// beg log-in form validation
function valid(reg)
{
	if (reg.email.value == "")
	{
		alert("Please enter your email address           ")
		reg.email.focus ()
		return false
	}
	if ((reg.email.value.indexOf(".") == -1) || (reg.email.value.indexOf("@") == -1))
	{
		alert("Please enter a valid email address            ")
		reg.email.focus()
		return false
	}
	if (reg.password.value == "")
	{
	alert("Please enter your passsword            ")
	reg.password.focus ()
	return false
	}
}
// end form validation