That's not practical, Andy.
If it's absolutely crucial, you could create a form that has a subform
occuping its whole height and width. Then change the SourceObject of the
subform control in code, e.g.:
Me.[MySub].SourceObject = "Form12"

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Allen Browne - Microsoft MVP. Perth, Western Australia
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>I need help in creating a command button that will open a different
> form in the SAME window. I know how to create a button that will open
> a form in a DIFFERENT window, but not in the same window. Is that
> possible?
> help would be much appreciated! thanks!