homework items for week 3 study group meeting: using layout xml, add custom block with template that displays current date in left column of all pages. using layout xml, remove checkout link from top navigation. change root template to 1column.phtml on customer account page using layout xml. in a custom controller action, render contents of single custom update handle. rewrite breadcrumbs block to add a hardcoded crumb at the beginning without modifying the template - do not use _toHtml method. create frontend widget - in progress.