dlgitem_hide
dlgitem_hide (window, dlgitem)
Ensures that dlgitem is not visible when window is open.
The window parameter is a window identifier. dlgitem is the value of the control's id attribute.
Notes
Calling this function has the same effect as calling the dlgitem_set function on the VISIBLE attribute of the dialog item with a zero (0) value.
Any necessary display updates will be scheduled but not necessarily completed when this functions returns.
Example
$ret = dlgitem_hide($win, "Salary")
Hides the Salary dialog item.