function fixLayout()
{
	var _height="";
	var _page = document.getElementById("page");
	var _bg = document.getElementById("bg");
	_height = _page.offsetHeight;
	_bg.style.height = _height + "px";
}

if (window.addEventListener){
	window.addEventListener("load", fixLayout, false);
}
else if (window.attachEvent){
	window.attachEvent("onload", fixLayout);
}