public static int[][] houseWalls(Direction side,int xLoc, int yLoc, int size)
   {
       int yOffSet = 0;
       int xOffSet = 0;      
       switch (side) {
           case UP:
               yOffSet = -(size * 20);
               break;
           case LEFT:
               xOffSet = -(size * 20);
               break;  
       }
       int[][] locs = new int [400][2];
       int i = 0;
       int x;
       for (x = 0; x <= (size * 20); x = x + 20)
       {
               for (int y = 0; y <= (size * 20); y = y + (size*20))
               {
               locs[i][0] = x + xLoc + xOffSet;
               locs[i][1] = y + yLoc + yOffSet;
               i++;
               }
 
       }
       x = size*20;
       for (int y = 20; y <= (size * 20)-20; y = y + 20)
       {
            locs[i][0] = x + xLoc + xOffSet;
            locs[i][1] = y + yLoc + yOffSet;
            i++;   
       }
       x = 0;
       for (int y = 20; y <= (size * 20) / 2 - 20; y = y + 20)
       {
            locs[i][0] = x + xLoc + xOffSet;
            locs[i][1] = y + yLoc + yOffSet;
            i++;  
       }
       for (int y = size * 20; y >= (size * 20) / 2 + 20; y = y - 20)
       {
            locs[i][0] = x + xLoc + xOffSet;
            locs[i][1] = y + yLoc + yOffSet;
            i++;  
       }
       return locs;
   }