Tan Gay,

Use a table, or registry entry to store the state of the item. Using a table bound control is probably the easiest way to do this.

You should also give them some way of turning it back on too.

>I intend to have a introductory form, and a check box by the corner. What codes can I put in the load event, to check if the check box is being check the previous time by the user to disable the intro form every time the program starts up?
>
>Please show me a simple code. I try puting the codes in the activate event
>
>if thisform.check1.value = .T.
>thisform.release
>endif
>
>but I will be able to see the opening of the form, how can I make it in such a way, that I couldn't even see the form?