>Hi
>
>One of the fields on my form is always in the format 9999999-9999, that is number (7), a dash (-), then a number (4)
>
>How do I use the input mask to force the user to always type in this format of this field?
>
>TAI

try

.Inputmask="9999999-9999"
.format =""
into the Valid() force the dash (-) into the data

or 

don't put the dash into the data and use Format = "R"