var trully = 0;

function content()
{
	var text = document.getElementById('content');
	
	var h = parseInt(document.body.clientHeight) - 247;

	if( trully == 0 )
	{
		trully = text.scrollHeight;
	}

	if( h > 0 && h > trully )
	{
		text.style.height = h+'px';
	}
}

window.onload = window.onresize = content;