All components should set the following values

$smarty->assign("title", "Page Title String");
$smarty->assign("body", "output of module");

optionally you can set a right hand side panel
$smarty->assign("secondary", "side boxes");


The master script supplies the following php variables:-

$path  		The path of the current selected page
$pathlist  	Broken out version of path in array

$smarty		The smarty object
$DB		The ADODB database object