In SMARTFORMS Display the window Based on CONDITIONS???

Hi Everyone,

In SMARTFORMS, I want to display the one window (before that we will give one condition for that, if  that condition is satisfy then only window should display).

I want to print one window which is consisting of some text , for this based on the condition display the window????

If that window not satisfy the condition-- don't show the window.

so for this where can i write condition???