/**
* Registers an output filter function which
* runs over any variable output
* 
* @param object $smarty 
* @param callback $function 
*/
function Smarty_Method_Register_Variablefilter($smarty, $function)
{
    $smarty->registered_filters['variable'][$smarty->_get_filter_name($function)] = $function;
}
/**
* Registers a postfilter function to apply
* to a compiled template after compilation
* 
* @param object $smarty 
* @param callback $function 
*/
function Smarty_Method_Register_Postfilter($smarty, $function)
{
    $smarty->registered_filters['post'][$smarty->_get_filter_name($function)] = $function;
}