AB.world.newRun = function()
	{
 		// Code for initial graphics drawing of objects.  
		// Canvas setup:
		//		ABWorld.init ( arguments ); 	
				
		// To draw on canvas:
		//		var ctx = ABWorld.getContext ( type );		// type = "2d" or "webgl"
	};


	AB.world.nextStep = function()		 
	{
		// Code for graphics re-drawing of objects.  
		// To draw on canvas, see ABWorld.getContext as above.
	};


	AB.world.endRun = function()
	{
	};