Controller in subfolder, url parameters offset

[eluser]bhogg[/eluser]
[quote author="msteudel" date="1272445925"]I have a controller in a subfolder
...
Question 1
Is this the right format? vs. admin/school/update/9
[/quote]

If the function in admin/school.php is

Code:

function update($id)

then you should be calling admin/school/update/9

Question 2
What's the right way to get id parameter?

With the above you would just look at the value of $id