full screen from start?

   function ExecuteCommand( commandName ){
      // Get the editor instance that we want to interact with.
      var oEditor = FCKeditorAPI.GetInstance('FCKeditor1') ;
      // Execute the command.
      oEditor.Commands.GetCommand( commandName ).Execute() ;
   }

   function FCKeditor_OnComplete( editorInstance ){
      ExecuteCommand('FitWindow');
   }