function toggle_recommend()
{
	recommend.style.display = "block";
	categorylists.style.display = "none";
	
	return false;
}
function toggle_category(id)
{
	recommend.style.display = "none";
	categorylists.style.display = "block";

	categorylists.innerHTML = "<span class=\"waiting\">正在载入分类列表...</span>";
	
	try
	{
		var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");

		xmlhttp.Open("GET", "getcatelists.aspx?categoryid=" + id, false);
		xmlhttp.Send();
		
		categorylists.innerHTML = xmlhttp.responseText;
	}
	catch(ex)
	{
		categorylists.innerHTML = "分类列表加载失败。";
		//categorylists.innerHTML = ex.message;
	}
	
	return false;
}