function validate_form(thisform)
{
if(validate_email(document.forms["subscriber_form"].elements[8])==false ||
document.forms["subscriber_form"].elements[6].value=='')
{
   alert('Either email is invalid or name was not specified.'); return false;
}

}
function validate_email(field)
{
with (field)
  {
  apos=value.indexOf("@");
  dotpos=value.lastIndexOf(".");
  if(apos < 1||dotpos-apos < 2)
    {return false;}
  else {return true;}
  }
}