function createRequestObject() {
    var tmpXmlHttpObject;
    
    if (window.XMLHttpRequest) {
        tmpXmlHttpObject = new XMLHttpRequest();
    } else if (window.ActiveXObject) { 
        tmpXmlHttpObject = new ActiveXObject("Microsoft.XMLHTTP");
    }
    
    return tmpXmlHttpObject;
}

var http = createRequestObject();

function makeGetRequest(mode, var1, var2) {

    http.open('get', server_root + '/ajax.php?mode=' + mode + '&var1=' + var1 + '&var2=' + var2);
	
    http.onreadystatechange = processResponse;
	
    http.send(null);
}

function processResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
		var toDisplay = response.split("|");
		if (toDisplay[1] != "{nochange}"){
        	document.getElementById(toDisplay[1]).innerHTML = toDisplay[2];
			igazit(document.getElementById("fBox"));
		}
		if (toDisplay[0] == "hide"){
			setTimeout("hideBox()", 500);
		}
    }
}