function resize_frame()
{
	if (document.getElementById('newsletter'))
	{
		var size = 0;
		if (document.all)
		{
			if (newsletter.document.body.firstChild.className == 'fenetre')
				size = newsletter.document.body.firstChild.offsetHeight;
		}
		else
		{
			if (newsletter.document.body)
				size = newsletter.document.body.offsetHeight;
		}

		if (size)
		{
			size += 2;
			document.getElementById('newsletter').style.height = size+'px';
		}
	}
}