var xmlHttp

function stateChanged() {
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") { 
		document.getElementById(ajax.where).innerHTML=xmlHttp.responseText;
	} 
}


function GetXmlHttpObject() {
	var xmlHttp=null;
	try {
 		// Firefox, Opera 8.0+, Safari
 		xmlHttp=new XMLHttpRequest(); 
 	}

 	catch (e) {
		//Internet Explorer
		try {
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
 
		catch (e) {
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}

function ajax(link, where) {
	ajax.where = where;
	xmlHttp=GetXmlHttpObject()
	
	if (xmlHttp==null) {
		alert ("Browser does not support HTTP Request")
		return
	}

	var url=link+"&sid="+Math.random();
	xmlHttp.onreadystatechange = stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

//function showUser(str)
//{ 
//xmlHttp=GetXmlHttpObject()
//if (xmlHttp==null)
// {
// alert ("Browser does not support HTTP Request")
// return
// }
//var url="ajax/getuser.php"
//url=url+"?q="+str
//url=url+"&sid="+Math.random()
//xmlHttp.onreadystatechange=stateChanged 
//xmlHttp.open("GET",url,true)
//xmlHttp.send(null)
//}