function show_booking(radio,src_box_id) {
	var src_box = document.getElementById(src_box_id);
	if(radio.value == 'yes') 
		src_box.className = 'td_visiblebookingsearch';
	else {
		src_box.className = 'td_invisiblebookingsearch';
	}
}

function show_advanced(checkbox) {
	adv_box = document.getElementById('td_searchadvanced');
	if(checkbox.checked) 
		adv_box.className = 'td_visibleadvancedsearch';
	else {
		var fac = document.getElementById('td_search_facilities');
		var qual = document.getElementById('starcount');
		var pto = document.getElementById('priceto');
		var pfrom = document.getElementById('pricefrom');
		for(var i = 0;i < fac.length;i++){
			fac.options[i].selected = false;
		}
		qual.selectedIndex = null;
		pto.selectedIndex = null;
		pfrom.selectedIndex = null;
		adv_box.className = 'td_invisibleadvancedsearch';
	}
}