var email = document.getElementById('user_email');
		function add_email_list()
		{
		  if (check_email())
		  {
		    Ajax.call('user.php?act=email_list&job=add&email=' + email.value, '', rep_add_email_list, 'GET', 'TEXT');
		  }
		}
		function rep_add_email_list(text)
		{
		  alert(text);
		}
		function cancel_email_list()
		{
		  if (check_email())
		  {
		    Ajax.call('user.php?act=email_list&job=del&email=' + email.value, '', rep_cancel_email_list, 'GET', 'TEXT');
		  }
		}
		function rep_cancel_email_list(text)
		{
		  alert(text);
		}
		function check_email()
		{
		  if (Utils.isEmail(email.value))
		  {
		    return true;
		  }
		  else
		  {
		    alert('{$lang.email_invalid}');
		    return false;
		  }
		}