function fixLayout()
{
	var mainbox = document.getElementById("page-box");
	var footer = document.getElementById("footer");
	if ( mainbox&&footer )
	{
		var ch = mainbox.offsetHeight;
		if ( document.documentElement.clientHeight < ch ) mainbox.className = ""
		else mainbox.className = "notscroll";
	}
}
if (window.addEventListener){
	window.addEventListener("resize", fixLayout, false);
	window.addEventListener("load", fixLayout, false);
}
else if (window.attachEvent){
	window.attachEvent("onresize", fixLayout);
	window.attachEvent("onload", fixLayout);
}