function hilite(what) {
  document.images[what].src="images/nav_"+what+"_rollover.gif";
  }

  function hiliteSubmit(what) {
  what.src="images/nav_join_rollover.gif";
  }

  function restore(what) {
  document.images[what].src="images/nav_"+what+".gif";
  }

  function restoreSubmit(what) {
  what.src="images/nav_join.gif";
  }

  function init() {
  setURLLocation();
  }
  
  function setDate() {
  fieldDate = setDateField();
  document.emailForm.dataEntryDate.value = fieldDate;
  }

  function setURLLocation() {
  document.emailForm.thankyou_url.value=this.location;
  }