$(document).ready(function() {
  $('.email a').click(recaptcha);
});

var recaptcha = function(event) {
  event.stopPropagation();
  window.open($(event.currentTarget).attr('href'), 'recaptcha', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=300');
  return false;
};