function setXMLHTTP()
{
  var r;
  var browser = navigator.appName ;
  if( browser == "Microsoft Internet Explorer" )
  {
  	r = new ActiveXObject( "Microsoft.XMLHTTP" );
  } else
  {
    r = new XMLHttpRequest();
  }
  return r;
}

var http = setXMLHTTP() ;

function getPost( idd , idh)
{
  http.open( "get", "/forum/index.php?showpost=" + idd + '.' + idh );
  http.onreadystatechange = function()
  {
    if( http.readyState == 4 )
    {
      document.getElementById( 'id_post_hide_' + idd + '_' + idh ).innerHTML = http.responseText ;
    }
  }
  http.send( null ) ;
}

function showHidePost( idd , idh )
{
  var dhp = document.getElementById( "id_post_hide_" + idd + "_" + idh ) ;
  var dtp = document.getElementById( "id_head_hide_" + idd + "_" + idh ) ;
  dtp.className = dhp.style.display == "block" ? "hidden_text_head" : "hidden_text_head_"
  dhp.style.display = dhp.style.display == "block" ? "none" : "block" ;
}