diff --git a/slsDetectorSoftware/gotthardDetectorServer/Makefile b/slsDetectorSoftware/gotthardDetectorServer/Makefile
index d0c04cf0a..976c997df 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/Makefile
+++ b/slsDetectorSoftware/gotthardDetectorServer/Makefile
@@ -6,7 +6,7 @@
 CROSS  = bfin-uclinux-
 CC    = $(CROSS)gcc
 
-CFLAGS += -Wall  -DMCB_FUNCS -DVERBOSE #-DVERYVERBOSE #-DVIRTUAL
+CFLAGS += -Wall  -DMCB_FUNCS #-DVERBOSE #-DVERYVERBOSE #-DVIRTUAL
 
 #INCLUDES= /usr/src/kernels/2.6.18-238.12.1.el5-i686/include
 #/home/l_maliakal_d/bfin/blackfin-linux-dist/linux-2.6.x/include
diff --git a/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c b/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
index ff5948a90..0d77fd9fb 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
+++ b/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
@@ -880,6 +880,24 @@ int64_t getMeasurementTime(){
 
 
 
+
+int loadImage(int index, short int ImageVals[]){
+	u_int32_t address;
+	switch (index) {
+	case DARK_IMAGE :
+		address = DARK_IMAGE_REG;
+		break;
+	case GAIN_IMAGE :
+		address = GAIN_IMAGE_REG;
+		break;
+	}
+	int *ptr=(u_int16_t*)(CSP0BASE+address*2);
+	dma_memcpy(ptr,ImageVals ,2560);
+	return 0;
+}
+
+
+
 int64_t getProbes(){
   u_int32_t shiftin=bus_r(GET_SHIFT_IN_REG);
   u_int32_t np=(shiftin >>PROBES_OFF) & PROBES_MASK;
@@ -1185,9 +1203,9 @@ int configureMAC(int ipad,long long int macad,long long int servermacad,int ival
   while (sum>>16) sum = (sum & 0xffff) + (sum >> 16);// Fold 32-bit sum to 16 bits 
   checksum = (~sum)&0xffff;
   mac_conf_regs->ip.ip_chksum   =  checksum;
-#ifdef VERBOSE
+  //#ifdef VERBOSE
   printf("IP header checksum is 0x%x s\n",checksum);
-#endif
+  //#endif
 
   mac_conf_regs->udp.udp_srcport      = 0xE185;
   mac_conf_regs->udp.udp_destport     = 0xC351;
diff --git a/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.h b/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.h
index 3bef1d5a7..9a4de9b59 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.h
+++ b/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.h
@@ -91,6 +91,8 @@ int64_t setProgress();
 int64_t getActualTime();
 int64_t getMeasurementTime();
 
+int loadImage(int index, short int ImageVals[]);
+
 u_int32_t runBusy(void); 
 u_int32_t runState(void); 
 u_int32_t dataPresent(void); 
diff --git a/slsDetectorSoftware/gotthardDetectorServer/registers_g.h b/slsDetectorSoftware/gotthardDetectorServer/registers_g.h
index bcd26202b..06d7f2f17 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/registers_g.h
+++ b/slsDetectorSoftware/gotthardDetectorServer/registers_g.h
@@ -94,6 +94,13 @@
 
 
 
+
+//image
+#define DARK_IMAGE_REG     0x81<<11
+#define GAIN_IMAGE_REG     0x82<<11
+
+
+
 //not used so far
 #define SPEED_REG        0x006000
 #define SET_NBITS_REG    0x008000
diff --git a/slsDetectorSoftware/gotthardDetectorServer/server.c b/slsDetectorSoftware/gotthardDetectorServer/server.c
index 58e7962a0..71d0777b2 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/server.c
+++ b/slsDetectorSoftware/gotthardDetectorServer/server.c
@@ -69,9 +69,9 @@ int main(int argc, char *argv[])
     printf("Conenction accepted\n");
 #endif
     retval=decode_function(fd);
-    //#ifdef VERY_VERBOSE
+#ifdef VERY_VERBOSE
     printf("function executed\n");
-    //#endif
+#endif
     closeConnection(fd);
 #ifdef VERY_VERBOSE
     printf("connection closed\n");
diff --git a/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c b/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c
index 509102477..1092b5a74 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c
+++ b/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c
@@ -160,6 +160,7 @@ int function_table() {
   flist[F_GET_LAST_CLIENT_IP]=&get_last_client_ip;
   flist[F_UPDATE_CLIENT]=&update_client;
   flist[F_CONFIGURE_MAC]=&configure_mac;
+  flist[F_LOAD_IMAGE]=&load_image;
 #ifdef VERBOSE
   /*  for (i=0;i<256;i++){
     printf("function %d located at %x\n",i,flist[i]);
@@ -933,7 +934,7 @@ int set_dac(int file_des) {
 	}
 
 	if (ret==OK) {
-		if (differentClients==1 && lockStatus==1 && val!=-1) {
+		if (differentClients==1 && lockStatus==1) {
 			ret=FAIL;
 			sprintf(mess,"Detector locked by %s\n",lastClientIP);
 		} else{
@@ -2781,3 +2782,77 @@ int configure_mac(int file_des) {
   return ret; 
 
 }
+
+
+
+int load_image(int file_des) {
+	int retval;
+	int ret=OK;
+	int n;
+	int index;
+	short int ImageVals[1280];
+
+	sprintf(mess,"Can't load image\n");
+
+	n = receiveDataOnly(file_des,index,sizeof(index));
+	if (n < 0) {
+		sprintf(mess,"Error reading from socket\n");
+		ret=FAIL;
+	}
+
+	n = receiveDataOnly(file_des,ImageVals,sizeof(ImageVals));
+	if (n < 0) {
+		sprintf(mess,"Error reading from socket\n");
+		ret=FAIL;
+	}
+
+	switch (index) {
+	case DARK_IMAGE :
+#ifdef VERBOSE
+		printf(" Loading Dark image\n");
+#endif
+		break;
+	case GAIN_IMAGE :
+#ifdef VERBOSE
+		printf(" Loading Dark image\n");
+#endif
+		break;
+	default:
+		printf("Unknown index %d\n",index);
+		sprintf(mess,"Unknown index %d\n",index);
+		ret=FAIL;
+	}
+
+	printf("%d\n%d\n",ImageVals[0],ImageVals[1]);
+
+	if (ret==OK) {
+		if (differentClients==1 && lockStatus==1) {
+			ret=FAIL;
+			sprintf(mess,"Detector locked by %s\n",lastClientIP);
+		} else{
+			retval=loadImage(index,ImageVals);
+			if (retval= -1)
+				ret = FAIL;
+		}
+	}
+
+	if(ret==FAIL)
+		printf("Loading image failed\n");
+	else{
+		if (differentClients)
+			ret=FORCE_UPDATE;
+	}
+
+	/* send answer */
+	/* send OK/failed */
+	n = sendDataOnly(file_des,&ret,sizeof(ret));
+	if (ret!=FAIL) {
+		/* send return argument */
+		n += sendDataOnly(file_des,&retval,sizeof(retval));
+	} else {
+		n += sendDataOnly(file_des,mess,sizeof(mess));
+	}
+
+	/*return ok/fail*/
+	return ret;
+}
diff --git a/slsDetectorSoftware/gotthardDetectorServer/server_funcs.h b/slsDetectorSoftware/gotthardDetectorServer/server_funcs.h
index 3696e4468..9ef304923 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/server_funcs.h
+++ b/slsDetectorSoftware/gotthardDetectorServer/server_funcs.h
@@ -75,4 +75,6 @@ int update_client(int);
 int send_update(int);
 int configure_mac(int);
 
+int load_image(int);
+
 #endif