diff -pu --exclude=config.mk dwm-vanilla-3.1/client.c dwm-append-windows-3.1/client.c
--- dwm-vanilla-3.1/client.c	2007-01-16 10:41:35.000000000 +0000
+++ dwm-append-windows-3.1/client.c	2007-01-18 09:31:31.000000000 +0000
@@ -157,11 +157,27 @@ manage(Window w, XWindowAttributes *wa) 
 	settags(c, getclient(trans));
 	if(!c->isfloat)
 		c->isfloat = trans || c->isfixed;
-	if(clients)
-		clients->prev = c;
-	c->next = clients;
+
+	if(apwl) {
+		Client *tc;
+
+		for(tc = clients; tc && tc->next; tc = tc->next);
+		if(tc) {
+			tc->next = c;
+			c->prev = tc;
+		}
+		else
+			clients = c;
+	}
+	else {
+		if(clients)
+			clients->prev = c;
+		c->next = clients;
+		clients = c;
+	}
 	c->snext = stack;
-	stack = clients = c;
+	stack = c;
+
 	XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
 	XMapWindow(dpy, c->win);
 	if(isvisible(c))
diff -pu --exclude=config.mk dwm-vanilla-3.1/config.default.h dwm-append-windows-3.1/config.default.h
--- dwm-vanilla-3.1/config.default.h	2007-01-16 10:41:35.000000000 +0000
+++ dwm-append-windows-3.1/config.default.h	2007-01-18 09:35:14.000000000 +0000
@@ -7,7 +7,7 @@ const char *tags[] = { "1", "2", "3", "4
 
 #define DEFMODE			dotile		/* dofloat */
 #define FLOATSYMBOL		"><>"
-#define TILESYMBOL		"[]="
+#define _TILESYMBOL_ const char *TILESYMBOL[] = { "[<-]=", "[->]=", NULL };
 
 #define FONT			"-*-fixed-medium-r-normal-*-13-*-*-*-*-*-*-*"
 #define NORMBORDERCOLOR		"#dddddd"
@@ -29,6 +29,7 @@ static Key key[] = { \
 	{ MODKEY,			XK_Tab,		focusnext,	{ 0 } }, \
 	{ MODKEY|ShiftMask,		XK_Tab,		focusprev,	{ 0 } }, \
 	{ MODKEY,			XK_Return,	zoom,		{ 0 } }, \
+	{ MODKEY,			XK_a,		append,         { .i = 1 } }, \
 	{ MODKEY,			XK_g,		resizemaster,	{ .i = 15 } }, \
 	{ MODKEY,			XK_s,		resizemaster,	{ .i = -15 } }, \
 	{ MODKEY,			XK_i,		incnmaster,	{ .i = 1 } }, \
diff -pu --exclude=config.mk dwm-vanilla-3.1/draw.c dwm-append-windows-3.1/draw.c
--- dwm-vanilla-3.1/draw.c	2007-01-16 10:41:35.000000000 +0000
+++ dwm-append-windows-3.1/draw.c	2007-01-18 09:36:58.000000000 +0000
@@ -97,6 +97,8 @@ drawtext(const char *text, unsigned long
 
 /* extern */
 
+_TILESYMBOL_
+
 void
 drawstatus(void) {
 	int i, x;
@@ -111,7 +113,7 @@ drawstatus(void) {
 		dc.x += dc.w;
 	}
 	dc.w = bmw;
-	drawtext(arrange == dofloat ? FLOATSYMBOL : TILESYMBOL, dc.norm, False, False);
+	drawtext(arrange == dofloat ? FLOATSYMBOL : TILESYMBOL[apwl], dc.norm, False, False);
 	x = dc.x + dc.w;
 	dc.w = textw(stext);
 	dc.x = sw - dc.w;
diff -pu --exclude=config.mk dwm-vanilla-3.1/dwm.h dwm-append-windows-3.1/dwm.h
--- dwm-vanilla-3.1/dwm.h	2007-01-16 10:41:35.000000000 +0000
+++ dwm-append-windows-3.1/dwm.h	2007-01-18 09:47:49.000000000 +0000
@@ -89,9 +89,11 @@ struct Client {
 };
 
 extern const char *tags[];			/* all tags */
+extern const char *TILESYMBOL[];		/* all symbols for tilemode */
 extern char stext[256];				/* status text */
 extern int bh, bmw;				/* bar height, bar mode label width */
 extern int screen, sx, sy, sw, sh;		/* screen geometry */
+extern int apwl;                                /* append window list boolean */
 extern int wax, way, wah, waw;			/* windowarea geometry */
 extern unsigned int master, nmaster;		/* master percent, number of master clients */
 extern unsigned int ntags, numlockmask;		/* number of tags, dynamic lock mask */
@@ -160,3 +162,4 @@ extern void togglemode(Arg *arg);		/* to
 extern void toggleview(Arg *arg);		/* toggles the tag with arg's index (in)visible */
 extern void view(Arg *arg);			/* views the tag with arg's index */
 extern void zoom(Arg *arg);			/* zooms the focused client to master area, arg is ignored */
+extern void append(Arg *arg);			/* append new windows to the client's list or not */
diff -pu --exclude=config.mk dwm-vanilla-3.1/main.c dwm-append-windows-3.1/main.c
--- dwm-vanilla-3.1/main.c	2007-01-16 10:41:35.000000000 +0000
+++ dwm-append-windows-3.1/main.c	2007-01-18 09:38:33.000000000 +0000
@@ -19,7 +19,7 @@
 
 char stext[256];
 Bool *seltag;
-int bh, bmw, screen, sx, sy, sw, sh, wax, way, waw, wah;
+int bh, bmw, screen, sx, sy, sw, sh, wax, way, waw, wah, apwl;
 unsigned int master, nmaster, ntags, numlockmask;
 Atom wmatom[WMLast], netatom[NetLast];
 Bool running = True;
@@ -134,7 +134,7 @@ setup(void) {
 	sh = DisplayHeight(dpy, screen);
 	master = MASTER;
 	nmaster = NMASTER;
-	bmw = textw(TILESYMBOL) > textw(FLOATSYMBOL) ? textw(TILESYMBOL) : textw(FLOATSYMBOL);
+	bmw = textw(TILESYMBOL[0]) > textw(FLOATSYMBOL) ? textw(TILESYMBOL[0]) : textw(FLOATSYMBOL);
 	/* bar */
 	dc.h = bh = dc.font.height + 2;
 	wa.override_redirect = 1;
@@ -248,6 +248,7 @@ main(int argc, char *argv[]) {
 	screen = DefaultScreen(dpy);
 	root = RootWindow(dpy, screen);
 	otherwm = False;
+	apwl = False;
 	XSetErrorHandler(xerrorstart);
 	/* this causes an error if some other window manager is running */
 	XSelectInput(dpy, root, SubstructureRedirectMask);
diff -pu --exclude=config.mk dwm-vanilla-3.1/view.c dwm-append-windows-3.1/view.c
--- dwm-vanilla-3.1/view.c	2007-01-16 10:41:35.000000000 +0000
+++ dwm-append-windows-3.1/view.c	2007-01-18 09:48:15.000000000 +0000
@@ -267,3 +267,9 @@ zoom(Arg *arg) {
 	focus(c);
 	arrange();
 }
+
+void
+append(Arg *arg) {
+  apwl ^= arg->i;
+  drawstatus();
+}