diff -r ad390799fb64 -r d8538334b167 pidgin/gtkutils.c
--- a/pidgin/gtkutils.c	Tue Nov 17 05:59:51 2009 +0000
+++ b/pidgin/gtkutils.c	Tue Nov 17 06:45:20 2009 +0000
@@ -105,6 +105,7 @@
 void
 pidgin_setup_imhtml(GtkWidget *imhtml)
 {
+	PangoFontDescription *desc = NULL;
 	g_return_if_fail(imhtml != NULL);
 	g_return_if_fail(GTK_IS_IMHTML(imhtml));
 
@@ -112,6 +113,17 @@
 
 	gtk_imhtml_set_funcs(GTK_IMHTML(imhtml), &gtkimhtml_cbs);
 
+#ifdef _WIN32
+	if (!purple_prefs_get_bool(PIDGIN_PREFS_ROOT "/conversations/use_theme_font")) {
+		const char *font = purple_prefs_get_string(PIDGIN_PREFS_ROOT "/conversations/custom_font");
+		desc = pango_font_description_from_string(font);
+	}
+#endif
+
+	if (desc) {
+		gtk_widget_modify_font(imhtml, desc);
+		pango_font_description_free(desc);
+	}
 }
 
 static