diff --git a/kinectv1_wuerfel.pde b/kinectv1_wuerfel.pde
index 8ec1477..648924e 100644
--- a/kinectv1_wuerfel.pde
+++ b/kinectv1_wuerfel.pde
@@ -26,13 +26,14 @@ boolean enable_IRImage=false;
 boolean enable_colordepth=false;
 
 // Which pixels do we care about?
-int minDepth =  200;
-int maxDepth = 1000;
+int minDepth =  0;
+int maxDepth = 910;
 
 // What is the kinect's angle
 float angle;
 
-static int boxnum=19;
+static int boxnum=50; //maximum boxes
+int boxnumloaded=boxnum; //can be changes if less boxes are loaded from config
 color box[] = new color[boxnum];
 int boxid[] = new int[boxnum];
 PVector boxpos[] = new PVector[boxnum]; //center position of box
@@ -73,18 +74,21 @@ void setup() {
   
   for (int i=0;i<boxnum;i++) { //initialize boxpositions PVector
     boxpos[i]=new PVector();
+    boxsize[i]=new PVector();
     boxenabled[i]=false;
   }
   
   //default config
+  /*
   for (int i=0;i<boxnum;i++) { //initialize boxsizes
     boxsize[i]=new PVector();
     //boxsize[i].x=kinect.width/(boxnum+1);
     //boxsize[i].y=kinect.width/(boxnum+1);
     boxsize[i].x=kinect.width/(10+1);
     boxsize[i].y=kinect.width/(10+1);
-  }
+  }*/
   
+  /* for testing
   int _boxesperrow=10;
   for (int j=0;j<=int(boxnum/_boxesperrow);j++) {
     int _boxesthisrow=min(_boxesperrow,boxnum-j*_boxesperrow);
@@ -94,6 +98,7 @@ void setup() {
       boxenabled[i+j*10]=true;
     }
   }
+  */
   
   boxid[0]=15;
   boxid[1]=11;
@@ -163,7 +168,7 @@ void draw() {
   
   
 
-  for (int i=0;i<boxnum;i++) {
+  for (int i=0;i<boxnumloaded;i++) {
     float cpmean=0;
     int cpmeancounter=0;
     float cpmax=0;
@@ -359,7 +364,7 @@ void keyPressed() {
 }
 
 void sendToWuerfels() {
-  for (int i=0;i<boxnum;i++) {
+  for (int i=0;i<boxnumloaded;i++) {
     if (boxenabled[i]) {
       //print(str(i)+"="+str(brightness(box[i]))+", ");
       sPort.write("B,"+str(boxid[i])+","+str(fadetime)+","+int(red(box[i]))+","+int(green(box[i]))+","+int(blue(box[i]))+"\n");
@@ -382,9 +387,9 @@ void mouseClicked() {
 }
 
 void saveBoxConfig(){
-  String[] boxconfig=new String[boxnum];
-  for (int i=0;i<boxnum;i++) {
-    boxconfig[i]=boxid[i]+";"+float(1.0*boxpos[i].x/kinect.width)+";"+float(1.0*boxpos[i].y/kinect.height)+";"+float(1.0*boxsize[i].x/kinect.width)+";"+float(1.0*boxsize[i].y/kinect.height);
+  String[] boxconfig=new String[boxnumloaded];
+  for (int i=0;i<boxnumloaded;i++) {
+    boxconfig[i]=boxid[i]+";"+(1.0*boxpos[i].x/kinect.width)+";"+(1.0*boxpos[i].y/kinect.height)+";"+(1.0*boxsize[i].x/kinect.width)+";"+(1.0*boxsize[i].y/kinect.height);
   }
   saveStrings("boxconfig.txt", boxconfig);
   println("saved");
@@ -392,18 +397,20 @@ void saveBoxConfig(){
   infomessage="saved";
 }
 
+
 void loadBoxConfig(){
   String[] boxconfig = loadStrings("boxconfig.txt");
   for (int i=0;i<boxnum;i++) { //disable boxes
     boxenabled[i]=false;
   }
+  boxnumloaded = boxconfig.length;
   for (int i=0;i<min(boxconfig.length,boxnum);i++) {
     String[] _boxconfsplit=split(boxconfig[i], ';');
     boxid[i]=int(_boxconfsplit[0]);
-    boxpos[i].x=int(_boxconfsplit[1]*kinect.width);
-    boxpos[i].y=int(_boxconfsplit[2]*kinect.height);
-    boxsize[i].x=int(_boxconfsplit[3]*kinect.width);
-    boxsize[i].y=int(_boxconfsplit[4]*kinect.height);
+    boxpos[i].x=int(float(_boxconfsplit[1])*kinect.width);
+    boxpos[i].y=int(float(_boxconfsplit[2])*kinect.height);
+    boxsize[i].x=int(float(_boxconfsplit[3])*kinect.width);
+    boxsize[i].y=int(float(_boxconfsplit[4])*kinect.height);
     boxenabled[i]=true;
   }
   println("loaded");