var domainURL = '';
var loc = String(top.location);
var iam = String(document.location);
var ok = loc.indexOf('index.html');
var lastLocChar = loc.substr(loc.length - 1, 1);
if (ok < 0 && lastLocChar != '/') { 
   document.location.href = domainURL + 'index.html?' + iam; 
}