<script type="text/javascript">
	function validate_email(field,alerttxt)
	{
		with (field)
	{
		apos=value.indexOf("@")
		dotpos=value.lastIndexOf(".")
		if (apos<1||dotpos-apos<2) 
		  {alert(alerttxt);return false}
		else {return true}
		}
	}
	
	function validate_form(thisform)
	{ alert(thisform);
		with (thisform)
		{
			if (validate_email(email,"Not a valid e-mail address!")==false)
			  {email.focus();return false}
		}
	}
</script>