function set_search_mode(normal,advanced) {
	var tr_advanced_search = document.getElementById('advanced');
	var td_modetext = document.getElementById('modetext');

	if (tr_advanced_search.className=="advsrch") {
		tr_advanced_search.className="";
		td_modetext.innerHTML = normal;

	}
	else{
		tr_advanced_search.className="advsrch";
		td_modetext.innerHTML = advanced;

	}
}