diff -ru fluxbox-0.9.14/src/fluxbox.cc fluxbox-0.9.14-desktop-wheel-direction/src/fluxbox.cc
--- fluxbox-0.9.14/src/fluxbox.cc	2005-12-06 17:12:13.000000000 -0800
+++ fluxbox-0.9.14-desktop-wheel-direction/src/fluxbox.cc	2005-12-06 16:43:55.000000000 -0800
@@ -927,6 +927,12 @@
         if (FbTk::KeyUtil::instance().cleanMods(be.state) != 0)
             return;
 
+        // taken from shade control in Window.cc
+        // should apply to desktop wheeling as well
+        int reverse = 0;
+        if (screen->getScrollReverse())
+            reverse = 1;
+
         if (be.button == 1) {
             if (! screen->isRootColormapInstalled())
                 screen->imageControl().installRootColormap();
@@ -942,9 +948,9 @@
         } else if (be.button == 3) {
             FbCommands::ShowRootMenuCmd cmd;
             cmd.execute();
-        } else if (screen->isDesktopWheeling() && be.button == 4) {
+        } else if (screen->isDesktopWheeling() && be.button == 4 + reverse) {
             screen->nextWorkspace(1);
-        } else if (screen->isDesktopWheeling() && be.button == 5) {
+        } else if (screen->isDesktopWheeling() && be.button == 5 - reverse) {
             screen->prevWorkspace(1);
         }
 
diff -ru fluxbox-0.9.14/src/Toolbar.cc fluxbox-0.9.14-desktop-wheel-direction/src/Toolbar.cc
--- fluxbox-0.9.14/src/Toolbar.cc	2005-12-06 17:12:13.000000000 -0800
+++ fluxbox-0.9.14-desktop-wheel-direction/src/Toolbar.cc	2005-12-06 16:43:50.000000000 -0800
@@ -517,11 +517,17 @@
 
 
 void Toolbar::buttonReleaseEvent(XButtonEvent &re) {
+    // taken from shade control in Window.cc
+    // should apply to desktop wheeling as well
+    int reverse = 0;
+    if (screen().getScrollReverse())
+        reverse = 1;
+
     if (re.button == 1)
         raise();
-    else if (re.button == 4) //mousewheel scroll up
+    else if (re.button == 4 + reverse) //mousewheel scroll up
         screen().nextWorkspace(1);
-    else if (re.button == 5)	//mousewheel scroll down
+    else if (re.button == 5 - reverse)	//mousewheel scroll down
         screen().prevWorkspace(1);
 }