function menu_link(num) {
  switch(num) {
    case 1:
      window.location="about";
      break;

    case 2:
      window.location="resources";
      break;

    case 3:
      window.location="http://www.innerbeauties.blogspot.com";
      break;

    case 4:
      window.location="conferences";
      break;

    case 5:
      window.location="links";
      break;

    case 6:
      window.location="contact";
      break;
  }
}