php - how to compare id by jquery -

how set on click button value?

in html form set of users each having separate id. users auto generated, if new user register means come list. along kept 1 button "invite". button id setting whole users. if kept on click button alert, sets whole users alert msg.

ex: if john 1 user , have id 5,if click john's invite button means, users alert coming. need if john's invite click means john has invited not users.

how compare these user id , button id?

here code:

  <script>   $(document).ready(function(){    $(".inviteteacher").click(function(){ alert('invited');       });    });    </script>    <div class="thumb_section bx-def-margin-sec-right">         __thumbnail__     </div>   <div class="button_wrapper">   <input type="button" value="invite" name="inviteteacher" class="inviteteacher"       id= "inviteteacher"/>                          </div> 

here thumbnail user information.

store values in hidden inputs.

<form>     <input type="hidden" name="from_id" value="1">     <input type="hidden" name="to_id"   value="5">     <input type="submit" value="invite"> </form>