Create the wizard

In WinMLS go to Measurement->Wizard->Editor... to display the dialog shown below

In this dialog, make sure  is checked.

More:

Add a new wizard step

Insert title and text

Select image

Lock program while the wizard is shown

Show this wizard step

Select what to be done when the `Next >' button is clicked

Decide how many measurements to perform before displaying a new wizard step

Select what to be done when the `Help' button is clicked