rem: if (window.InsertCharWindow) 
add: if ("InsertCharWindow" in window && window.InsertCharWindow) 
context: function EditorFindOrCreateInsertCharWindow(){  if (window.InsertCharWindow)    window.InsertCharWindow.focus();  else  {    // Since we switch the dialog during EditorOnFocus(),    //   this should really never be found, but it's good to be sure    var windowWithDialog = FindEditorWithInsertCharDialog();    if (windowWithDialog)    {      SwitchInsertCharToThisWindow(windowWithDialog);    }    else    {      // The dialog will set window.InsertCharWindow to itself      window.openDialog("chrome://editor/content/EdInsertChars.xul", "_blank", "chrome,close,titlebar", "");    }  }}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/4dd49c277cf5bccb572042deb93e670d53587029/editor.js/clean/editor/ui/composer/content/editor.js