function hp_search(F) {
	if(!chkKW(F,"kw")){
		return false;
	}else{
		location.href="/classified/search.php?kw="+escape(F.kw.value);
	}
	return false;
}
function hp_search_diamond(F) {
	if(!chkKW(F,"kw","請您輸入關鍵字")){
		return false;
	} else {
		location.href="/classified/search.php?kw="+escape(F.kw.value)+((F.cat_thread.value != undefined && F.cat_thread.value)?"&cat_thread="+F.cat_thread.value:"");
	}
	return false;
}