diff -r 795c26a59016 config.default.h
--- a/config.default.h	Sun Aug 26 12:54:20 2007 +0200
+++ b/config.default.h	Wed Sep 05 15:51:26 2007 -0400
@@ -12,6 +12,7 @@
 #define SELFGCOLOR		"#ffffff"
 
 /* tagging */
+#define NTAGS 9
 #define TAGS \
 const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", NULL };
 /* Query class:instance:title for regex matching info with following command:
diff -r 795c26a59016 tile.c
--- a/tile.c	Sun Aug 26 12:54:20 2007 +0200
+++ b/tile.c	Wed Sep 05 15:51:26 2007 -0400
@@ -1,31 +1,36 @@
 /* See LICENSE file for copyright and license details. */
 #include "dwm.h"
 #include <stdio.h>
-
 /* static */
 
-static double mwfact = MWFACT;
+static double mwfact[NTAGS];
+static int init = 0;
 
 /* extern */
 
 void
 setmwfact(const char *arg) {
 	double delta;
+	int i;
 
 	if(!isarrange(tile))
 		return;
+
 	/* arg handling, manipulate mwfact */
+	for(i = 0; i < ntags; i++)
+		if(seltags[i]) break;
+
 	if(arg == NULL)
-		mwfact = MWFACT;
+		mwfact[i] = MWFACT;
 	else if(1 == sscanf(arg, "%lf", &delta)) {
 		if(arg[0] != '+' && arg[0] != '-')
-			mwfact = delta;
+			mwfact[i] = delta;
 		else
-			mwfact += delta;
-		if(mwfact < 0.1)
-			mwfact = 0.1;
-		else if(mwfact > 0.9)
-			mwfact = 0.9;
+			mwfact[i] += delta;
+		if(mwfact[i] < 0.1)
+			mwfact[i] = 0.1;
+		else if(mwfact[i] > 0.9)
+			mwfact[i] = 0.9;
 	}
 	arrange();
 }
@@ -35,11 +40,17 @@ tile(void) {
 	unsigned int i, n, nx, ny, nw, nh, mw, th;
 	Client *c;
 
+	if(!init++)
+		for(i = 0; i < ntags; i++)
+			mwfact[i] = MWFACT;
+
 	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
 		n++;
+	for(i = 0; i < ntags; i++)
+		if(seltags[i]) break;
 
 	/* window geoms */
-	mw = (n == 1) ? waw : mwfact * waw;
+	mw = (n == 1) ? waw : mwfact[i] * waw;
 	th = (n > 1) ? wah / (n - 1) : 0;
 	if(n > 1 && th < bh)
 		th = wah;