/**** USE <input type="hidden" name="page" value="x_aff_bac_xxxxx.htm"> 
***** USE <input type="button" onClick="ChangeParentDocument(this.form)" value"Login"> **/
function ChangeParentDocument(form) {
  var username = form.username.value;
  var password = form.password.value;
  var page = form.page.value;
  if (username && password) {
/*    var site = "http://www.membersnetwork.com/cgi-bin/d.cgi/" + username + "/" + page; */
    var site = "http://www.membersnetwork.com/cgi-bin/d.cgi/" + username + "/back-office.htm" ;
    opener.location = site;
    window.self.close();
	}
  else {
	alert("Please enter a valid username and password!");
  }
}