where you deleted a line (plugin) you can add another one, you can to learn all this download custom home screens and see what you like and by trial & error cut 'n paste plugins to you own .xml, it goes without saying that you need to keep a good working copy in case you mess up big time :}
you said you read the tutorial, is that
this one ?
also if you have very specific issues, there is always the option to paste it in a post here and lot's of users can help you figure out what...
hope this helps.