/**
 * Nielsen//NetRatings JavaScript Library
 * (c) 2007 Nielsen//NetRatings
 *
 * Global Variables */

var _nnCI = "bbc";   /* client id no. */

var _nnCY = "uk";   /* country code */

var _nnTC = "800";   /* time delay in milliseconds */


/* do not edit below this line                                                */
/* ========================================================================== */

var _nnCC = 0;
var _nnClickDst;
function _nnClick(_nnClickURL, _nnCG)
{
   _nnCG = _nnCgTest(_nnCG);

	_nnClickDst = _nnClickURL;

	(new Image(1,1)).src = _nnRecordFactory(_nnClickURL,_nnCG);
 
	setTimeout("window.location = _nnClickDst", _nnTC);

}

function _nnEvent(_nnClickURL, _nnCG)
{
   _nnCG = _nnCgTest(_nnCG);

	(new Image(1,1)).src = _nnRecordFactory(_nnClickURL,_nnCG);
 
}

function _nnFileTrack(_nnClickURL, _nnCG)
{  
   var _nnPixel = new Image(1,1);
 
	_nnCG = _nnCgTest(_nnCG);

	_nnPixel.src = _nnRecordFactory(_nnClickURL,_nnCG);

	_nnSleep(_nnTC);

}

function _nnRecordFactory(_nnClickURL, _nnCG)

{

   var _nnLP = location.protocol.indexOf('https')>-1?'https:':'http:';

	var _nnND = _nnLP + '//secure-' + _nnCY + '.imrworldwide.com/';

	var _nnPixelSrc = _nnND + 'cgi-bin/m?rnd=' + (new Date()).getTime();

	_nnPixelSrc += '&ci=' + _nnCI;

	_nnPixelSrc += '&cg=' + escape(_nnCG);

	_nnPixelSrc += '&cc=' + _nnCC;

	_nnPixelSrc += '&si=' + _nnCI + '-ctgw-' + escape(_nnClickURL);

	_nnPixelSrc += '&rp=' + escape(window.location);

   return _nnPixelSrc;

}

function _nnSleep(milliS)
{
 
	var _nnDate = new Date();
 var _nnCurrDate = null;
 
	do { _nnCurrDate = new Date();
 }
 
	while(_nnCurrDate - _nnDate < milliS);
 
}

function _nnCgTest(cg)

{

   if (typeof(cg) == "undefined")
 {
 return (typeof(_rsCG) != "undefined") ?  _rsCG : 0;
 }
	else { return cg;
 }

}function BBCCall()
{
 var url = 'http://prodigy.msn.com/' + document.title;  _nnEvent(url, 0);

}