if(top.frames.length ==0){
  if (Function.encodeURICComponent) {
    loc=encodeURICComponent(location.href);
  } else {
    loc=escape(location.href);
    while(loc.match('/')) {
      loc=loc.replace('/',"%2F");
    }
    while(loc.match(unescape('%5C')+'+')) {
      loc=loc.replace('+',"%2B");
    }
  }
top.location.href='noex.htm/?main_url='+loc;
}