function gup(name) {
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
  return "";
  else
  return results[1];
}

function gtpr() {

	var pz_param = gup('pz');

	document.sendrequest.ipz.value = pz_param;
	
}