyle !== 'undefined' ? options.strokeStyle : '#F0F';
       this.graphics.lineWidth   = typeof options.lineWidth   !== 'undefined' ? options.lineWidth   : 2;
       this.graphics.lineCap     = typeof options.lineCap     !== 'undefined' ? options.lineCap     : 'round';
       this.graphics.lineJoin    = typeof options.lineJoin    !== 'undefined' ? options.lineJoin    : 'round';
       this.graphics.mitterLimit = typeof options.mitterLimit !== 'undefined' ? options.mitterLimit : 10;
-      // make room for storing some data such as brush type, colors, etc.
+      // Make room for storing some data such as brush type, colors, etc.
       this.data = {};
-      // make constructor chainable
+      // Make constructor chainable.
       return this;
     };
    /** 
     * jSketch methods (publicly extensible).
-    * @class
-    * @memberOf jSketch
+    * @ignore
+    * @memberof jSketch
     * @see jSketch
-    */    
+    */
     jSketch.fn = Sketch.prototype = {
       /**
        * Allows to change the drawing context at runtime.
-       * @param {Object} elem   DOM element
+       * @param {Object} elem - DOM element.
        * @return jSketch
-       * @name context
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       context: function(elem) {
         if (elem == null) throw("No canvas element specified.");
-        // save shortcuts: canvas (DOM elem) & graphics (2D canvas context)
+        // Save shortcuts: canvas (DOM elem) & graphics (2D canvas context).
         this.canvas = elem;
         this.graphics = elem.getContext("2d");
-        // allow chainability
+        // Always allow chainability.
         return this;
       },
       /**
        * Sets the dimensions of canvas.
-       * @param {Number} width
-       * @param {Number} height       
+       * @param {Number} width - New canvas width.
+       * @param {Number} height - New canvas width.
        * @return jSketch
-       * @name size
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       size: function(width,height) {
         this.stageWidth  = width;
@@ -89,26 +90,24 @@
       },
       /**
        * Sets the background color of canvas.
-       * @param {Number|String} color   an HTML color
+       * @param {Number|String} color - An HTML color.
        * @return jSketch
-       * @name background
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       background: function(color) {
         var oldFill = this.graphics.fillStyle;
         this.beginFill(color);
         this.graphics.fillRect(0,0,this.stageWidth,this.stageHeight);
-        this.beginFill(oldFill); // restore old fill
+        this.beginFill(oldFill); // Restore old fill
         return this;
       },
       /**
        * Shortcut for setting the size + background color.
-       * @param {Number} width
-       * @param {Number} height       
-       * @param {Number|String} color   an HTML color
+       * @param {Number} width - New canvas width.
+       * @param {Number} height - New canvas width.      
+       * @param {Number|String} bgcolor - An HTML color.
        * @return jSketch
-       * @name stage
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       stage: function(width,height,bgcolor) {
         this.size(width,height).background(bgcolor);
@@ -116,10 +115,9 @@
       },
       /**
        * Sets the fill color.
-       * @param {Number|String} color   an HTML color
+       * @param {Number|String} color - An HTML color.
        * @return jSketch
-       * @name beginFill
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       beginFill: function(color) {
         this.saveGraphics('fillStyle');
@@ -129,8 +127,7 @@
       /**
        * Recovers the fill color that was set before <code>beginFill()</code>.
        * @return jSketch
-       * @name endFill
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       endFill: function() {
         this.graphics.fillStyle = this.data.fillStyle;
@@ -138,14 +135,13 @@
       },
       /**
        * Sets the line style.
-       * @param {Number|String} color   an HTML color
-       * @param {Number} thickness      line thickness
-       * @param {String} capStyle       style of line cap
-       * @param {String} joinStyle      style of line join
-       * @param {String} mitter         style of mitter
+       * @param {Number|String} color - An HTML color.
+       * @param {Number} thickness - Line thickness.
+       * @param {String} capStyle - Style of line cap.
+       * @param {String} joinStyle - Style of line join.
+       * @param {String} mitter - Style of mitter.
        * @return jSketch
-       * @name lineStyle
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       lineStyle: function(color,thickness,capStyle,joinStyle,mitter) {
         this.graphics.strokeStyle = color     || this.graphics.strokeStyle;
@@ -157,11 +153,10 @@
       },
       /**
        * Move brush to a coordinate in canvas.
-       * @param {Number} x
-       * @param {Number} y
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
        * @return jSketch
-       * @name moveTo
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       moveTo: function(x,y) {
         this.graphics.moveTo(x,y);
@@ -169,25 +164,23 @@
       },
       /**
        * Draws line to given coordinate.
-       * @param {Number} x
-       * @param {Number} y
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
        * @return jSketch
-       * @name lineTo
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       lineTo: function(x,y) {
         this.graphics.lineTo(x,y);
         return this;
       },
       /**
-       * Draws line from coordinate 1 to coordinate 2.
-       * @param {Number} x1
-       * @param {Number} y1
-       * @param {Number} x2
-       * @param {Number} y2       
+       * Draws line from point 1 to point 2.
+       * @param {Number} x1 - Horizontal coordinate of point 1.
+       * @param {Number} y1 - Vertical coordinate of point 1.
+       * @param {Number} x2 - Horizontal coordinate of point 2.
+       * @param {Number} y2 - Vertical coordinate of point 2.
        * @return jSketch
-       * @name line
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       line: function(x1,y1,x2,y2) {
         this.graphics.moveTo(x1,y1);
@@ -196,13 +189,12 @@
       },
       /**
        * Draws curve to given coordinate.
-       * @param {Number} x
-       * @param {Number} y
-       * @param {Number} cpx   x coordinate of control point
-       * @param {Number} cpy   y coordinate of control point
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
+       * @param {Number} cpx - Horizontal coordinate of control point.
+       * @param {Number} cpy - Vertical coordinate of control point.
        * @return jSketch
-       * @name curveTo
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       curveTo: function(x,y,cpx,cpy) {
         this.graphics.quadraticCurveTo(cpx,cpy,x,y);
@@ -210,15 +202,14 @@
       },
       /**
        * Draws curve from coordinate 1 to coordinate 2.
-       * @param {Number} x1
-       * @param {Number} y1
-       * @param {Number} x2
-       * @param {Number} y2       
-       * @param {Number} cpx   x coordinate of control point
-       * @param {Number} cpy   y coordinate of control point
+       * @param {Number} x1 - Horizontal coordinate of point 1.
+       * @param {Number} y1 - Vertical coordinate of point 1.
+       * @param {Number} x2 - Horizontal coordinate of point 2.
+       * @param {Number} y2 - Vertical coordinate of point 2.
+       * @param {Number} cpx - Horizontal coordinate of control point.
+       * @param {Number} cpy - Vertical coordinate of control point.
        * @return jSketch
-       * @name curve
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       curve: function(x1,y1,x2,y2,cpx,cpy) {
         this.graphics.moveTo(x1,y1);
@@ -228,8 +219,7 @@
       /**
        * Strokes a given path.
        * @return jSketch
-       * @name stroke
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       stroke: function() {
         this.graphics.stroke();
@@ -237,14 +227,13 @@
       },
       /**
        * Draws a stroke-only rectangle.
-       * @param {Number} x
-       * @param {Number} y
-       * @param {Number} width
-       * @param {Number} height
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
+       * @param {Number} width - Rectangle width.
+       * @param {Number} height - Rectangle height.
        * @return jSketch
-       * @name strokeRect
-       * @methodOf jSketch
-       */      
+       * @memberof jSketch
+       */
       strokeRect: function(x,y,width,height) {
         this.graphics.beginPath();
         //this.moveTo(x,y).lineTo(x+width,y).lineTo(x+width,y+height).lineTo(y,y+height).lineTo(x,y);
@@ -254,13 +243,12 @@
       },
       /**
        * Draws a filled rectangle.
-       * @param {Number} x
-       * @param {Number} y
-       * @param {Number} width
-       * @param {Number} height
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
+       * @param {Number} width - Rectangle width.
+       * @param {Number} height - Rectangle height.
        * @return jSketch
-       * @name fillRect
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       fillRect: function(x,y,width,height) {
         this.graphics.beginPath();
@@ -270,12 +258,11 @@
       },
       /**
        * Draws a stroke-only circle.
-       * @param {Number} x
-       * @param {Number} y
-       * @param {Number} radius
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
+       * @param {Number} radius - Circle radius.
        * @return jSketch
-       * @name strokeCircle
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       strokeCircle: function(x,y,radius) {
         this.graphics.beginPath();
@@ -286,12 +273,11 @@
       },
       /**
        * Draws a filled circle.
-       * @param {Number} x
-       * @param {Number} y
-       * @param {Number} radius
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
+       * @param {Number} radius - Circle radius.
        * @return jSketch
-       * @name fillCircle
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       fillCircle: function(x,y,radius) {
         this.graphics.beginPath();
@@ -312,8 +298,7 @@
       /**
        * A path is started.
        * @return jSketch
-       * @name beginPath
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       beginPath: function() {
         this.graphics.beginPath();
@@ -322,8 +307,7 @@
       /**
        * A path is finished.
        * @return jSketch
-       * @name closePath
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       closePath: function() {
         this.graphics.closePath();
@@ -331,9 +315,9 @@
       },
       /**
        * Sets brush to eraser mode.
+       * @param {Number} brushSize - Brush size.
        * @return jSketch
-       * @name eraser
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       eraser: function(brushSize) {
         if (typeof brushSize === 'undefined') brushSize = 15;
@@ -345,20 +329,20 @@
       },
       /**
        * Sets brush to pencil mode.
+       * @param {Number} brushSize - Brush size.
        * @return jSketch
-       * @name pencil
-       * @methodOf jSketch
+       * @memberof jSketch
        */
-      pencil: function() {
+      pencil: function(brushSize) {
         this.graphics.globalCompositeOperation = "source-over";
         this.restoreGraphics('strokeStyle lineWidth');
+        if (typeof brushSize !== 'undefined') this.graphics.lineWidth = brushSize;
         return this;
       },
       /**
        * Clears stage.
        * @return jSketch
-       * @name clear
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       clear: function() {
         // The following resets _all_ styles, so better use clearRect.
@@ -370,8 +354,7 @@
       /**
        * Saves a snapshot of all styles and transformations.
        * @return jSketch
-       * @name save
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       save: function() {
         this.graphics.save();
@@ -380,8 +363,7 @@
       /**
        * Restores previous drawing state.
        * @return jSketch
-       * @name restore
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       restore: function() {
         this.graphics.restore();
@@ -389,10 +371,9 @@
       },
       /**
        * Saves given drawing settings.
-       * @param {Mixed} propList  Array or space-separated String
+       * @param propList {Array|String} propList - Array or space-separated String.
        * @return jSketch
-       * @name saveGraphics
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       saveGraphics: function(propList) {
         if (typeof propList === 'string') propList = propList.split(" ");
@@ -404,10 +385,9 @@
       },
       /**
        * Restores given drawing settings.
-       * @param {Mixed} propList  Array or space-separated String
+       * @param propList {Array|String} propList - Array or space-separated String.
        * @return jSketch
-       * @name restoreGraphics
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       restoreGraphics: function(propList) {
         if (typeof propList === 'string') propList = propList.split(" ");
@@ -419,12 +399,11 @@
       },
       /**
        * Draws an image.
-       * @param {Number} img
-       * @param {Number} x
-       * @param {Number} y
+       * @param {Number} src - Image source path.
+       * @param {Number} x - Horizontal coordinate.
+       * @param {Number} y - Vertical coordinate.
        * @return jSketch
-       * @name drawImage
-       * @methodOf jSketch
+       * @memberof jSketch
        */
       drawImage: function(src, x,y) {
         var self = this, img = new Image();
@@ -436,7 +415,7 @@
       }
     };
 
-    // expose
+    // Expose.
     window.jSketch = jSketch;
     
 })(this);
diff --git a/jsketch.min.js b/jsketch.min.js
index f910e0a..ea082d9 100644
--- a/jsketch.min.js
+++ b/jsketch.min.js
@@ -2,4 +2,4 @@
  * jSketch 0.8 | Luis A. Leiva | MIT license
  * A simple JavaScript library for drawing facilities on HTML5 canvas.
  */
-(function(a){var c=function(e,d){return new b(e,d)};var b=function(e,d){if(!e){return}if(typeof d==="undefined"){d={}}this.context(e);this.stageWidth=e.getAttribute("width");this.stageHeight=e.getAttribute("height");this.graphics.fillStyle=typeof d.fillStyle!=="undefined"?d.fillStyle:"#F00";this.graphics.strokeStyle=typeof d.strokeStyle!=="undefined"?d.strokeStyle:"#F0F";this.graphics.lineWidth=typeof d.lineWidth!=="undefined"?d.lineWidth:2;this.graphics.lineCap=typeof d.lineCap!=="undefined"?d.lineCap:"round";this.graphics.lineJoin=typeof d.lineJoin!=="undefined"?d.lineJoin:"round";this.graphics.mitterLimit=typeof d.mitterLimit!=="undefined"?d.mitterLimit:10;this.data={};return this};c.fn=b.prototype={context:function(d){if(d==null){throw ("No canvas element specified.")}this.canvas=d;this.graphics=d.getContext("2d");return this},size:function(e,d){this.stageWidth=e;this.stageHeight=d;this.canvas.width=e;this.canvas.height=d;return this},background:function(d){var e=this.graphics.fillStyle;this.beginFill(d);this.graphics.fillRect(0,0,this.stageWidth,this.stageHeight);this.beginFill(e);return this},stage:function(f,d,e){this.size(f,d).background(e);return this},beginFill:function(d){this.saveGraphics("fillStyle");this.graphics.fillStyle=d;return this},endFill:function(){this.graphics.fillStyle=this.data.fillStyle;return this},lineStyle:function(d,e,f,h,g){this.graphics.strokeStyle=d||this.graphics.strokeStyle;this.graphics.lineWidth=e||this.graphics.lineWidth;this.graphics.lineCap=f||this.graphics.lineCap;this.graphics.lineJoin=h||this.graphics.lineJoin;this.graphics.mitterLimit=g||this.graphics.mitterLimit;return this},moveTo:function(d,e){this.graphics.moveTo(d,e);return this},lineTo:function(d,e){this.graphics.lineTo(d,e);return this},line:function(e,g,d,f){this.graphics.moveTo(e,g);this.lineTo(d,f);return this},curveTo:function(d,g,f,e){this.graphics.quadraticCurveTo(f,e,d,g);return this},curve:function(f,i,d,h,g,e){this.graphics.moveTo(f,i);this.curveTo(d,h,g,e);return this},stroke:function(){this.graphics.stroke();return this},strokeRect:function(e,g,f,d){this.graphics.beginPath();this.graphics.strokeRect(e,g,f,d);this.graphics.closePath();return this},fillRect:function(e,g,f,d){this.graphics.beginPath();this.graphics.fillRect(e,g,f,d);this.graphics.closePath();return this},strokeCircle:function(e,f,d){this.graphics.beginPath();this.graphics.arc(e,f,d,0,Math.PI*2,false);this.graphics.stroke();this.graphics.closePath();return this},fillCircle:function(e,f,d){this.graphics.beginPath();this.graphics.arc(e,f,d,0,Math.PI*2,false);this.graphics.fill();this.graphics.closePath();return this},radialCircle:function(e,j,d,f,h){var i=this.graphics.createRadialGradient(e,j,d,e,j,h);i.addColorStop(0,f);i.addColorStop(1,"rgba(0,0,0,0)");this.graphics.fillStyle=i;this.fillCircle(e,j,d);return this},beginPath:function(){this.graphics.beginPath();return this},closePath:function(){this.graphics.closePath();return this},eraser:function(d){if(typeof d==="undefined"){d=15}if(typeof this.data.strokeStyle==="undefined"){this.saveGraphics("strokeStyle lineWidth")}this.graphics.globalCompositeOperation="destination-out";this.graphics.strokeStyle="rgba(0,0,0,1)";this.graphics.lineWidth=d;return this},pencil:function(){this.graphics.globalCompositeOperation="source-over";this.restoreGraphics("strokeStyle lineWidth");return this},clear:function(){this.graphics.clearRect(0,0,this.stageWidth,this.stageHeight);this.data={};return this},save:function(){this.graphics.save();return this},restore:function(){this.graphics.restore();return this},saveGraphics:function(d){if(typeof d==="string"){d=d.split(" ")}for(var e=0;e<d.length;e++){var f=d[e];this.data[f]=this.graphics[f]}return this},restoreGraphics:function(d){if(typeof d==="string"){d=d.split(" ")}for(var e=0;e<d.length;e++){var f=d[e];this.graphics[f]=this.data[f]}return this},drawImage:function(g,d,h){var f=this,e=new Image();e.src=g;e.onload=function(){f.graphics.drawImage(e,d,h)};return this}};a.jSketch=c})(this);
\ No newline at end of file
+(function(a){var c=function(e,d){return new b(e,d)};var b=function(e,d){if(!e){return}if(typeof d==="undefined"){d={}}this.context(e);this.stageWidth=e.getAttribute("width");this.stageHeight=e.getAttribute("height");this.graphics.fillStyle=typeof d.fillStyle!=="undefined"?d.fillStyle:"#F00";this.graphics.strokeStyle=typeof d.strokeStyle!=="undefined"?d.strokeStyle:"#F0F";this.graphics.lineWidth=typeof d.lineWidth!=="undefined"?d.lineWidth:2;this.graphics.lineCap=typeof d.lineCap!=="undefined"?d.lineCap:"round";this.graphics.lineJoin=typeof d.lineJoin!=="undefined"?d.lineJoin:"round";this.graphics.mitterLimit=typeof d.mitterLimit!=="undefined"?d.mitterLimit:10;this.data={};return this};c.fn=b.prototype={context:function(d){if(d==null){throw ("No canvas element specified.")}this.canvas=d;this.graphics=d.getContext("2d");return this},size:function(e,d){this.stageWidth=e;this.stageHeight=d;this.canvas.width=e;this.canvas.height=d;return this},background:function(d){var e=this.graphics.fillStyle;this.beginFill(d);this.graphics.fillRect(0,0,this.stageWidth,this.stageHeight);this.beginFill(e);return this},stage:function(f,d,e){this.size(f,d).background(e);return this},beginFill:function(d){this.saveGraphics("fillStyle");this.graphics.fillStyle=d;return this},endFill:function(){this.graphics.fillStyle=this.data.fillStyle;return this},lineStyle:function(d,e,f,h,g){this.graphics.strokeStyle=d||this.graphics.strokeStyle;this.graphics.lineWidth=e||this.graphics.lineWidth;this.graphics.lineCap=f||this.graphics.lineCap;this.graphics.lineJoin=h||this.graphics.lineJoin;this.graphics.mitterLimit=g||this.graphics.mitterLimit;return this},moveTo:function(d,e){this.graphics.moveTo(d,e);return this},lineTo:function(d,e){this.graphics.lineTo(d,e);return this},line:function(e,g,d,f){this.graphics.moveTo(e,g);this.lineTo(d,f);return this},curveTo:function(d,g,f,e){this.graphics.quadraticCurveTo(f,e,d,g);return this},curve:function(f,i,d,h,g,e){this.graphics.moveTo(f,i);this.curveTo(d,h,g,e);return this},stroke:function(){this.graphics.stroke();return this},strokeRect:function(e,g,f,d){this.graphics.beginPath();this.graphics.strokeRect(e,g,f,d);this.graphics.closePath();return this},fillRect:function(e,g,f,d){this.graphics.beginPath();this.graphics.fillRect(e,g,f,d);this.graphics.closePath();return this},strokeCircle:function(e,f,d){this.graphics.beginPath();this.graphics.arc(e,f,d,0,Math.PI*2,false);this.graphics.stroke();this.graphics.closePath();return this},fillCircle:function(e,f,d){this.graphics.beginPath();this.graphics.arc(e,f,d,0,Math.PI*2,false);this.graphics.fill();this.graphics.closePath();return this},radialCircle:function(e,j,d,f,h){var i=this.graphics.createRadialGradient(e,j,d,e,j,h);i.addColorStop(0,f);i.addColorStop(1,"rgba(0,0,0,0)");this.graphics.fillStyle=i;this.fillCircle(e,j,d);return this},beginPath:function(){this.graphics.beginPath();return this},closePath:function(){this.graphics.closePath();return this},eraser:function(d){if(typeof d==="undefined"){d=15}if(typeof this.data.strokeStyle==="undefined"){this.saveGraphics("strokeStyle lineWidth")}this.graphics.globalCompositeOperation="destination-out";this.graphics.strokeStyle="rgba(0,0,0,1)";this.graphics.lineWidth=d;return this},pencil:function(d){this.graphics.globalCompositeOperation="source-over";this.restoreGraphics("strokeStyle lineWidth");if(typeof d!=="undefined"){this.graphics.lineWidth=d}return this},clear:function(){this.graphics.clearRect(0,0,this.stageWidth,this.stageHeight);this.data={};return this},save:function(){this.graphics.save();return this},restore:function(){this.graphics.restore();return this},saveGraphics:function(d){if(typeof d==="string"){d=d.split(" ")}for(var e=0;e<d.length;e++){var f=d[e];this.data[f]=this.graphics[f]}return this},restoreGraphics:function(d){if(typeof d==="string"){d=d.split(" ")}for(var e=0;e<d.length;e++){var f=d[e];this.graphics[f]=this.data[f]}return this},drawImage:function(g,d,h){var f=this,e=new Image();e.src=g;e.onload=function(){f.graphics.drawImage(e,d,h)};return this}};a.jSketch=c})(this);
\ No newline at end of file