diff -r cb8897d7f508 -r 228adcfd8f23 script.js
--- a/script.js	Thu Jan 05 23:29:27 2012 +0100
+++ b/script.js	Fri Jan 06 00:02:26 2012 +0100
@@ -299,7 +299,7 @@
 function init_gameoflife() {
     var canvas = document.getElementById("gameoflife");
     if (canvas) {
-        gameoflife = new Simulation(canvas, 670, 670, 8,
+        gameoflife = new Simulation(canvas, 670, 670, 16,
                                     green, black);
         $("#gameoflife").mousemove(function(event) { 
             gameoflife.mouse_moved(mouse_pos(event, "#gameoflife")); 
@@ -615,9 +615,7 @@
         if (this.y + 1 < this.grid.height) {
             this._neighbours.push(this.grid.cell(this.x-1, this.y+1));
         }
-    } else {
-        this._neighbours.push(this.grid.cell(this.grid.width-1, this.y));
-    }
+    }   
     if (this.x + 1 < this.grid.width) {
         this._neighbours.push(this.grid.cell(this.x+1, this.y));
         if (this.y + 1 < this.grid.height) {
@@ -627,8 +625,6 @@
         if (this.y > 0) {
             this._neighbours.push(this.grid.cell(this.x+1, this.y-1));
         }
-    } else {
-        this._neighbours.push(this.grid.cell(0, this.y));
     }
     return this._neighbours;
 }
@@ -661,7 +657,8 @@
 Simulation.prototype.draw = function() {
     var now = $.now();
     if (this.redraw.length) {
-        var cell = this.redraw.pop();
+        var cell = this.redraw[0];
+        this.redraw.shift();
         this.context.fillStyle = cell.value == 1 ? 
             this.life_colour.str() : this.dead_colour.str();
         this.context.fillRect(cell.canvas_x, cell.canvas_y, 
@@ -672,14 +669,14 @@
 Simulation.prototype.update = function() {
     var now = $.now();
     if (this.pos_queue.length) {
-        var pos = this.pos_queue.pop();
+        var pos = this.pos_queue.pop();       
         if (pos[0] < this.canvas.width
             && pos[1] < this.canvas.height) {
             var cell = this.grid.pick_cell(pos[0], pos[1]);
             cell.set_value(1);
             this.cell_queue.push(cell);
             this.cell_queue.concat(cell.neighbours()); 
-            this.redraw.push(cell);          
+            this.redraw.unshift(cell);          
         }
     }
     if (this.last_update + 1000 > now) {
@@ -688,7 +685,7 @@
     var changed = new Array();
     var next_cell_queue = new Array();
     while (this.cell_queue.length) {
-        var cell = this.cell_queue.pop();
+        var cell = this.cell_queue.pop();       
         if (changed[cell.hash()]) {           
             continue;
         }
@@ -708,7 +705,7 @@
         cell.set_value(1 - cell.value);
         this.redraw.push(cell);
     }
-    this.cell_queue = this.cell_queue.concat(next_cell_queue);
+    this.cell_queue = next_cell_queue;
     this.last_update = now;  
 }
 Simulation.prototype.mouse_moved = function(pos) {