var your_url=location;
var x = String(your_url);
var y = x.split("/");

if (x == 'http://quicktrainer.biz/coa.pdf' || x == 'http://www.quicktrainer.biz/coa.pdf' || x == 'http://quicktrainer.biz/coa.pdf/'|| x == 'http://quicktrainer.biz/coa.pdf/'){location.href = "http://www.quicktrainer.biz/";}