function ajaxFunction()
{
	var xmlHttp;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	return xmlHttp;
}

function createFilename()
{
	var path = location.pathname.split("/");
	var file_len = path[2].length;
	var filename = path[2].substr(0, file_len-4 );
	filename = filename+"txt";
	return filename;
}
	
function read()
{
	
	if(ajax.readyState==4)
	{
		// Get the data from the server's response
		var str = ajax.responseText;
		var brokenstr = str.split("*|*");
		var len = brokenstr.length;
		var ids = new Array();
		var desc = new Array();
		var mystr = "";
		
		for(var i = 0; i < len; i ++)
		{
			
var temp = brokenstr[i].split("->");
			ids[i]=temp[0];
			desc[i]=temp[1];
		}
		
		for(var i = 0; i < brokenstr.length-1; i ++)
		{
			
if( document.getElementById('city_'+ids[i]) )
			{
				document.getElementById('city_'+ids[i]).innerHTML = desc[i];
			}
		}
	}
}
	
ajax = ajaxFunction();
var file = createFilename();
ajax.onreadystatechange = read;
ajax.open('GET', file, true);
ajax.send(null);