Keyconfig
  openDialog('chrome://keyconfig/content/', '_blank', 'resizable');

/* Firefox */
Add-ons
  BrowserOpenAddonsMgr();

Library
  PlacesCommandHook.showPlacesOrganizer('AllBookmarks');

Next Tab
  gBrowser.mTabContainer.advanceSelectedTab(1,true);

Previous Tab
  gBrowser.mTabContainer.advanceSelectedTab(-1,true);

Reload All Tabs
  gBrowser.reloadAllTabs();

Themes (Firefox 3.6)
  BrowserOpenAddonsMgr("themes");

Themes
  BrowserOpenAddonsMgr("addons://list/theme");

Move Tab -> End
  gBrowser.moveTabTo(gBrowser.mCurrentTab,gBrowser.mTabContainer.childNodes.length-1);

Move Tab -> Left
  if(gBrowser.mCurrentTab.previousSibling) gBrowser.moveTabTo(gBrowser.mCurrentTab,gBrowser.mCurrentTab._tPos-1);

Move Tab -> Right
  if(gBrowser.mCurrentTab.nextSibling) gBrowser.moveTabTo(gBrowser.mCurrentTab,gBrowser.mCurrentTab._tPos+1);

Move Tab -> Start
  gBrowser.moveTabTo(gBrowser.mCurrentTab,0);

/* Thunderbird */
Display Attachments Inline
  ToggleInlineAttachment(event.target);

Rewrap
  goDoCommand('cmd_rewrap');

Run Filters on Folder
  goDoCommand('cmd_applyFilters');

Run Junk Mail Controls On Folder
  goDoCommand('cmd_runJunkControls');

Send Unsent Messages
  goDoCommand('cmd_sendUnsentMsgs');

Mark Msg Answered
  gDBView.db.MarkHdrReplied(gDBView.hdrForFirstSelectedMessage, true, null);

Unmark Msg Answered
  gDBView.db.MarkHdrReplied(gDBView.hdrForFirstSelectedMessage, false, null);

/* Extension: Menu Editor */
Menu Editor
  openDialog('chrome://menuedit/content/menueditprefs.xul','', 'resizable');