Topic: Pun Tags display meta Keywords

I've pun tags extension. All is ok

I should like to have meta keywords content so i think to create a function in pun tags functions to read tags and put them in meta keyword content

The function works, put i don't arrive to put this meta keywords content. Where must i call and display resukts of my function to get meta keywords after <head> <tilte> etc.

Thanks  for your help