diff --git a/iguana/exchanges777.h b/iguana/exchanges777.h
index 45aed67d7..c888a05d1 100755
--- a/iguana/exchanges777.h
+++ b/iguana/exchanges777.h
@@ -24,7 +24,7 @@
 
 #define INSTANTDEX_DECKSIZE 777
 #define INSTANTDEX_HOPS 2
-#define INSTANTDEX_DURATION 60
+#define INSTANTDEX_DURATION 30
 
 #define INSTANTDEX_ORDERSTATE_IDLE 0
 #define INSTANTDEX_ORDERSTATE_HAVEOTHERFEE 1
@@ -41,7 +41,7 @@
 #define INSTANTDEX_BTCD "RThtXup6Zo7LZAi8kRWgjAyi1s4u6U9Cpf"
 #define INSTANTDEX_MINPERC 50
 
-#define INSTANTDEX_OFFERDURATION 120
+#define INSTANTDEX_OFFERDURATION 60
 #define INSTANTDEX_LOCKTIME 3600
 
 #define EXCHANGES777_MINPOLLGAP 1
diff --git a/iguana/iguana_instantdex.c b/iguana/iguana_instantdex.c
index f9c823fdd..d4f1ed332 100755
--- a/iguana/iguana_instantdex.c
+++ b/iguana/iguana_instantdex.c
@@ -437,12 +437,11 @@ char *instantdex_sendcmd(struct supernet_info *myinfo,struct instantdex_offer *o
     //printf("extralen.%d datalen.%d slen.%d olen.%d\n",extralen,datalen,slen,olen);
     if ( extralen > 0 )
     {
-        char str[65];
         memcpy(&msg->serialized[slen + olen],extraser,extralen);
         len = 0;
         if ( serflag == 1 )
         {
-            printf("send deck (%llx %llx)\n",(long long)swap->deck[0][0],(long long)swap->deck[0][1]);
+            //printf("send deck (%llx %llx)\n",(long long)swap->deck[0][0],(long long)swap->deck[0][1]);
             while ( len < extralen )
             {
                 memcpy(&x,&((uint8_t *)extraser)[len],sizeof(x));
@@ -458,8 +457,8 @@ char *instantdex_sendcmd(struct supernet_info *myinfo,struct instantdex_offer *o
                 for (j=0; j<32; j++)
                     ((uint8_t *)extraser)[len++] = tmphash.bytes[j];
                 //iguana_rwbignum(1,&((uint8_t *)extraser)[len],sizeof(bits256),tmphash.bytes);
-                if ( len == 0 )
-                    printf("ser privkeys0 %s\n",bits256_str(str,*(bits256 *)extraser));
+                //if ( len == 0 )
+                //    printf("ser privkeys0 %s\n",bits256_str(str,*(bits256 *)extraser));
                 len += sizeof(bits256);
             }
         }
diff --git a/iguana/swaps/iguana_BTCswap.c b/iguana/swaps/iguana_BTCswap.c
index 261ae9b8a..d6882fdbe 100755
--- a/iguana/swaps/iguana_BTCswap.c
+++ b/iguana/swaps/iguana_BTCswap.c
@@ -527,6 +527,7 @@ void instantdex_privkeyextract(struct supernet_info *myinfo,struct bitcoin_swapi
                     if ( otherpubkey[0] == 0x02 )
                     {
                         swap->privBn = swap->privkeys[i];
+                        calc_rmd160_sha256(swap->secretBn,swap->privBn.bytes,sizeof(swap->privBn));
                         swap->pubBn = bitcoin_pubkey33(myinfo->ctx,pubkey,swap->privBn);
                     } else printf("wrong first byte.%02x\n",otherpubkey[0]);
                 }
@@ -535,6 +536,7 @@ void instantdex_privkeyextract(struct supernet_info *myinfo,struct bitcoin_swapi
                     if ( otherpubkey[0] == 0x03 )
                     {
                         swap->privAm = swap->privkeys[i];
+                        calc_rmd160_sha256(swap->secretAm,swap->privAm.bytes,sizeof(swap->privAm));
                         swap->pubAm = bitcoin_pubkey33(myinfo->ctx,pubkey,swap->privAm);
                     } else printf("wrong first byte.%02x\n",otherpubkey[0]);
                 }
@@ -608,7 +610,7 @@ void instantdex_swapbits256update(bits256 *txidp,cJSON *argjson,char *fieldname)
 
 void instantdex_newjson(struct supernet_info *myinfo,struct bitcoin_swapinfo *swap,cJSON *newjson)
 {
-    uint8_t pubkey[33],*secret160; int32_t deckflag; char secretstr[41],*field; bits256 priv;
+    uint8_t pubkey[33],*secret160; int32_t deckflag; char secretstr[41],*field;
     deckflag = (newjson != 0 && swap->otherchoosei < 0) ? 1 : 0;
     if ( instantdex_pubkeyargs(myinfo,swap,2 + deckflag*INSTANTDEX_DECKSIZE,myinfo->persistent_priv,swap->myorderhash,0x02+instantdex_isbob(swap)) != 2 + deckflag*INSTANTDEX_DECKSIZE )
         printf("ERROR: couldnt generate pubkeys deckflag.%d\n",deckflag);
@@ -622,26 +624,21 @@ void instantdex_newjson(struct supernet_info *myinfo,struct bitcoin_swapinfo *sw
         {
             secret160 = swap->secretBn;
             field = "secretBn";
-            priv = swap->privBn;
         }
         else
         {
             secret160 = swap->secretAm;
             field = "secretAm";
-            priv = swap->privAm;
-        }
-        if ( bits256_nonz(priv) != 0 )
-        {
-            calc_rmd160_sha256(secret160,priv.bytes,sizeof(priv));
-            init_hexbytes_noT(secretstr,secret160,20);
-            jaddstr(newjson,field,secretstr);
         }
+        init_hexbytes_noT(secretstr,secret160,20);
+        jaddstr(newjson,field,secretstr);
+        printf("send secretstr.(%s)\n",secretstr);
     }
-    if ( swap->myfee != 0 && jobj(newjson,"feetx") == 0 && (swap->otherhavestate & INSTANTDEX_ORDERSTATE_HAVEOTHERFEE) == 0 )
+    if ( jobj(newjson,"feetx") == 0 && swap->myfee != 0 ) // &&  (swap->otherhavestate & INSTANTDEX_ORDERSTATE_HAVEOTHERFEE) == 0 )
     {
         jaddbits256(newjson,"feetxid",swap->myfee->txid);
         jaddstr(newjson,"feetx",swap->myfee->txbytes);
-        printf("add feetx to newjson have.%x\n",swap->havestate);
+        //printf("add feetx to newjson have.%x\n",swap->havestate);
     }
     if ( instantdex_isbob(swap) == 0 )
     {