// function to auto tab the cursor for the user
var isNN = (navigator.appName.indexOf("Netscape")!=-1);
function autoTab(input,len, e) {
  var keyCode = (isNN) ? e.which : e.keyCode; 
  var filter = (isNN) ? [0,8,9] : [0,8,9,16,17,18,37,38,39,40,46];
  if(input.value.length >= len && !containsElement(filter,keyCode)) {
    input.value = input.value.slice(0, len);
    input.form[(getIndex(input)+1) % input.form.length].focus();
  }
  function containsElement(arr, ele) {
  var found = false, index = 0;
  while(!found && index < arr.length)
  if(arr[index] == ele)
    found = true;
  else
    index++;
  return found;
  }
  function getIndex(input) {
    var index = -1, i = 0, found = false;
    while (i < input.form.length && index == -1)
      if (input.form[i] == input)
        index = i;
      else 
        i++;
    return index;
  }
return true;
}

// confirm with the administrator before deleting a record
function deleteRec(url, id) {
	if (confirm(confirmMsg + '' + id + '?')) {
		document.location = url;
	}
}

// form validation
function validateForm(newsletter) {
  if(newsletter.email_address.value == "" || newsletter.email_address.value != "") {
    if(!/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(newsletter.email_address.value)) {
      confirm("Invalid E-mail Address! Please re-enter.");
      newsletter.email_address.focus();
      return(false);
    }
  }
  if(newsletter.state.value == "") {
    confirm("Please select a state.");
    newsletter.state.focus();
    return(false);
  }
  if(newsletter.country.value == "") {
    if(newsletter.state.value == "" || newsletter.state.value == "Outside US") {
      confirm("Please select a country.");
      newsletter.country.focus();
      return(false);
    }
  }
  return true;
}