var http_request = false;
var url;
var id;

function ajax(param1,param2) 
{
	id=param1;
	url=param2;

	if(window.XMLHttpRequest)
	{
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType)
		{
			http_request.overrideMimeType('text/xml');
		}
	}
	else if (window.ActiveXObject)
	{
		try
		{
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	
	document.getElementById('loading').className = "loading_v";

	http_request.open('GET',url,true);
	http_request.onreadystatechange = execute;
	http_request.setRequestHeader('Content-type','application/x-www-form-urlencoded');
	http_request.send(null);
}                                                                                                                                                                                              

function execute() 
{
	if (http_request.readyState == 4) 
	{
		if (http_request.status == 200) 
		{
			document.getElementById(id).innerHTML='';
			document.getElementById(id).innerHTML=http_request.responseText;
			if(id == "myrank") { document.getElementById("histo").innerHTML=''; }
			document.getElementById('loading').className = "loading_h";
		}
	}
}