@@ -48,26 +48,3 @@ for (var i = 0; i < contents.length; i++){
         java.lang.System.out.println('   * [' + h3 + '](#' + link + ')');
     }
 }
-
-/**
- * // tg 20161022 Sort secondary topics, with some exceptions
- * // Still work in progress. Ignore
- * var sortedContents =[];
- * var sortedTemp = [];
- * 
- * for (var i = 0; i < contents.length; i++) {
- *   line = contents[i];
- *   if(line.match(/^##\s+/)) {
- *     if (sortedTemp.length > 0) {
- *       sortedContents.push(sortedTemp.sort());
- *       sortedContents.push(line);
- *     } else {
- *       if (line.match(/^###\s+/)) {
- *         sortedTemp.push(line);
- *       } else {
- *         sortedContents.push(line);
- *       }
- *     }
- *   }
- * contents = sortedContents;
- */
@@ -79,14 +79,14 @@ var blocks = {
     sandstone_red: 181,,
     sandstone_red_smooth: '181:8',
     wooden: '43:2',
-	wood: {
-	  oak: 125,
-	  spruce: '125:1',
-	  birch: '125:2',
-	  jungle: '125:3',
-	  acacia: '125:4',
-	  dark_oak: '125:5'
-	},
+    wood: {
+      oak: 125,
+      spruce: '125:1',
+      birch: '125:2',
+      jungle: '125:3',
+      acacia: '125:4',
+      dark_oak: '125:5'
+    },
     cobblestone: '43:3',
     brick: '43:4',
     stonebrick: '43:5',
@@ -120,17 +120,17 @@ var blocks = {
       spruce: '126:9',
       birch: '126:10',
       jungle: '126:11',
-	  acacia: '126:12',
-	  dark_oak: '126:13'
+      acacia: '126:12',
+      dark_oak: '126:13'
     },
     snow: 78,
     stone: 44,
     oak: 126,
     spruce: '126:1',
     birch: '126:2',
     jungle: '126:3',
-	acacia: '126:4',
-	dark_oak: '126:5'
+    acacia: '126:4',
+    dark_oak: '126:5'
     sandstone_red: 182,
     purpur: 205,
   },
@@ -153,8 +153,8 @@ var blocks = {
     birch: 135,
     jungle: 136,
     quartz: 156,
-	acacia: 163,
-	dark_oak: 164,
+    acacia: 163,
+    dark_oak: 164,
     sandstone_red: 180,
     purpur: 203,
   },
@@ -300,7 +300,7 @@ var blocks = {
     dandelion: 37,
     rose: 38,
     red: 38,
-	poppy: 38,
+    poppy: 38,
     blueorchid: '38:1',
     allium: '38:2',
     azure_bluet: '38:3',
@@ -352,11 +352,11 @@ for (var i = 0, len = colorized_blocks.length; i < len; i++) {
 };
 
 /*
- rainbow colors - a convenience
- Color aliased properties that were a direct descendant of the blocks
- object are no longer used to avoid confusion with carpet and stained
- clay blocks.
- */
+  rainbow colors - a convenience
+  Color aliased properties that were a direct descendant of the blocks
+  object are no longer used to avoid confusion with carpet and stained
+  clay blocks.
+*/
 blocks.rainbow = [
   blocks.stained_glass.red,
   blocks.stained_glass.orange,
 
@@ -208,7 +208,7 @@ Alternatively if you provide just a function as a parameter, then the function n
 
     // submitted by [edonaldson][edonaldson]
     var Drone = require('drone'); 
-    Drone.extend('pyramid', function( block,height) { 
+    Drone.extend('pyramid', function( block, height ) { 
         this.chkpt('pyramid');
         for ( var i = height; i > 0; i -= 2) {
             this.box(block, i, 1, i).up().right().fwd();
@@ -219,7 +219,7 @@ Alternatively if you provide just a function as a parameter, then the function n
 #### Example 2 Using just a named function as a parameter
 
     var Drone = require('drone'); 
-    function pyramid( block,height) { 
+    function pyramid( block, height ) { 
         this.chkpt('pyramid');
         for ( var i = height; i > 0; i -= 2) {
             this.box(block, i, 1, i).up().right().fwd();
@@ -277,6 +277,22 @@ If you want to place a torch so it faces _away_ from the drone:
 
     drone.box( blocks.torch + ':' + Drone.PLAYER_TORCH_FACING[(drone.dir + 2) % 4]);
 
+#### Drone.MAX_SIDE
+
+Specifies the maximum length (in any dimension) when calling the Drone.cuboidX (box) method.
+The default value is 1,000 blocks.
+
+If you see an error message in the console `Build too big!` It's because the width, height or length paramete was greater than the Drone.MAX_SIDE value.
+
+#### Drone.MAX_VOLUME
+
+Specifies the maximum value for any call to Drone.cuboidX (box) method.
+The default value is 1,000,000 (1 million) blocks.
+
+If the volume (width X height X length) of any single call to the Drone.cuboidX() method exceeds this value, you will see an error message in the console `Build too big!` .
+
+The values of both the `Drone.MAX_SiDE` and `Drone.MAX_VOLUME` variables _can_ be overridden but it's not recommended.
+
 ***/
 
 //
@@ -656,7 +672,7 @@ Drone.prototype.cuboida = function(/* Array */ blocks, w, h, d, overwrite) {
 Drone.MAX_VOLUME = 1 * MILLION;
 Drone.MAX_SIDE = 1 * THOUSAND;
 
-var tooBig = function(w, h, d ) {
+function isTooBig(w, h, d ) {
   return ( w * h * d ) >= Drone.MAX_VOLUME || 
     ( w >= Drone.MAX_SIDE ) || 
     ( h >= Drone.MAX_SIDE ) ||
@@ -677,7 +693,7 @@ Drone.prototype.cuboidX = function( blockType, meta, w, h, d, immediate ) {
   if ( typeof w == 'undefined' ) {
     w = 1;
   }
-  if ( tooBig( w, h, d ) ) {
+  if ( isTooBig( w, h, d ) ) {
     this.sign([
       'Build too Big!',
       'width:' + w,