(function (){
	var okey=document.getElementById('_18_okey');
	var city=document.getElementById('_18_city');
	var spb=document.getElementById('show_okey');
	spb.onclick=function(){
		city.className=city.className.replace(/ active/, '');
		okey.className=okey.className+' active';
		return false;
	}
})();