diff --git a/game/dialogy.c b/game/dialogy.c
index 571d06d..98a5792 100644
--- a/game/dialogy.c
+++ b/game/dialogy.c
@@ -164,7 +164,8 @@ static void dialog_anim(va_list args)
   mgif_install_proc(animace_kouzla);
   const char *ch = build_pathname(2,gpathtable[SR_DIALOGS], block);
   free(block);
-  aptr=load_file(ch);
+  size_t loadsize;
+  aptr=load_file(ch, &loadsize);
   do
      {
      anm=open_mgif(aptr);
diff --git a/game/enemy.c b/game/enemy.c
index 5ad7a49..597976f 100644
--- a/game/enemy.c
+++ b/game/enemy.c
@@ -460,72 +460,75 @@ int mob_vyber_vychod(int r,int sector,int dir,char alone,char mobile)
   return dir;
   }
 
-char je_mozne_videt(int sector1,int sector2,int flag)
-  {
-  int x1,y1;
-  int x2,y2;
-  int xs,ys;
-  int x,y,ly,s;
+char je_mozne_videt(int sector1, int sector2, int flag) {
+    int x1, y1;
+    int x2, y2;
+    int xs, ys;
+    int x, y, ly, s;
 
-  if (map_coord[sector1].layer!=map_coord[sector2].layer) return 0;
-  x1=map_coord[sector1].x;x2=map_coord[sector2].x;
-  y1=map_coord[sector1].y;y2=map_coord[sector2].y;
-  xs=x1-x2;
-  ys=y1-y2;
-  if (xs==0 && ys==0) return 1;
-  s=sector1;
-  ly=0;
-  if (xs>=0)
-     {
-     for(x=0;x<=xs;x++)
-        {
-        y=(x+1)*ys/(xs+1);
-        while (y>ly)
-           if ((map_sides[(s<<2)].flags & flag)!=(unsigned)flag)
-              {
-              s=map_sectors[s].step_next[0];
-              ly++;
-              }
-           else return 0;
-        while (y<ly)
-           if ((map_sides[(s<<2)+2].flags & flag)!=(unsigned)flag)
-              {
-              s=map_sectors[s].step_next[2];
-              ly--;
-              }
-           else return 0;
-        if (x!=xs) {
-           if ((map_sides[(s<<2)+3].flags & flag)!=(unsigned)flag) s=map_sectors[s].step_next[3];
-        } else return 0;
+    if (map_coord[sector1].layer != map_coord[sector2].layer)
+        return 0;
+    x1 = map_coord[sector1].x;
+    x2 = map_coord[sector2].x;
+    y1 = map_coord[sector1].y;
+    y2 = map_coord[sector2].y;
+    xs = x1 - x2;
+    ys = y1 - y2;
+    if (xs == 0 && ys == 0)
+        return 1;
+    s = sector1;
+    ly = 0;
+    if (xs >= 0) {
+        for (x = 0; x <= xs; x++) {
+            y = (x + 1) * ys / (xs + 1);
+            while (y > ly) {
+                if ((map_sides[(s << 2)].flags & flag) != (unsigned) flag) {
+                    s = map_sectors[s].step_next[0];
+                    ly++;
+                } else
+                    return 0;
+            }
+            while (y < ly) {
+                if ((map_sides[(s << 2) + 2].flags & flag) != (unsigned) flag) {
+                    s = map_sectors[s].step_next[2];
+                    ly--;
+                } else
+                    return 0;
+            }
+            if (x != xs) {
+                if ((map_sides[(s << 2) + 3].flags & flag) != (unsigned) flag) {
+                    s = map_sectors[s].step_next[3];
+                } else {
+                    return 0;
+                }
+            }
         }
-     }
-  else
-  if (xs<0)
-     {
-     for(x=0;x>=xs;x--)
-        {
-        y=(x-1)*ys/(xs-1);
-        while (y>ly)
-           if ((map_sides[(s<<2)].flags & flag)!=(unsigned)flag)
-              {
-              s=map_sectors[s].step_next[0];
-              ly++;
-              }
-           else return 0;
-        while (y<ly)
-           if ((map_sides[(s<<2)+2].flags & flag)!=(unsigned)flag)
-              {
-              s=map_sectors[s].step_next[2];
-              ly--;
-              }
-           else return 0;
-        if (x!=xs) {
-           if ((map_sides[(s<<2)+1].flags & flag)!=(unsigned)flag) s=map_sectors[s].step_next[1];
-        } else return 0;
+    } else if (xs < 0) {
+        for (x = 0; x >= xs; x--) {
+            y = (x - 1) * ys / (xs - 1);
+            while (y > ly)
+                if ((map_sides[(s << 2)].flags & flag) != (unsigned) flag) {
+                    s = map_sectors[s].step_next[0];
+                    ly++;
+                } else
+                    return 0;
+            while (y < ly)
+                if ((map_sides[( s << 2) + 2].flags & flag) != (unsigned) flag) {
+                    s = map_sectors[s].step_next[2];
+                    ly--;
+                } else
+                    return 0;
+            if (x != xs) {
+                if ((map_sides[(s << 2) + 1].flags & flag) != (unsigned) flag) {
+                    s = map_sectors[s].step_next[1];
+                } else {
+                    return 0;
+                }
+            }
         }
-     }
-  return s==sector2;
-  }
+    }
+    return s == sector2;
+}
 
 int q_vidis_postavu(int sector,int dir,TMOB *p,int *otocit_se,char ret)
   {
diff --git a/game/interfac.c b/game/interfac.c
index c3ed1e1..60351ea 100644
--- a/game/interfac.c
+++ b/game/interfac.c
@@ -1485,9 +1485,10 @@ int smlouvat(int cena,int puvod,int pocet,int money,char mode)
   int temp1,temp2;
 
   cena,puvod,pocet,money;text[0]=0;text[1]=0;
-  add_window(170,130,300,150,H_IDESKA,3,20,20);
+  set_font(H_FBOLD,RGB555(31,31,31));
+  add_window(170,130,300,100,H_WINTXTR,3,20,20);
   define(-1,10,15,1,1,0,label,texty[241]);
-  set_font(H_FBOLD,RGB555(31,31,31));define(-1,150,15,100,13,0,label,int2ascii(cena,buffer,10));
+  define(-1,150,15,100,13,0,label,int2ascii(cena,buffer,10));
   set_font(H_FBOLD,MSG_COLOR1);
   define(-1,10,30,1,1,0,label,texty[238]);
   define(10,150,30,100,13,0,input_line,8);property(def_border(5,BAR_COLOR),NULL,NULL,0);set_default("");
diff --git a/game/inv.c b/game/inv.c
index 719e930..73e59ee 100644
--- a/game/inv.c
+++ b/game/inv.c
@@ -1534,6 +1534,9 @@ void write_pocet_sipu()
   }
 
 
+static const void *shop_keeper_picture = NULL;
+
+
 void redraw_inventory()
   {
   update_mysky();
@@ -2430,12 +2433,12 @@ static void shop_mouse_event(EVENT_MSG *msg,void **unused)
 
   }
 
-static __inline void copy_data(char **src, void *target, int size) {
+static __inline void copy_data(const char **src, void *target, int size) {
     memcpy(target, *src, size);
     (*src)+=size;
 }
 
-static char * load_TSHOP(char *binary, TSHOP *target) {
+static const char * load_TSHOP(const char *binary, TSHOP *target) {
     copy_data(&binary, target->keeper, 16);
     copy_data(&binary, target->picture, 13);
     copy_data(&binary, &target->koef, 4);
@@ -2447,7 +2450,7 @@ static char * load_TSHOP(char *binary, TSHOP *target) {
     return binary;
 }
 
-static char * load_TPRODUCT(char *binary, TPRODUCT *target) {
+static const char * load_TPRODUCT(const char *binary, TPRODUCT *target) {
     copy_data(&binary, &target->item, 2);
     copy_data(&binary, &target->cena, 4);
     copy_data(&binary, &target->trade_flags, 2);
@@ -2456,16 +2459,17 @@ static char * load_TPRODUCT(char *binary, TPRODUCT *target) {
     return binary;
 }
 
-static void rebuild_shops(void)
+static void rebuild_shops(const void *shop_ptr)
   {
-  char *c=(char *)shop_hacek;
+  const char *c=(const char *)shop_ptr;
   int i;
 
   SEND_LOG("(SHOP) Rebuilding shops....");
   if (shop_list!=NULL) free(shop_list);
+  max_shops = *(const int32_t *)c;
   shop_list=NewArr(TSHOP *,max_shops);
   c+=4;
-  char *d = c;
+  const char *d = c;
   size_t reqsize  = 0;
   size_t products = 0;
   for(i=0;i<max_shops;i++) {
@@ -2509,24 +2513,14 @@ static void rebuild_shops(void)
 void load_shops(void)
   {
 
-  int *d;
   if (!test_file_exist(SR_MAP,SHOP_NAME))
      {
      shop_hacek=NULL;
      shop_list=NULL;
      return;
      }
-  shop_hacek=afile(SHOP_NAME,SR_MAP,&shop_hacek_size);
-  d=shop_hacek;
-  max_shops=*d;
-  if (!max_shops)
-     {
-     free(shop_hacek);
-     shop_hacek=NULL;
-     shop_list=NULL;
-     return;
-     }
-  rebuild_shops();
+  const void *sh=afile(SHOP_NAME,SR_MAP,&shop_hacek_size);
+  rebuild_shops(sh);
   }
 
 static int32_t *get_product_count(const TPRODUCT *p) {
@@ -2660,6 +2654,7 @@ static void redraw_shop()
   info_box_drawed=0;
   if (info_box_below!=NULL) free(info_box_below);
   info_box_below=NULL;
+  if (shop_keeper_picture) put_picture(5,SCREEN_OFFLINE,shop_keeper_picture);
   ms_last_event.event_type=0x1;send_message(E_MOUSE,&ms_last_event);
   ukaz_mysku();
   showview(0,0,0,0);
@@ -2778,10 +2773,14 @@ char shop_keeper_click(int id, int xa, int ya, int xr, int yr) {
                 sprintf(c, texty[102], price);
                 p = message(3, 0, 1, texty[118], c, texty[77], texty[230],
                         texty[78]);
-                if (p == 2)
+                if (p == 2) {
                     price = -1;
-                if (p == 1)
+                }
+                if (p == 1) {
+                    redraw_shop();
                     price = smlouvat(price, pp->cena, *get_product_count(pp), money, 0);
+
+                }
                 if (price >= 0) {
                     play_sample_at_channel(H_SND_OBCHOD, 1, 100);
                     buy_item(z);
@@ -2834,18 +2833,24 @@ char shop_bag_click(int id,int xa,int ya,int xr,int yr)
   if (pp==NULL) return 0;
   mouse_set_cursor(H_MS_DEFAULT);
   if (!price) return 0;
-  if (price>money)
-     {
-     p=message(2,0,0,"",texty[104],texty[230],texty[78]);
-     if (!p) price=smlouvat(price,pp->cena,*get_product_count(pp),money,1);else price=-1;
-     }
-  else
-     {
-     sprintf(s,texty[101],price);
-     p=message(3,0,1,texty[118],s,texty[77],texty[230],texty[78]);
-     if (p==1) price=smlouvat(price,pp->cena,*get_product_count(pp),money,1);else
-     if (p==2) price=-1;
-     }
+    if (price > money) {
+        p = message(2, 0, 0, "", texty[104], texty[230], texty[78]);
+        if (!p) {
+            redraw_shop();
+            price = smlouvat(price, pp->cena, *get_product_count(pp), money, 1);
+        } else {
+            price = -1;
+        }
+    } else {
+        sprintf(s, texty[101], price);
+        p = message(3, 0, 1, texty[118], s, texty[77], texty[230], texty[78]);
+        if (p == 1) {
+            redraw_shop();
+            price = smlouvat(price, pp->cena, *get_product_count(pp), money, 1);
+        } else if (p == 2) {
+            price = -1;
+        }
+    }
   if (price>=0)
         {
         play_sample_at_channel(H_SND_OBCHOD,1,100);
@@ -2887,7 +2892,6 @@ void wire_shop()
   {
   int32_t size;
   static TSHOP *last_shop=NULL;
-  static void *pic=NULL;
   mute_all_tracks(0);
   old_inv_view_mode=inv_view_mode;
   inv_view_mode=0;
@@ -2895,10 +2899,10 @@ void wire_shop()
   schovej_mysku();
   if (last_shop!=cur_shop)
      {
-     free(pic);pic=afile(cur_shop->picture,SR_DIALOGS,&size);
+     ablock_free(shop_keeper_picture);
+     shop_keeper_picture=afile(cur_shop->picture,SR_DIALOGS,&size);
      last_shop=cur_shop;
      }
-  if (cur_shop->picture[0]) put_picture(5,SCREEN_OFFLINE,pic);
   send_message(E_ADD,E_MOUSE,shop_mouse_event);
   unwire_proc=unwire_shop;
   change_click_map(clk_shop,CLK_SHOP);
diff --git a/game/skeldal.c b/game/skeldal.c
index 06906c0..cb6d3d4 100644
--- a/game/skeldal.c
+++ b/game/skeldal.c
@@ -1233,14 +1233,7 @@ static void configure(char *filename)
 */
 static int update_config(void)
   {
-  SEND_LOG("(GAME) Updating config. file '%s'",CONFIG_NAME);
-  add_field_num(&cur_config,sinit[1].heslo,zoom_speed(-1));
-  add_field_num(&cur_config,sinit[2].heslo,turn_speed(-1));
-  if (check_snd_effect(SND_MUSIC)) add_field_num(&cur_config,sinit[3].heslo,get_snd_effect(SND_MUSIC));
-  if (check_snd_effect(SND_GFX)) add_field_num(&cur_config,sinit[4].heslo,get_snd_effect(SND_GFX));
-  add_field_num(&cur_config,sinit[9].heslo,level_preload);
-  add_field_num(&cur_config,sinit[13].heslo,autosave_enabled);
-  save_config(cur_config,CONFIG_NAME);
+
 
   return 0;
   }
diff --git a/libs/basicobj.c b/libs/basicobj.c
index 26e398b..09dcafc 100644
--- a/libs/basicobj.c
+++ b/libs/basicobj.c
@@ -816,6 +816,7 @@ void input_line_event(EVENT_MSG *msg,OBJREC *o)
 
 void input_line_done(OBJREC *o) {
     free(o->userptr);
+    o->userptr = NULL;
 }
 
 
diff --git a/libs/gui.c b/libs/gui.c
index 2db3d70..9875c59 100644
--- a/libs/gui.c
+++ b/libs/gui.c
@@ -606,7 +606,11 @@ void do_it_events(EVENT_MSG *msg,void **user_data)
   if (msg->msg==E_INIT) return;
   if (desktop==NULL) {exit_wait=1;return;}
   change_flag=0;f_cancel_event=0;
-  if (o_aktual!=NULL)o_aktual->on_event(msg,o_aktual);
+  if (o_aktual!=NULL) {
+      EVENT_MSG mcpy = clone_message(msg);
+      o_aktual->on_event(&mcpy,o_aktual);
+      destroy_message(&mcpy);
+  }
   if (msg->msg==E_MOUSE)
      {
      *oz=1;
@@ -665,11 +669,13 @@ void do_it_events(EVENT_MSG *msg,void **user_data)
   if (msg->msg==E_KEYBOARD)
       {
      *oz=1;
+     EVENT_MSG cmsg = clone_message(msg);
       if (o_aktual!=NULL)
         {
         o_aktual->call_event(msg,o_aktual);
         }
-      int code = va_arg(msg->data, int);
+      int code = va_arg(cmsg.data, int);
+      destroy_message(&cmsg);
      if ((code>>8)==0xf && waktual->idlist!=NULL)
         {
         if (o_aktual==NULL) o_aktual=get_last_id();
diff --git a/libs/memman.c b/libs/memman.c
index f3e46e5..5dcd299 100644
--- a/libs/memman.c
+++ b/libs/memman.c
@@ -90,7 +90,7 @@ void *getmem(int32_t size)
   }
 
 
-void *load_file(const char *filename)
+void *load_file(const char *filename, size_t *sz)
   {
   FILE *f;
   int32_t *p;
@@ -109,7 +109,7 @@ void *load_file(const char *filename)
   p=(void *)getmem(size);
   if (fread(p,1,size,f)!=size) load_error(filename);
   fclose(f);
-  last_load_size=size;
+  *sz=size;
   return p;
   }
 
@@ -377,7 +377,7 @@ THANDLE_DATA *def_handle(int handle,const char *filename,ABLOCK_DECODEPROC decom
   return h;
   }
 
-void *afile(char *filename,int group,int32_t *blocksize)
+const void *afile(char *filename,int group,int32_t *blocksize)
   {
   char *d;
   int32_t entr;
@@ -393,24 +393,31 @@ void *afile(char *filename,int group,int32_t *blocksize)
 		 const void *hnd;
 		 SEND_LOG("(LOAD) Afile is loading file '%s' from group %d",d,group);
 		 if (entr<0) entr=-entr,hnd=patch_m;else hnd=bmf_m;
-		 const int32_t * szptr = (const int32_t *)hnd;
+		 const int32_t * szptr = (const int32_t *)((const char *)hnd+entr);
 		 *blocksize = *szptr;
-		 void *ret = getmem(*blocksize);
-		 memcpy(ret, szptr+1, *blocksize);
-		 return ret;
+		 return szptr+1;
      }
   else if (mman_pathlist!=NULL)
      {
       const char *name = build_pathname(2,mman_pathlist[group],d);
+      size_t sz;
 
      SEND_LOG("(LOAD) Afile is loading file '%s' from disk (group %d)",d,group);
-     p=load_file(name);
-     *blocksize=last_load_size;
+     p=load_file(name, &sz);
+     *blocksize=sz;
      }
   else return NULL;
   return p;
   }
 
+void *afile_copy(char *filename,int group,int32_t *blocksize) {
+    const void *ptr = afile(filename, group, blocksize);
+    if (need_to_be_free(ptr)) return (void *)ptr;
+    void *cpy = getmem(*blocksize);
+    memcpy(cpy, ptr, *blocksize);
+    return cpy;
+}
+
 
 static void decompress_data(THANDLE_DATA *h) {
     if (h->loadproc) {
@@ -452,10 +459,11 @@ const void *ablock(int handle)
            {
            if (h->src_file[0]!=0)
               {
+               size_t sz;
               if (mman_action!=NULL) mman_action(MMA_READ);
               const char *name = build_pathname(2,mman_pathlist[h->path], h->src_file);
-              p=load_file(name);
-              s=last_load_size;
+              p=load_file(name, &sz);
+              s=sz;
               }
            else
               {
@@ -795,19 +803,6 @@ int32_t get_handle_size(int handle)
   }
  */
 
-FILE *afiletemp(char *filename, int group)
-  {
-  int32_t size;
-  void *p=afile(filename,group,&size);
-  FILE *f;
-  if (p==NULL) return NULL;
-  f=tmpfile();
-  if (f==NULL) {free(p);return NULL;}
-  fwrite(p,size,1,f);
-  fseek(f,0,SEEK_SET);
-  return f;
-  }
-
 void ablock_free(const void *ptr) {
     if (need_to_be_free(ptr)) free((void *)ptr);
 }
diff --git a/libs/memman.h b/libs/memman.h
index 689e703..b7d159c 100644
--- a/libs/memman.h
+++ b/libs/memman.h
@@ -81,7 +81,7 @@ extern int memman_handle; //cislo handle naposled zpracovavaneho prikazem ablock
 extern char mman_patch;    //jednicka zapina moznost pouziti patchu
 void *getmem(int32_t size);        //alokace pameti pres memman. alokovat pomoci malloc lze ale hrozi nebezpeci ze vrati NULL
 void *grealloc(void *m,int32_t size); //realokace pameti pres memman
-void *load_file(const char *filename); //obycejne natahne soubor do pameti a vrati ukazatel.
+void *load_file(const char *filename, size_t *size); //obycejne natahne soubor do pameti a vrati ukazatel.
 void init_manager(const char *filename,const char *swp); //inicializuje manager. Jmeno filename i swapname nejsou povinne (musi byt NULL kdyz nejsou pouzity)
 void def_mman_group_table(const char ** ); //define pointer to table of paths, for each group there is path
 THANDLE_DATA *def_handle(int handle,const char *filename,ABLOCK_DECODEPROC decompress,char path); //deklaruje rukojet. promenna decompress je ukazatel na funkci ktera upravi data pred vracenim ukazatele
@@ -98,7 +98,8 @@ THANDLE_DATA *zneplatnit_block(int handle); //zneplatni data bloku
 THANDLE_DATA *get_handle(int handle); //vraci informace o rukojeti
 int find_handle(const char *name,void *decomp);   //hleda mezi rukojeti stejnou definici
 int test_file_exist(int group,char *filename); //testuje zda soubor existuje v ramci mmanageru
-void *afile(char *filename,int group,int32_t *blocksize); //nahraje do pameti soubor registrovany v ramci mmanageru
+const void *afile(char *filename,int group,int32_t *blocksize); //nahraje do pameti soubor registrovany v ramci mmanageru
+void *afile_copy(char *filename,int group,int32_t *blocksize); //nahraje do pameti soubor registrovany v ramci mmanageru
 int32_t get_handle_size(int handle);
 //void get_mem_info(MEMORYSTATUS *mem);
 void ablock_free(const void *ptr);
@@ -106,7 +107,6 @@ void ablock_free(const void *ptr);
 
 int read_group(int index);
 char add_patch_file(char *filename);  //pripojuje zaplatu
-FILE *afiletemp(char *filename, int group);
 
 
 #define MMA_READ 1
diff --git a/platform/int2ascii.c b/platform/int2ascii.c
index 5c3e7f3..4014828 100644
--- a/platform/int2ascii.c
+++ b/platform/int2ascii.c
@@ -6,7 +6,7 @@ static char *render_int(char *where, int i, int radix) {
     if (i == 0) return where;
     char *r = render_int(where, i/radix, radix);
     int p = i % radix;
-    if (p<=0) {
+    if (p<=9) {
         *r = p + '0';
     } else {
         *r = p + 'A' - 10;