UserForm and CheckBox

This is just a example of what I'm trying,I have a userform on my worksheet and two checkboxes. One of the checkbox has to be checked to run another function on the sheet,I can't get the commandbutton in the userform to see the checkboxes.I put a commandbutton on the sheet and it works perfect,not sure why userform does not work, Iposted a exampl workbook to see my problem. Here is my code

Please Login or Register  to view this content.

do the check boxes have to be in the work book?
If you place them in the useform the code will work fine.

You need to set an explicit reference to the controls.

Please Login or Register  to view this content.

Within the useform Checkbox1 and Checkbox would have been empty variant variables.

you only need 1 checkbox if only 2 options are available to the user: true='finish', false='rough'