document.observe('dom:loaded',function(){
	$$('#searchForm input[type=radio]').each(function(el){
		el.observe('click',function(){
			$$('#searchForm .fields').each(function(el2){ el2.removeClassName('active'); });
			$$('#searchForm .fields select').each(function(el2){ el2.disabled = true; });
			$(el.id+'_fields').addClassName('active');
			$$('#searchForm #'+el.id+'_fields select').each(function(el2){ el2.disabled = false; });
		});
	});
});