I would like to show a plugin in a specific page's sidebar only.
For Example: I have the pages like ..
->home
->about us
--->sub page 1
--->sub page 2
--->sub page 3
--->sub page 4
here i want to show,the sample plugin in subpage 1 & sub page 4 *only* and not to all other pages.i tried is_page('sub page 1','sub page 4') but it's not working .how to get this one?please help me.