public void setProperties(int houseNumber, int houseWidth, int houseLength, String exitWall)
	{
		//set globals
		this.houseNumber = houseNumber;
		this.houseWidth = houseWidth;
		this.houseLength = houseLength;
		this.exitWall = exitWall;

		//fill the floor and walls
		for (int y = 0; y < houseLength; y++)
			for (int x = 0; x < houseWidth; x++)
				if((x == 0) || (x == houseWidth-1) || (y == 0) || (y == houseLength-1)){
					tileLayout[x][y].setTile('X', 1, 1,x,y);
				} 
				else{
					tileLayout[x][y].setTile('.', 1, 1,x,y);
				}
	}