Spawing form and specifying placement

i have been able insert template current form using formula below, places new page @ end of document.  insert new page after page 4.  formula using is:

 

var exptplt = gettemplate("pg 4");

exptplt.spawn(numpages,true,false)

 

i novice please specific formula should insert template after page 4.   if can copy , paste fantastic.  using acrobat pro dc.

 

thank you,

you should @ acrobat javascript documentation more information. explains how first parameter (npage) used, depending on whether you're adding new page or overlaying template on existing page.

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