function resize(){  
	var frame = document.getElementById("global");  
	
	if (window.innerHeight)
	{
		windowheight = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
	{
		windowheight = document.documentElement.clientHeight;
	}
	else if (document.body)
	{
		windowheight = document.body.clientHeight;
	}

	
	frame.style.height = (windowheight - 271) + 'px';
}