diff --git a/twander.py b/twander.py
index 797b118..145809c 100755
--- a/twander.py
+++ b/twander.py
@@ -4,7 +4,7 @@
 
 
 PROGNAME = "twander"
-RCSID = "$Id: twander.py,v 1.85 2002/11/26 21:01:04 tundra Exp $"
+RCSID = "$Id: twander.py,v 1.86 2002/11/27 03:13:09 tundra Exp $"
 VERSION = RCSID.split()[2]
 
 
@@ -12,6 +12,7 @@
 #                     Imports                              #
 #----------------------------------------------------------#
 
+import commands
 import getopt
 import mutex
 import os
@@ -86,12 +87,13 @@
 
 
 #####
-# Default Directories & Files
+# System-Related Defaults
 #####
 
 # Default startup directory
 STARTDIR = "." + os.sep
 
+# Home director
 HOME = os.getenv("HOME") or STARTDIR
 
 
@@ -917,11 +919,16 @@
 
 
     # No, a *file* was selected with a double-click
-    # If we're running Win32, use OS association to try and run it.
+    # We know what to do on Win32 and Unix.  We ignore
+    # the selection elsewhere.
 
     elif OSNAME == 'nt':
         os.startfile(os.path.join(os.path.abspath(UI.CurrentDir), selected))
 
+    elif OSNAME == 'posix':
+        os.system(os.path.join(os.path.abspath(UI.CurrentDir), selected) + "&")
+
+
     # Have to update the window title because selection changed
     UI.UpdateTitle(UIroot)