function validate(form) {
var ok = "yes";

if ((form.to.value.length < 7) || form.to.value.length > 18) {
  alert("Invalid Phone.  Please enter valid digits only.");
  form.to.focus();
  form.to.select();
  return false;
}
if (form.provider.value == "")
{
	alert('Please Select A Provider');
	form.provider.focus();
	return false;
}

return true;
}