--- rxvt-unicode/src/background.C	2010/09/03 22:57:31	1.58
+++ rxvt-unicode/src/background.C	2010/10/03 20:48:34	1.61
@@ -140,8 +140,7 @@
 # ifdef BG_IMAGE_FROM_FILE
   if (have_image)
     {
-      if (h_scale != 0 || v_scale != 0
-          || h_align != 0 || v_align != 0)
+      if (flags & sizeSensitive)
         return true;
     }
 # endif
@@ -249,7 +248,7 @@
   int src_pos = 0;
   dst_pos = 0;
   dst_size = size;
-  if (pos < 0 && size > target_size)
+  if (pos < 0)
     {
       src_pos = -pos;
       dst_size += pos;
@@ -453,6 +452,35 @@
   return (changed > 0);
 }
 
+void
+bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
+{
+  int target_width = target->szHint.width;
+  int target_height = target->szHint.height;
+
+  w = h_scale * target_width / 100;
+  h = v_scale * target_height / 100;
+
+  if (h_align == rootAlign || v_align == rootAlign)
+    {
+      target->get_window_origin (x, y);
+      x = -x;
+      y = -y;
+    }
+
+  if (h_align != rootAlign)
+    x = make_align_position (h_align, target_width, w > 0 ? w : image_width);
+
+  if (v_align != rootAlign)
+    y = make_align_position (v_align, target_height, h > 0 ? h : image_height);
+
+  flags &= ~sizeSensitive;
+  if (h_scale != 0 || v_scale != 0
+      || h_align != 0 || v_align != 0
+      || image_width > target_width || image_height > target_height)
+    flags |= sizeSensitive;
+}
+
 #  ifdef HAVE_AFTERIMAGE
 bool
 bgPixmap_t::render_image (unsigned long background_flags)
@@ -506,26 +534,13 @@
 
   int x = 0;
   int y = 0;
-  int w = h_scale * target_width / 100;
-  int h = v_scale * target_height / 100;
+  int w = 0;
+  int h = 0;
 
   TIMING_TEST_START (asim);
 
   if (original_asim)
-    {
-      if (h_align == rootAlign || v_align == rootAlign)
-        {
-          target->get_window_origin (x, y);
-          x = -x;
-          y = -y;
-        }
-
-      if (h_align != rootAlign)
-        x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
-
-      if (v_align != rootAlign)
-        y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
-    }
+    get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
 
   if (!original_asim
       || x >= target_width
@@ -743,21 +758,10 @@
 
   int x = 0;
   int y = 0;
-  int w = h_scale * target_width / 100;
-  int h = v_scale * target_height / 100;
-
-  if (h_align == rootAlign || v_align == rootAlign)
-    {
-      target->get_window_origin (x, y);
-      x = -x;
-      y = -y;
-    }
+  int w = 0;
+  int h = 0;
 
-  if (h_align != rootAlign)
-    x = make_align_position (h_align, target_width, w > 0 ? w : image_width);
-
-  if (v_align != rootAlign)
-    y = make_align_position (v_align, target_height, h > 0 ? h : image_height);
+  get_image_geometry (image_width, image_height, w, h, x, y);
 
   if (x >= target_width
       || y >= target_height