$(document).ready(function() { 
  var hiddenInput = document.createElement('input');
  hiddenInput.type = 'hidden';
  hiddenInput.name = 'hash';
  hiddenInput.value = readCookie('POSTNUKESID');
  el = document.getElementById('postform');
  
  if (el)
	  document.getElementById('postform').appendChild(hiddenInput);  
  el = document.getElementById('regform');
  
  if (el)
	  document.getElementById('regform').appendChild(hiddenInput);
});

function readCookie(name) {
 var nameEQ = name + "=";
 var ca = document.cookie.split(';');
 for(var i=0;i < ca.length;i++) {
  var c = ca[i];
  while (c.charAt(0)==' ') c = c.substring(1,c.length);
  if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
 }
 return null;
}