public void shiftRight(boolean isJump){
		reDrawIndex += 5;
		if(reDrawIndex > files.size()-1){
			reDrawIndex = reDrawIndex - files.size();
		}
		
		if(isJump){
			listPosition += 5;
			if(listPosition > files.size()-1){
				listPosition = listPosition - files.size();
			}
		}
	}