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Text File  |  2010-01-17  |  671b  |  21 lines
  1.  
  2. function openURL(aURL)
  3. {
  4.    if (aURL == null) aURL = "about:blank";
  5.    
  6.    var windowManager = Components.classes["@mozilla.org/appshell/window-mediator;1"]
  7.            .getService(Components.interfaces.nsIWindowMediator);
  8.  
  9.    // check for an existing window and focus it; it's not application modal
  10.    var anyWindow = windowManager.getMostRecentWindow("navigator:browser");
  11.  
  12.    if (!anyWindow) {
  13.      var hiddenWin = Components.classes[ "@mozilla.org/appshell/appShellService;1" ].
  14.         getService(Components.interfaces.nsIAppShellService).
  15.         hiddenDOMWindow;
  16.      hiddenWin.open(aURL, "_blank");
  17.    } else {
  18.      anyWindow.open(aURL, "_blank");
  19.    }
  20. }
  21.