ngth === 0) {
					ctx.strokeStyle = 'rgba(255,0,0,0.5)';
					ctx.strokeRect(bounds.x, bounds.y, bounds.width, bounds.height);
					
				//has subnodes? drawQuadtree them!
				} else {
					for(var i=0;i<node.nodes.length;i=i+1) {
						drawQuadtree(node.nodes[i]);
					}
				}
			};
			
			/*
			 * draw all objects
			 */
			var drawObjects = function() {
				
				var obj;
				
				for(var i=0;i<myObjects.length;i=i+1) {
					
					obj = myObjects[i];
					
					if(obj.check) {
			