/* Where the form is submitting POST values
   ------------------AND-------------------
   There is only a single instance
   
   SETUP ----------------------------------
   <form name="myform">
     <select class="si_spec_dropdown">
   </form>
*/

function applySubmit(){
  var dropdown = document.getElementById('si_post_dropdown');
  dropdown.onchange = function(){
      document.myform.method = "post";
      document.myform.submit();
  }
};
function init(){
  applySubmit();
};
window.onload = init;