// JavaScript Document
function createRequestObject()
{
    var request_;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
	 request_ = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
	 request_ = new XMLHttpRequest();
	}
	return request_;
}
function change_state(id) {
 
  var name = id;
  var http = new Array();
  var curDateTime = new Date();
	//alert(curDateTime);
  http[curDateTime] = createRequestObject();	
  http[curDateTime].open('get', 'inc/php/ajax_city.php?name='+escape(name));
	
  http[curDateTime].onreadystatechange = function(){
	if (http[curDateTime].readyState == 4) {
		if (http[curDateTime].status == 200 || http[curDateTime].status == 304) 
		{
			var response = http[curDateTime].responseText;
			document.getElementById('city_id').innerHTML = response;
		}
	}else
	{
		document.getElementById('city_id').innerHTML = "<img src='images/info_wait.gif'>";
	}
}

http[curDateTime].send(null);


}