var _trk_bMSIE=(document.all)?true:false;
var _trk_bJS12=(window.screen)?true:false;

function _trk_escape(_str) {
	var str, ch;
	var bEncURI = "N";
	//eval("try{bEncURI=encodeURI('Y');}catch(_e){ }" );
	//if( bEncURI == "Y" ) str=encodeURI(_str);
	//else str = escape(_str);
	str = _str;
	while((ch=str.indexOf("+"))>0) str=str.substr(0,ch)+"%2B"+str.substr(ch+1,str.length);
	while((ch=str.indexOf("/"))>0) str=str.substr(0,ch)+"%2F"+str.substr(ch+1,str.length);
	while((ch=str.indexOf("&"))>0) str=str.substr(0,ch)+"%26"+str.substr(ch+1,str.length);
	while((ch=str.indexOf("?"))>0) str=str.substr(0,ch)+"%3F"+str.substr(ch+1,str.length);
	while((ch=str.indexOf(":"))>0) str=str.substr(0,ch)+"%3A"+str.substr(ch+1,str.length);
	while((ch=str.indexOf("#"))>0) str=str.substr(0,ch)+"%23"+str.substr(ch+1,str.length);
	return str;
}

var _trk_img_pt=new Image();
var _trk_img_pt_event=new Image();

function _trk_ptnTrace(_TRK_PT) { 
	var dr = self.document.referrer;
	var tdr = "";
	try { tdr = top.document.referrer; } catch (_e) {};
	var tdu = "";
	try { tdu = top.document.location.href; } catch (_e) {};
	if (dr == tdu) dr = tdr;
	if (dr == "undefined") dr = "";
	var du = self.document.location.href;

	var _trk_code_pt= "";
	_trk_code_pt=_trk_code_pt+"http://www.itopseed.com/inc/trackptn.asp";
	_trk_code_pt=_trk_code_pt+"?pt="+_TRK_PT+"&dr="+_trk_escape(dr)+"&du="+_trk_escape(du);

	_trk_img_pt.src=_trk_code_pt;
}

function _trk_ptnEventTrace(_TRK_PT, _TRK_EV) { 
	var dr = self.document.referrer;
	var tdr = "";
	try { tdr = top.document.referrer; } catch (_e) {};
	var tdu = "";
	try { tdu = top.document.location.href; } catch (_e) {};
	if (dr == tdu) dr = tdr;
	if (dr == "undefined") dr = "";
	var du = self.document.location.href;

	var _trk_code_pt= "";
	_trk_code_pt=_trk_code_pt+"http://www.itopseed.com/inc/trackptn.asp";
	_trk_code_pt=_trk_code_pt+"?pt="+_TRK_PT+"&dr="+_trk_escape(du)+"&du="+_trk_escape(_TRK_EV);

	_trk_img_pt_event.src=_trk_code_pt;
}