diff --git a/bindings.lua b/bindings.lua
index 76adeab..b677136 100644
--- a/bindings.lua
+++ b/bindings.lua
@@ -133,6 +133,19 @@ globalkeys = awful.util.table.join(
     --}}}
 )
 
+function client_opacity_set(c, default, max, step)
+	if c.opacity < 0 or c.opacity > 1 then
+		c.opacity = default
+	end
+
+	if c.opacity * step < (max-step) * step then
+		c.opacity = c.opacity + step
+	else
+		c.opacity = max
+	end
+end
+
+
 clientkeys = awful.util.table.join(
     awful.key({ modkey, "Shift"   }, "f",      function (c) c.fullscreen = not c.fullscreen  end),
     awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end),
@@ -143,7 +156,8 @@ clientkeys = awful.util.table.join(
     awful.key({ modkey,           }, "a",      function (c) c.sticky = not c.sticky end),
     awful.key({ modkey, "Shift"   }, "r",      function (c) c:redraw()                       end),
     awful.key({ modkey,           }, "n",      function (c) c.minimized = not c.minimized    end),
-
+    awful.key({ modkey,           }, "Up",     function(c) client_opacity_set(c, 1, 1, 0.1) end),
+    awful.key({ modkey,           }, "Down",   function(c) client_opacity_set(c, 1, 0, -0.1) end),
     awful.key({ }, "XF86Calculater",      awful.client.movetoscreen                        )
 )
 
diff --git a/rules.lua b/rules.lua
index c5b4827..222710f 100644
--- a/rules.lua
+++ b/rules.lua
@@ -27,7 +27,7 @@ awful.rules.rules = {
       properties = { tag = tags[rule_screen][2],
                      floating = false, minimized = false } },
     { rule = { class = "Pidgin" },
-      properties = { tag = tags[rule_screen][3]} },
+      properties = { tag = tags[rule_screen][3], opacity = 0.9 } },
     { rule = { role = "buddy_list" },
       properties = { master = true } },
     { rule = { role = "conversation" },
@@ -50,8 +50,6 @@ awful.rules.rules = {
       properties = { tag = tags[rule_screen][6] } },
     { rule = { class = "Deluge" },
       properties = { tag = tags[rule_screen][7] } },
-    { rule = { class = "Xhtop" },
-      properties = { tag = tags[rule_screen][22] } },
     { rule = { class = "Cellwriter" },
       properties = { tag = tags[rule_screen][1],
                      ontop = true,
@@ -60,4 +58,10 @@ awful.rules.rules = {
                      sticky = true,
                      fullscreen = true
                      } },
+     { rule = { class = "Xhtop" },
+	     properties = { tag = tags[rule_screen][22] } },
+     { rule = { class = "URxvt" },
+	     properties = { opacity = 0.9 } },
+     { rule = { instance = "URxvt" },
+	     properties = { opacity = 0.9 } },
 }