private void updateGame()
	{
		// If no current block, generate new one
		if (gameBoard.getCurrentBlock() == null)
		{
			gameBoard.completeRows();
			gameBoard.newBlock();
			
			gameBoard.setRow(0);
			gameBoard.setCol(4);
			
			if(gameBoard.isValidMove(Direction.DOWN) == false)
			{
				isRunning = false;
			}
			
			return;	
		}
		
		gameBoard.moveDown();
		
	}