diff --git a/plugins/TorrentFiles/tab_files.py b/plugins/TorrentFiles/tab_files.py
index 634779f4d..3832f52b9 100644
--- a/plugins/TorrentFiles/tab_files.py
+++ b/plugins/TorrentFiles/tab_files.py
@@ -51,6 +51,8 @@ class FilesTabManager(FilesBaseManager):
     def open_file(self, widget=None):
         import os
         
+        from deluge.common import exec_command
+        
         save_dir = self.manager.unique_IDs[self.file_unique_id].save_dir
         selected_paths = self.file_view.get_selection().get_selected_rows()[1]
         try:
@@ -59,8 +61,8 @@ class FilesTabManager(FilesBaseManager):
                                  convert_path_to_child_path(path)
                 file_name = self.file_store.get_value(
                                 self.file_store.get_iter(child_path), 0)
-                os.popen2('%s "%s"' % (self.file_viewer, 
-                                       os.path.join(save_dir, file_name)))
+                exec_command(self.file_viewer, 
+                             os.path.join(save_dir, file_name))
         except KeyError:
             pass
 
diff --git a/src/common.py b/src/common.py
index b0065f781..d2d72c4df 100644
--- a/src/common.py
+++ b/src/common.py
@@ -129,11 +129,7 @@ def open_url_in_browser(link):
         import webbrowser
         webbrowser.open(link)
     else:
-        import os, sys
-        py_version = sys.version[:3]
-        file = os.path.join(INSTALL_PREFIX, 'lib', 'python' \
-                        + py_version, 'site-packages', 'deluge', 'browser.py')
-        os.spawnlp(os.P_NOWAIT, 'python', 'python', file, link)
+        exec_deluge_command('browser.py', link)
 
 def is_url(url):
     import re
@@ -156,6 +152,24 @@ def fetch_url(url):
             
     return None
 
+def exec_command(executable, *parameters):
+    from subprocess import Popen
+
+    command = [executable]
+    command.extend(parameters)    
+    Popen(command)
+    
+
+def exec_deluge_command(script, *parameters):
+    """Execute deluge's command like browser.py, update.py and others"""
+    
+    import sys
+    
+    py_version = sys.version[:3]
+    full_path = os.path.join(INSTALL_PREFIX, 'lib', 'python' + py_version, 
+                             'site-packages', 'deluge', script)
+    exec_command('python', full_path, *parameters)
+
 # Encryption States
 class EncState:
     forced, enabled, disabled = range(3)
diff --git a/src/interface.py b/src/interface.py
index ff5dba514..f4ba7cd50 100644
--- a/src/interface.py
+++ b/src/interface.py
@@ -115,25 +115,13 @@ class DelugeGTK:
         self.update_interface = True
 
         def new_release_check():
-            import sys
-            py_version = sys.version[:3]
-            file = os.path.join(common.INSTALL_PREFIX, 'lib', 'python' \
-                        + py_version, 'site-packages', 'deluge', 'update.py')
-            os.spawnlp(os.P_NOWAIT, 'python', 'python', file, 
-                       common.PROGRAM_VERSION)
+            common.exec_deluge_command('update.py', common.PROGRAM_VERSION)
 
         def send_info():
             import time
             
             def _run_script():
-                import sys
-                
-                py_version = sys.version[:3]
-            
-                file = os.path.join(common.INSTALL_PREFIX, 'lib', 'python' \
-                    + py_version, 'site-packages', 'deluge', 'info.py')
-                os.spawnlp(os.P_NOWAIT, 'python', 'python', file, 
-                           common.PROGRAM_VERSION)
+                common.exec_deluge_command('info.py', common.PROGRAM_VERSION)
             
             info_file = os.path.join(common.CONFIG_DIR, 'infosent')
             
@@ -657,7 +645,7 @@ class DelugeGTK:
                     torrent_path = os.path.join(torrent_path,
                                                 file["path"].split("/", 1)[0])
                     
-                os.popen2('%s "%s"' % (file_manager, torrent_path))
+                common.exec_command(file_manager, torrent_path)
         except KeyError:
             pass