function search(keyword)
{
	if (keyword != "")
	{
		var search_url = "http://help.sanook.com/search/search_result.aspx";
		var stype = "s_help";
		search_url += "?q=" + escape(keyword);
		search_url += "&stype=" + stype;
		document.location = search_url;
	}
}