// Replace DrupalBasic (around line 50)

FCKConfig.ToolbarSets['DrupalBasic'] = [
['Source'],
['FontFormat','-','Bold','Italic','-','OrderedList','UnorderedList','-','Link','Unlink', 'Image'],
['CreateDiv','ShowBlocks']
] ; 


// Append to bottom of page

// I prefer to see block elements.
FCKConfig.StartupShowBlocks = true;

// Remove the double background image.
FCKConfig.EditorAreaStyles = 'body { background-image: none; background-color: #FFF }';

// Make source code view readable.
FCKConfig.FormatSource = true;
FCKConfig.FormatOutput = true;

Replace and append the following settings in modules/fckeditor/fckeditor.config.js. Has to be re applied after each update.

FCKEditor config snippets

drupal

JavaScript