function spm_BookCheck()
{
	frm = document.forms['subscribe_book'];
	if (frm)
	{
		if ( (!frm.elements['name'].value.length) || (frm.elements['name'].value == frm.elements['name'].defaultValue))
		{
			alert('Missing required field - "Your name"');
			frm.elements['name'].focus();
			return false;
		}

		if ( (!frm.elements['from'].value.length) || (frm.elements['from'].value == frm.elements['from'].defaultValue))
		{
			alert('Missing required field - "Your e-mail"');
			frm.elements['from'].focus();
			return false;
		}

		return true;
	}
	else
	{
		return false;
	}
}

function spm_FriendCheck()
{
	frm = document.forms['send_friend'];
	if (frm)
	{
		if ( (!frm.elements['YOUR_NAME'].value.length) || (frm.elements['YOUR_NAME'].value == frm.elements['YOUR_NAME'].defaultValue))
		{
			alert('Missing required field - "Your full name"');
			frm.elements['YOUR_NAME'].focus();
			return false;
		}

		if ( (!frm.elements['NAME'].value.length) || (frm.elements['NAME'].value == frm.elements['NAME'].defaultValue))
		{
			alert('Missing required field - "Friend\'s name"');
			frm.elements['NAME'].focus();
			return false;
		}

		if ( (!frm.elements['EMAIL'].value.length) || (frm.elements['EMAIL'].value == frm.elements['EMAIL'].defaultValue))
		{
			alert('Missing required field - "Friend\'s e-mail"');
			frm.elements['EMAIL'].focus();
			return false;
		}

		return true;
	}
	else
	{
		return false;
	}
}