function validateBookComment(frm)
{
	if (!frm.name.value)
	{
		alert('Please enter your name.');
		frm.name.focus();
		return false;
	}
	
	if (!frm.email.value)
	{
		alert('Please enter your email address.\nNOTE: This address will not be published anywhere on this site.');
		frm.email.focus();
		return false;
	}
	
	if (!frm.comments.value)
	{
		alert('Please enter your comments.');
		frm.comments.focus();
		return false;
	}
	return true;
}