diff --git a/data/themes/default.edc b/data/themes/default.edc
index 4027d8f8..21a76b93 100644
--- a/data/themes/default.edc
+++ b/data/themes/default.edc
@@ -13,12 +13,20 @@ collections {
                fill.smooth: 0;
                visible: 0;
             }
+            description { state: "translucent" 0.0;
+               inherit: "default" 0.0;
+               visible: 1;
+            }
          }
          part { name: "base"; type: RECT;
             mouse_events: 1;
             description { state: "default" 0.0;
                color: 48 48 48 255;
             }
+            description { state: "translucent" 0.0;
+               inherit: "default" 0.0;
+               visible: 0;
+            }
          }
          part { name: "terminology.content"; type: SWALLOW;
             description { state: "default" 0.0;
@@ -84,6 +92,20 @@ collections {
                transition: DECELERATE 0.5;
                target: "terminology.options";
             }
+            program { name: "trans_on";
+               signal: "translucent,on";
+               source: "terminology";
+               action: STATE_SET "translucent" 0.0;
+               target: "base";
+               target: "shadow";
+            }
+            program { name: "trans_off";
+               signal: "translucent,off";
+               source: "terminology";
+               action: STATE_SET "default" 0.0;
+               target: "base";
+               target: "shadow";
+            }
          }
       }
    }
diff --git a/data/themes/images/bg_shadow.png b/data/themes/images/bg_shadow.png
index ae502f8a..be97a9ae 100644
Binary files a/data/themes/images/bg_shadow.png and b/data/themes/images/bg_shadow.png differ
diff --git a/src/bin/Makefile.am b/src/bin/Makefile.am
index fbebdbbb..eddc6eeb 100644
--- a/src/bin/Makefile.am
+++ b/src/bin/Makefile.am
@@ -15,6 +15,7 @@ keyin.c keyin.h \
 main.c main.h \
 options.c options.h \
 options_font.c options_font.h \
+options_behavior.c options_behavior.h \
 termio.c termio.h \
 termpty.c termpty.h \
 utf8.c utf8.h \
diff --git a/src/bin/main.c b/src/bin/main.c
index 507d7bf0..1b99be67 100644
--- a/src/bin/main.c
+++ b/src/bin/main.c
@@ -47,6 +47,21 @@ _cb_options(void *data, Evas_Object *obj, void *event)
    options_toggle(win, bg, term);
 }
 
+void
+main_trans_update(void)
+{
+   if (config->translucent)
+     {
+        edje_object_signal_emit(bg, "translucent,on", "terminology");
+        elm_win_alpha_set(win, EINA_TRUE);
+     }
+   else
+     {
+        edje_object_signal_emit(bg, "translucent,off", "terminology");
+        elm_win_alpha_set(win, EINA_FALSE);
+     }
+}
+
 EAPI_MAIN int
 elm_main(int argc, char **argv)
 {
@@ -90,6 +105,8 @@ elm_main(int argc, char **argv)
    evas_object_smart_callback_add(o, "options", _cb_options, NULL);
    evas_object_show(o);
 
+   main_trans_update();
+   
    evas_object_smart_callback_add(win, "focus,in", _cb_focus_in, term);
    evas_object_smart_callback_add(win, "focus,out", _cb_focus_out, term);
    _cb_size_hint(win, evas_object_evas_get(win), term, NULL);
diff --git a/src/bin/main.h b/src/bin/main.h
index e69de29b..216876c6 100644
--- a/src/bin/main.h
+++ b/src/bin/main.h
@@ -0,0 +1 @@
+void main_trans_update(void);
diff --git a/src/bin/options.c b/src/bin/options.c
index f5ea827f..b1380aa4 100644
--- a/src/bin/options.c
+++ b/src/bin/options.c
@@ -1,6 +1,7 @@
 #include <Elementary.h>
 #include "options.h"
 #include "options_font.h"
+#include "options_behavior.h"
 
 static Evas_Object *op_frame, *op_box = NULL, *op_toolbar = NULL, *op_opbox = NULL;
 static Eina_Bool op_out = EINA_FALSE;
@@ -30,7 +31,7 @@ static void
 _cb_op_behavior(void *data, Evas_Object *obj, void *event)
 {
    elm_box_clear(op_opbox);
-   // XXX: not done yet
+   options_behavior(op_opbox, data);
 }
 
 void
diff --git a/src/bin/options_behavior.c b/src/bin/options_behavior.c
new file mode 100644
index 00000000..b398dab6
--- /dev/null
+++ b/src/bin/options_behavior.c
@@ -0,0 +1,109 @@
+#include <Elementary.h>
+#include "config.h"
+#include "termio.h"
+#include "options.h"
+#include "options_font.h"
+#include "main.h"
+
+static Evas_Object *op_sbslider, *op_jumpcheck, *op_trans, *op_wordsep;
+
+static void
+_cb_op_behavior_jump_chg(void *data, Evas_Object *obj, void *event)
+{
+   config->jump_on_change = elm_check_state_get(obj);
+   termio_config_update(data);
+   config_save();
+}
+
+static void
+_cb_op_behavior_trans_chg(void *data, Evas_Object *obj, void *event)
+{
+   config->translucent = elm_check_state_get(obj);
+   main_trans_update();
+   config_save();
+}
+
+static void
+_cb_op_behavior_wsep_chg(void *data, Evas_Object *obj, void *event)
+{
+   // XXX: do
+}
+
+static void
+_cb_op_behavior_sback_chg(void *data, Evas_Object *obj, void *event)
+{
+   // XXX: do
+}
+
+void
+options_behavior(Evas_Object *opbox, Evas_Object *term)
+{
+   Evas_Object *o;
+   char *txt;
+
+   op_jumpcheck = o = elm_check_add(opbox);
+   evas_object_size_hint_weight_set(o, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(o, EVAS_HINT_FILL, 0.5);
+   elm_object_text_set(o, "Jump to bottom on change");
+   elm_check_state_set(o, config->jump_on_change);
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+   evas_object_smart_callback_add(o, "changed",
+                                  _cb_op_behavior_jump_chg, term);
+   
+   op_jumpcheck = o = elm_check_add(opbox);
+   evas_object_size_hint_weight_set(o, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(o, EVAS_HINT_FILL, 0.5);
+   elm_object_text_set(o, "Translucent");
+   elm_check_state_set(o, config->translucent);
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+   evas_object_smart_callback_add(o, "changed",
+                                  _cb_op_behavior_trans_chg, NULL);
+
+   o = elm_label_add(opbox);
+   evas_object_size_hint_weight_set(o, 0.0, 0.0);
+   evas_object_size_hint_align_set(o, 0.0, 0.5);
+   elm_object_text_set(o, "Word separators:");
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+
+   op_wordsep = o = elm_entry_add(opbox);
+   evas_object_size_hint_weight_set(o, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(o, EVAS_HINT_FILL, 0.5);
+   elm_entry_scrollable_set(o, EINA_TRUE);
+   elm_entry_single_line_set(o, EINA_TRUE);
+   txt = elm_entry_utf8_to_markup(config->wordsep);
+   if (txt)
+     {
+        elm_object_text_set(o, txt);
+        free(txt);
+     }
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+   evas_object_smart_callback_add(o, "changed",
+                                  _cb_op_behavior_wsep_chg, term);
+
+   o = elm_label_add(opbox);
+   evas_object_size_hint_weight_set(o, 0.0, 0.0);
+   evas_object_size_hint_align_set(o, 0.0, 0.5);
+   elm_object_text_set(o, "Scrollback lines:");
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+   
+   op_sbslider = o = elm_slider_add(opbox);
+   evas_object_size_hint_weight_set(o, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(o, EVAS_HINT_FILL, 0.0);
+   elm_slider_span_size_set(o, 160);
+   elm_slider_unit_format_set(o, "%1.0f");
+   elm_slider_indicator_format_set(o, "%1.0f");
+   elm_slider_min_max_set(o, 0, 10000);
+   elm_slider_value_set(o, config->scrollback);
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+   evas_object_smart_callback_add(o, "delay,changed",
+                                  _cb_op_behavior_sback_chg, term);
+   
+   elm_box_pack_end(opbox, o);
+   evas_object_show(o);
+}
diff --git a/src/bin/options_behavior.h b/src/bin/options_behavior.h
new file mode 100644
index 00000000..ede2d282
--- /dev/null
+++ b/src/bin/options_behavior.h
@@ -0,0 +1 @@
+void options_behavior(Evas_Object *opbox, Evas_Object *term);