Do you like Drupal's hook functionality?
Maybe this jQuery extension could serve as a way to replicate that that functionality. Currently I use the extension below to allow the extension of existing libraries I've written.
Let's say in your library you write :
if (confirmed){
$('#css-id').hide(
function(){
$.hookExecute('css_id_hidden');
}
);
}
One function in a new libarary could write
function css_id_hidden(){
alert('Hidden!');
}
I was extremely pleased with my DrupalCon Paris session on 
