diff --git a/pom.xml b/pom.xml
index dc1ea1f..b061892 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
 		<dependency>
 			<groupId>de.srsoftware</groupId>
 			<artifactId>tools</artifactId>
-			<version>1.1.6</version>
+			<version>1.1.7</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
@@ -48,6 +48,11 @@
 			<version>1.1.2</version>
 			<scope>compile</scope>
 		</dependency>
+		<dependency>
+		    <groupId>org.json</groupId>
+		    <artifactId>json</artifactId>
+		    <version>20200518</version>
+		</dependency>		
 	</dependencies>
 
 	<build>
diff --git a/src/main/java/de/srsoftware/web4rail/Plan.java b/src/main/java/de/srsoftware/web4rail/Plan.java
index 525417f..ae9d33f 100644
--- a/src/main/java/de/srsoftware/web4rail/Plan.java
+++ b/src/main/java/de/srsoftware/web4rail/Plan.java
@@ -11,6 +11,7 @@ import java.util.HashMap;
 import java.util.Map.Entry;
 import java.util.Vector;
 
+import org.json.JSONObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -67,13 +68,14 @@ public class Plan {
 		return new Tag("div").clazz("list").content(tiles.toString()).addTo(tileMenu);
 	}
 	
-	private Tile addTile(String clazz, String xs, String ys) throws ClassNotFoundException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, NoSuchMethodException, SecurityException {
+	private Tile addTile(String clazz, String xs, String ys, String configJson) throws ClassNotFoundException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, NoSuchMethodException, SecurityException {
 		int x = Integer.parseInt(xs);
 		int y = Integer.parseInt(ys);
 		if (clazz == null) throw new NullPointerException(TILE+" must not be null!");
 		Class<Tile> tc = Tile.class;		
 		clazz = tc.getName().replace(".Tile", "."+clazz);		
 		Tile tile = (Tile) tc.getClassLoader().loadClass(clazz).getDeclaredConstructor().newInstance();
+		if (configJson != null) tile.configure(new JSONObject(configJson));		
 		set(x, y, tile);
 		
 		return tile;
@@ -103,9 +105,12 @@ public class Plan {
 		BufferedReader br = new BufferedReader(new FileReader(file));
 		while (br.ready()) {
 			String line = br.readLine().trim();
-			String[] parts = line.split(":");
+			String[] parts = line.split(":",4);
 			try {
-				result.addTile(parts[2].trim(), parts[0].trim(), parts[1].trim());
+				String x = parts[0];
+				String y = parts[1];
+				String clazz = parts[2];
+				result.addTile(clazz, x, y, parts.length>3 ? parts[3] : null);
 			} catch (Exception e) {
 				LOG.warn("Was not able to load \"{}\":",line,e);
 			}
@@ -141,7 +146,7 @@ public class Plan {
 	}
 
 	private String moveTile(String direction, int x, int y) throws IOException {
-		LOG.debug("moveTile({},{},{})",direction,x,y);
+		//LOG.debug("moveTile({},{},{})",direction,x,y);
 		Vector<Tile> moved = null;
 		switch (direction) {
 			case EAST:
@@ -186,7 +191,7 @@ public class Plan {
 			if (action == null) throw new NullPointerException(ACTION+" should not be null!");
 			switch (action) {
 				case ACTION_ADD:
-					Tile tile = addTile(params.get(TILE),params.get(X),params.get(Y));
+					Tile tile = addTile(params.get(TILE),params.get(X),params.get(Y),null);
 					return t("Added {}",tile.getClass().getSimpleName());
 				case ACTION_MOVE:
 					return moveTile(params.get(DIRECTION),params.get(X),params.get(Y));
@@ -235,7 +240,12 @@ public class Plan {
 			for (Entry<Integer, Tile> row : column.getValue().entrySet()) {
 				int y = row.getKey();
 				Tile tile = row.getValue().position(x, y);
-				if (tile != null && !(tile instanceof Shadow)) br.append(x+":"+y+":"+tile.getClass().getSimpleName()+"\n");
+				if (tile != null && !(tile instanceof Shadow)) {
+					br.append(x+":"+y+":"+tile.getClass().getSimpleName());
+					JSONObject config = tile.config();
+					if (!config.isEmpty()) br.append(":"+config);
+					br.append("\n");
+				}
 			}
 		}
 		br.close();
diff --git a/src/main/java/de/srsoftware/web4rail/tiles/StretchableTile.java b/src/main/java/de/srsoftware/web4rail/tiles/StretchableTile.java
index 1260635..7523099 100644
--- a/src/main/java/de/srsoftware/web4rail/tiles/StretchableTile.java
+++ b/src/main/java/de/srsoftware/web4rail/tiles/StretchableTile.java
@@ -3,6 +3,8 @@ package de.srsoftware.web4rail.tiles;
 import java.util.HashMap;
 import java.util.Map.Entry;
 
+import org.json.JSONObject;
+
 import de.srsoftware.tools.Tag;
 import de.srsoftware.web4rail.Window;
 import de.srsoftware.web4rail.tags.Form;
@@ -11,6 +13,19 @@ public abstract class StretchableTile extends Tile {
 	private static final String LENGTH = "length";
 	public int length = 1;
 	
+	@Override
+	public JSONObject config() {
+		JSONObject config = super.config();
+		if (length != 1) config.put(LENGTH, length);
+		return config;
+	}
+	
+	@Override
+	public void configure(JSONObject config) {
+		super.configure(config);
+		if (config.has(LENGTH)) setLength(config.getInt(LENGTH));
+	}
+	
 	public Tag propMenu() {
 		Window menu = new Window("tile-properties",t("Properties of {} @ ({},{})",getClass().getSimpleName(),x,y));
 		Form form = new Form();
diff --git a/src/main/java/de/srsoftware/web4rail/tiles/Tile.java b/src/main/java/de/srsoftware/web4rail/tiles/Tile.java
index 8503b4d..f9dd6fd 100644
--- a/src/main/java/de/srsoftware/web4rail/tiles/Tile.java
+++ b/src/main/java/de/srsoftware/web4rail/tiles/Tile.java
@@ -7,6 +7,7 @@ import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Scanner;
 
+import org.json.JSONObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -26,6 +27,12 @@ public abstract class Tile {
 		classes.add(getClass().getSimpleName());
 	}
 	
+	public JSONObject config() {
+		return new JSONObject();
+	}
+
+	public void configure(JSONObject config) {}
+	
 	public int height() {
 		return 1;
 	}