if (typeof CONVIO=="undefined" || ! CONVIO) { var CONVIO = {}; }
CONVIO.userName = '1316:0';
CONVIO.sessionID = '7bjc6zyv44.app20b';
CONVIO.sessionName = 'JServSessionIdr003';
CONVIO.checkAuthStatus = function(o) {

  var authUserName = o.siteID + ":" + o.userID;

  if (authUserName != CONVIO.userName || 
      o.sessionID != CONVIO.sessionID ||
      o.sessionName != CONVIO.sessionName) {

    var returnURL = window.location.pathname + window.location.search;
    var authRedirect = "/system/auth/session-revalidate.jsp?payload=" + escape(o.payload) +
      "&returnURL=" + escape(returnURL);

    window.location.replace(authRedirect);

  } else if (CONVIO.pageUserName != CONVIO.userName || 
             CONVIO.pageSessionID != CONVIO.sessionID ||
             CONVIO.pageSessionName != CONVIO.sessionName) {

    window.location.reload();
  } 
}

document.writeln("<script type=\"text/javascript\" src=\"http://support.nature.org/site/AnonymousLogin?SSO=a41521f9e8b137f1ded0c5b6e626600a56b165f5&NEXTURL=http%3A%2F%2Fmy.nature.org%2Fsystem%2Fauth%2Fsession-status.jsp%3Fnocache%3D1257599211572&timestamp=2009-11-22T05:55:45.670Z&format=JSON&callback=CONVIO.checkAuthStatus\"></script>");