function disableEnter(e) {
  var key;
  if (window.event)
    key = window.event.keyCode; //IE
  else
    key = e.which; //firefox     

  return (key != 13);
}

// analytics
var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));

try {
  var pageTracker = _gat._getTracker("UA-8441960-1");
  pageTracker._trackPageview();
}
catch (err) { 
}