function makeCookie(nr)
{
	var a = new Date();
	a = new Date(a.getTime() +1000*60*60*24*1);//1 upto 365
	document.cookie = 'pnr='+nr+';';// expires='+a.toGMTString()+';';
}
function readPNR()
{
	a = document.cookie;
	//alert(a);
	//cookiename = a.substr(0,a.search('='));
	pnr = (a.substr(a.search('pnr=')+4,1));
	if(pnr==''){pnr=1;}
	if(pnr>1){pnr -= 1;} else {pnr = 1;}
	//alert("pnr = "+pnr);
	//makeCookie(pnr);
	return pnr;
}