function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

var http = createRequestObject();

function sndReq(action) {
    http.open('get', 'http://www.etikett-cimke.hu/meretkereso.php?x='+action);
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    if(http.readyState == 4)
    {
        var response = http.responseText;
        var update = new Array();
		update = response.split('|');
		document.getElementById('y').options.length = 0;
		for (i=0;i<=update.length-1;i++)
			document.getElementById('y').options[i] = new Option(update[i].replace('.',','), update[i], false, false);
		
    }
}

function init() 
{
 	for (i=0;i<=document.getElementById('x').options.length-1;i++)
 		document.getElementById('x').options[i] = new Option(document.getElementById('x').options[i].value.replace('.',','), 
 		document.getElementById('x').options[i].value, false, false);
 		
 	for (i=0;i<=document.getElementById('y').options.length-1;i++)
 		document.getElementById('y').options[i] = new Option(document.getElementById('y').options[i].value.replace('.',','), 
 		document.getElementById('y').options[i].value, false, false);
}

window.onload = init;