diff --git a/ChangeLog b/ChangeLog
index fd40836..d48a481 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2009-06-19
+- change systray code. fixed issue 91.
+
 2009-06-18
 - patch by Christian Ruppert, configure option for battery
 
diff --git a/src/battery/battery.c b/src/battery/battery.c
index 74e93ec..d1b380f 100644
--- a/src/battery/battery.c
+++ b/src/battery/battery.c
@@ -305,7 +305,7 @@ void resize_battery(void *obj)
 	if(new_width > old_width || new_width < (old_width-6)) {
 		// refresh and resize other objects on panel
 		// we try to limit the number of refresh
-		printf("battery_width %d, new_width %d\n", battery->area.width, new_width);
+		// printf("battery_width %d, new_width %d\n", battery->area.width, new_width);
 		panel->area.resize = 1;
 		systray.area.resize = 1;
 		panel_refresh = 1;
diff --git a/src/clock/clock.c b/src/clock/clock.c
index 10778d4..2e54d10 100644
--- a/src/clock/clock.c
+++ b/src/clock/clock.c
@@ -177,9 +177,9 @@ void resize_clock (void *obj)
    if (new_width > clock->area.width || new_width < (clock->area.width-6)) {
       Panel *panel = ((Area*)obj)->panel;
 
-      printf("clock_width %d, new_width %d\n", clock->area.width, new_width);
       // resize clock
       // we try to limit the number of resize
+      // printf("clock_width %d, new_width %d\n", clock->area.width, new_width);
       clock->area.width = new_width + 1;
       clock->area.posx = panel->area.width - clock->area.width - panel->area.paddingxlr - panel->area.pix.border.width;
 
diff --git a/src/server.c b/src/server.c
index 33e4014..8ec1297 100644
--- a/src/server.c
+++ b/src/server.c
@@ -268,7 +268,6 @@ next:
 
 	// detect number of desktops
 	// wait 15s to leave some time for window manager startup
-	// FIXME: We should also provide a small warning about not respected NETWM specs.
    for (i=0 ; i < 15 ; i++) {
       server.nb_desktop = server_get_number_of_desktop ();
       if (server.nb_desktop > 0) break;
@@ -276,7 +275,7 @@ next:
    }
    if (server.nb_desktop == 0) {
       server.nb_desktop = 1;
-      fprintf(stderr, "tint2 : cannot found number of desktop.\n");
+      fprintf(stderr, "warning : WM doesn't respect NETWM specs. tint2 default to 1 desktop.\n");
    }
   	fprintf(stderr, "tint2 : nb monitor %d, nb desktop %d\n", server.nb_monitor, server.nb_desktop);
 }
diff --git a/src/systray/systraybar.c b/src/systray/systraybar.c
index 9687c9a..d382d8a 100644
--- a/src/systray/systraybar.c
+++ b/src/systray/systraybar.c
@@ -2,6 +2,7 @@
 * Tint2 : systraybar
 *
 * Copyright (C) 2009 thierry lorthiois (lorthiois@bbsoft.fr)
+* based on 'docker-1.5' from Ben Jansens.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2
@@ -46,10 +47,6 @@ Systraybar systray;
 void init_systray()
 {
 	Panel *panel = &panel1[0];
-	systray.area.parent = panel;
-	systray.area.panel = panel;
-	systray.area._draw_foreground = draw_systray;
-	systray.area._resize = resize_systray;
 
 	if (systray.area.on_screen)
 		systray.area.on_screen = init_net();
@@ -57,11 +54,16 @@ void init_systray()
 	if (!systray.area.on_screen)
 		return;
 
+	systray.area.parent = panel;
+	systray.area.panel = panel;
+	systray.area._resize = resize_systray;
+
 	// configure systray
 	// draw only one systray (even with multi panel)
 	systray.area.posy = panel->area.pix.border.width + panel->area.paddingy;
 	systray.area.height = panel->area.height - (2 * systray.area.posy);
 	systray.area.width = 0;
+	systray.area.redraw = 1;
 
 	systray.area.posx = panel->area.width - panel->area.paddingxlr - panel->area.pix.border.width - systray.area.width;
 	if (panel->clock.area.on_screen)
@@ -70,8 +72,6 @@ void init_systray()
 	if (panel->battery.area.on_screen)
 		systray.area.posx -= (panel->battery.area.width + panel->area.paddingx);
 #endif
-
-	systray.area.redraw = 1;
 }
 
 
@@ -93,42 +93,6 @@ void cleanup_systray()
 }
 
 
-void draw_systray(void *obj, cairo_t *c, int active)
-{
-	Systraybar *sysbar = obj;
-	Panel *panel = sysbar->area.panel;
-	TrayWindow *traywin;
-	GSList *l;
-	int icon_size;
-
-	//printf("draw_systray %d %d\n", systray.area.posx, systray.area.width);
-	icon_size = sysbar->area.height - (2 * sysbar->area.pix.border.width) - (2 * sysbar->area.paddingy);
-	for (l = systray.list_icons; l ; l = l->next) {
-		traywin = (TrayWindow*)l->data;
-
-		// watch for the icon trying to resize itself!
-		//XSelectInput(server.dsp, traywin->id, StructureNotifyMask|ResizeRedirectMask);
-		XSelectInput(server.dsp, traywin->id, StructureNotifyMask);
-
-		// position and size the icon window
-		XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, icon_size, icon_size);
-		//printf("icon %d, %d, %d\n", traywin->x, traywin->y, icon_size);
-		// ceci intervertie les fonds : le premier icone prend le fond du dernier
-		// le dernier prend le fond de l'avant dernier, ...
-		XSetWindowBackgroundPixmap (server.dsp, panel->main_win, systray.area.pix.pmap);
-
-		// flush before clearing, otherwise the clear isn't effective.
-		XFlush(server.dsp);
-		// make sure the new child will get the right stuff in its background
-		// for ParentRelative.
-		XClearWindow(server.dsp, panel->main_win);
-
-		// show the window
-		XMapRaised(server.dsp, traywin->id);
-	}
-}
-
-
 void resize_systray(void *obj)
 {
 	Systraybar *sysbar = obj;
@@ -152,8 +116,6 @@ void resize_systray(void *obj)
 		systray.area.posx -= (panel->battery.area.width + panel->area.paddingx);
 #endif
 
-	systray.area.redraw = 1;
-
 	posy = panel->area.pix.border.width + panel->area.paddingy + systray.area.pix.border.width + systray.area.paddingy;
 	posx = systray.area.posx + systray.area.pix.border.width + systray.area.paddingxlr;
 	for (l = systray.list_icons; l ; l = l->next) {
@@ -164,10 +126,11 @@ void resize_systray(void *obj)
 		traywin->width = icon_size;
 		traywin->height = icon_size;
 		posx += (icon_size + systray.area.paddingx);
-	}
 
-	// resize other objects on panel
-	printf("resize_systray %d %d\n", systray.area.posx, systray.area.width);
+		// position and size the icon window
+		XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, icon_size, icon_size);
+	}
+	//printf("resize_systray %d %d\n", systray.area.posx, systray.area.width);
 }
 
 /*
@@ -227,7 +190,6 @@ int init_net()
 	ev.data.l[3] = 0;
 	ev.data.l[4] = 0;
 	XSendEvent(server.dsp, server.root_win, False, StructureNotifyMask, (XEvent*)&ev);
-
 	return 1;
 }
 
@@ -241,23 +203,6 @@ void cleanup_net()
 }
 
 
-/*
-void fix_geometry()
-{
-  GSList *it;
-  Panel *panel = systray.area.panel;
-
-  // find the proper width and height
-  width = 0;
-  height = icon_size;
-  for (it = icons; it != NULL; it = g_slist_next(it)) {
-    width += icon_size;
-  }
-
-  XResizeWindow(server.dsp, panel->main_win, width + border * 2, height + border * 2);
-}
-*/
-
 gboolean error;
 int window_error_handler(Display *d, XErrorEvent *e)
 {
@@ -270,28 +215,20 @@ int window_error_handler(Display *d, XErrorEvent *e)
 }
 
 
-gboolean icon_swallow(Window id)
+// The traywin must have its id and type set.
+gboolean add_icon(Window id)
 {
+	TrayWindow *traywin;
 	XErrorHandler old;
 	Panel *panel = systray.area.panel;
 
 	error = FALSE;
 	old = XSetErrorHandler(window_error_handler);
 	XReparentWindow(server.dsp, id, panel->main_win, 0, 0);
-	printf("icon_swallow %lx %lx\n", id, panel->main_win);
 	XSync(server.dsp, False);
 	XSetErrorHandler(old);
 
-	return !error;
-}
-
-
-// The traywin must have its id and type set.
-gboolean add_icon(Window id)
-{
-	TrayWindow *traywin;
-
-	if (!icon_swallow(id)) {
+	if (error != FALSE) {
 		fprintf(stderr, "tint2 : not icon_swallow\n");
 		return FALSE;
 	}
@@ -300,15 +237,19 @@ gboolean add_icon(Window id)
 	traywin->id = id;
 
 	systray.list_icons = g_slist_prepend(systray.list_icons, traywin);
-  	printf("ajout d'un icone %d (%lx)\n", g_slist_length(systray.list_icons), id);
+  	//printf("ajout d'un icone %d (%lx)\n", g_slist_length(systray.list_icons), id);
   	systray.area.resize = 1;
-  	systray.area.redraw = 1;
+	systray.area.redraw = 1;
+
+	// watch for the icon trying to resize itself!
+	XSelectInput(server.dsp, traywin->id, StructureNotifyMask);
+
+	// show the window
+	XMapRaised(server.dsp, traywin->id);
 
 	// changed in systray force resize on panel
-	Panel *panel = systray.area.panel;
 	panel->area.resize = 1;
 	panel_refresh = 1;
-
 	return TRUE;
 }
 
@@ -329,8 +270,9 @@ void remove_icon(TrayWindow *traywin)
 	// remove from our list
 	systray.list_icons = g_slist_remove(systray.list_icons, traywin);
 	g_free(traywin);
-	printf("suppression d'un icone %d\n", g_slist_length(systray.list_icons));
+	//printf("suppression d'un icone %d\n", g_slist_length(systray.list_icons));
   	systray.area.resize = 1;
+	systray.area.redraw = 1;
 
 	// changed in systray force resize on panel
 	Panel *panel = systray.area.panel;
diff --git a/src/systray/systraybar.h b/src/systray/systraybar.h
index f6c910a..4f36971 100644
--- a/src/systray/systraybar.h
+++ b/src/systray/systraybar.h
@@ -2,7 +2,7 @@
 * Copyright (C) 2009 thierry lorthiois (lorthiois@bbsoft.fr)
 *
 * systraybar
-* based on 'docker-1.5' from Ben Jansens
+* based on 'docker-1.5' from Ben Jansens.
 *
 **************************************************************************/
 
@@ -44,8 +44,6 @@ void net_message(XClientMessageEvent *e);
 
 void remove_icon(TrayWindow *traywin);
 
-void draw_systray(void *obj, cairo_t *c, int active);
-
 void resize_systray(void *obj);
 
 void refresh_systray();
diff --git a/src/tint.c b/src/tint.c
index baaaf03..6f85b68 100644
--- a/src/tint.c
+++ b/src/tint.c
@@ -359,7 +359,6 @@ void event_property_notify (XEvent *e)
 			for (i=0 ; i < nb_panel ; i++) {
 				set_panel_background(&panel1[i]);
 			}
-			refresh_systray();
          panel_refresh = 1;
       }
    }
@@ -642,11 +641,21 @@ load_config:
 			for (i=0 ; i < nb_panel ; i++) {
 				panel = &panel1[i];
 
+				if (panel == systray.area.panel)
+					XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
+
 				if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 				panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 
 			 	refresh(&panel->area);
 			   XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
+
+				if (panel == systray.area.panel) {
+					// tint2 doen't draw systray icons. it just redraw background.
+					XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
+					// force icon's refresh
+					refresh_systray();
+				}
 			}
 			XFlush (server.dsp);
 		}
diff --git a/src/util/area.c b/src/util/area.c
index 61919f9..1e10947 100644
--- a/src/util/area.c
+++ b/src/util/area.c
@@ -41,7 +41,6 @@ void refresh (Area *a)
 	size(a);
 
 	// don't draw transparent objects (without foreground and without background)
-
    if (a->redraw) {
 	   a->redraw = 0;
 	   //printf("draw area posx %d, width %d\n", a->posx, a->width);