diff --git a/mytwitter.py b/mytwitter.py
index c9ee053..6caa2dc 100755
--- a/mytwitter.py
+++ b/mytwitter.py
@@ -60,10 +60,12 @@ class TwitWindow:
         ### Set up bindings
 
         # Bind scrollwheel to move the tweets, as well as page up/down
-        self.tkroot.bind_all("<Button-4>", self.scroll_wheel);
-        self.tkroot.bind_all("<Button-5>", self.scroll_wheel);
-        self.tkroot.bind_all("<Prior>", self.page_up);
-        self.tkroot.bind_all("<Next>", self.page_down);
+        self.tkroot.bind_all("<Button-4>", self.scroll_wheel)
+        self.tkroot.bind_all("<Button-5>", self.scroll_wheel)
+        self.tkroot.bind_all("<Up>", self.line_up)
+        self.tkroot.bind_all("<Down>", self.line_down)
+        self.tkroot.bind_all("<Prior>", self.page_up)
+        self.tkroot.bind_all("<Next>", self.page_down)
 
         # Bind any key in the update_entry to adjust the counter, except return
         self.update_entry.bind('<KeyRelease>', self.char_counter)
@@ -123,6 +125,14 @@ class TwitWindow:
         self.tweet_view.yview('scroll', 15, 'units');
 
 
+    def line_up(self, event):
+        self.tweet_view.yview('scroll', -5, 'units');
+
+
+    def line_down(self, event):
+        self.tweet_view.yview('scroll', 5, 'units');
+
+
     def char_counter(self, event):
         new_count = str(len(self.update_entry.get())) + "/140"
         self.update_count.config(text=new_count)