public void updatePosition() {
		if (xPos < xDestination)
			xPos++;
		else if (xPos > xDestination)
			xPos--;

		if (yPos < yDestination)
			yPos++;
		else if (yPos > yDestination)
			yPos--;
		
		if(xPos == xDestination && yPos == yDestination && isMovingToTeller) {
			isMovingToTeller = false;
			timer.schedule(new TimerTask(){
				public void run(){
					agent.msgAtLocation();
				}
			}, 2000); 
		}
	}