diff --git a/config/hall.json b/config/hall.json
new file mode 100644
index 000000000..db15de54e
--- /dev/null
+++ b/config/hall.json
@@ -0,0 +1,114 @@
+{
+	// for each castle:
+	//  id: town ID
+	//  boxes: row buildings containing sets of ids for each box
+	"town": [
+		{
+			"id": 0,
+			"image": "TPTHBKCS.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5, 22 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3 ], [ 6, 17 ] ],
+				[ [ 21 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 1,
+			"image": "TPTHBKRM.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3, 4 ], [ 17, 21 ] ],
+				[ [ 22 ], [ 24, 25 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 2,
+			"image": "TPTHBKTW.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3, 4 ], [ 22 ], [ 23 ] ],
+				[ [ 17 ], [ 21 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 3,
+			"image": "TPTHBKIN.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3, 4 ], [ 23 ], [ 21 ] ],
+				[ [ 22 ], [ 18, 19 ], [ 24, 25 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 4,
+			"image": "TPTHBKNC.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3, 4 ], [ 21 ], [ 6 ] ],
+				[ [ 17 ], [ 22 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 5,
+			"image": "TPTHBKDG.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3, 4 ], [ 21 ], [ 22 ] ],
+				[ [ 17 ], [ 23 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 6,
+			"image": "TPTHBKTW.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2 ], [ 23 ], [ 17 ] ],
+				[ [ 21 ], [ 22 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 7,
+			"image": "TPTHBKFR.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2 ], [ 6 ] ],
+				[ [ 17 ], [ 21, 22 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		},
+
+		{
+			"id": 8,
+			"image": "TPTHBKFR.BMP",
+			"boxes": [
+				[ [ 10, 11, 12, 13 ], [ 7, 8, 9 ], [ 5 ], [ 16 ] ],
+				[ [ 14, 15 ], [ 0, 1, 2, 3, 4 ], [ 6 ] ],
+				[ [ 21 ], [ 17 ], [ 18, 19 ] ],
+				[ [ 30, 37 ], [ 31, 38 ], [ 32, 39 ], [ 33, 40 ] ],
+				[ [ 34, 41 ], [ 35, 42 ], [ 36, 43 ] ]
+			]
+		}
+	]
+}
diff --git a/config/hall.txt b/config/hall.txt
deleted file mode 100644
index 1c4fba00a..000000000
--- a/config/hall.txt
+++ /dev/null
@@ -1,75 +0,0 @@
-9
-0
-TPTHBKCS.BMP
-10 11 12 13 | 7 8 9 | 5 22 | 16
-14 15 | 0 1 2 3 | 6 17
-21 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-1
-TPTHBKRM.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 3 4 | 17 21
-22 | 24 25 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-2
-TPTHBKTW.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 3 4 | 22 | 23
-17 | 21 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-3
-TPTHBKIN.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 3 4 | 23 | 21
-22 | 18 19 | 24 25
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-4
-TPTHBKNC.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 3 4 | 21 | 6
-17 | 22 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-5
-TPTHBKDG.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 3 4 | 21 | 22
-17 | 23 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-6
-TPTHBKTW.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 | 23 | 17
-21 | 22 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-7
-TPTHBKFR.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 | 6
-17 | 21 22 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-8
-TPTHBKFR.BMP
-10 11 12 13 | 7 8 9 | 5 | 16
-14 15 | 0 1 2 3 4 | 6
-21 | 17 | 18 19
-30 37 | 31 38 | 32 39 | 33 40
-34 41 | 35 42 | 36 43
-
-
-file format:
-numberof castles
-* for each castle:
-	castle ID
-	first row buildings (ids for each box, boxes are separated with '|')
-	sencond row buildings
-	etc...
-	
-	Warning: file is whitespace sensitive, don't add any spaces at end of the lines, or remove spaces between numbers and separators
\ No newline at end of file
diff --git a/lib/CBuildingHandler.cpp b/lib/CBuildingHandler.cpp
index 88c8bf0f8..8fc5a10e6 100644
--- a/lib/CBuildingHandler.cpp
+++ b/lib/CBuildingHandler.cpp
@@ -8,6 +8,8 @@
 #include <fstream>
 #include <assert.h>
 #include <boost/assign/list_of.hpp>
+#include <boost/foreach.hpp>
+#include "../lib/JsonNode.h"
 
 extern CLodHandler * bitmaph;
 
@@ -99,50 +101,33 @@ void CBuildingHandler::loadBuildings()
 		}
 	}
 	/////done reading BUILDING.TXT*****************************
+	const JsonNode config(DATA_DIR "/config/hall.json");
 
-	char line[100]; //bufor
-	std::ifstream ofs(DATA_DIR "/config/hall.txt");
-	int castles;
-	ofs>>castles;
-	for(int i=0;i<castles;i++)
+	BOOST_FOREACH(const JsonNode &town, config["town"].Vector())
 	{
-		int tid;
-		unsigned int it, box=0;
-		std::string pom;
-		ofs >> tid >> pom;
-		hall[tid].first = pom;
-		(hall[tid].second).resize(5); //rows
-		for(int j=0;j<5;j++)
-		{
-			box = it = 0;
-			ofs.getline(line,100);
-			if(!line[0] || line[0] == '\n' || line[0] == '\r')
-				ofs.getline(line,100);
-			std::string linia(line);
-			bool areboxes=true;
-			while(areboxes) //read all boxes
-			{
-				(hall[tid].second)[j].push_back(std::vector<int>()); //push new box
-				int seppos = linia.find_first_of('|',it); //position of end of this box data
-				if(seppos<0)
-					seppos = linia.length();
-				while(it<seppos)
-				{
-					int last = linia.find_first_of(' ',it);
-					std::istringstream ss(linia.substr(it,last-it));
-					it = last + 1;
-					ss >> last;
-					(hall[tid].second)[j][box].push_back(last);
-					areboxes = it; //wyzeruje jak nie znajdzie kolejnej spacji = koniec linii
-					if(!it)
-						it = seppos+1;
-				}
-				box++;
-				it+=2;
-			}
-		}
-	}
+		int tid = town["id"].Float();
 
+		hall[tid].first = town["image"].String();
+		(hall[tid].second).resize(5); //rows
+
+		int row_num = 0;
+		BOOST_FOREACH(const JsonNode &row, town["boxes"].Vector())
+		{
+			BOOST_FOREACH(const JsonNode &box, row.Vector())
+			{
+				(hall[tid].second)[row_num].push_back(std::vector<int>()); //push new box
+				std::vector<int> &box_vec = (hall[tid].second)[row_num].back();
+
+				BOOST_FOREACH(const JsonNode &value, box.Vector())
+				{
+					box_vec.push_back(value.Float());
+				}
+			}
+			row_num ++;
+		}
+
+		assert (row_num == 5);
+	}
 }
 
 CBuildingHandler::~CBuildingHandler()