function ajax(roid, type) {
	var xmlhttp = null;

	if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp = new XMLHttpRequest();
	} else {// code for IE6, IE5
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlhttp.onreadystatechange = function() {
		if (xmlhttp.readyState == 4) {
			if (xmlhttp.responseText) {
				if (type == 3) {
          document.getElementById('n' + roid).innerHTML = 'Kup w';
          document.getElementById('w' + roid).innerHTML = xmlhttp.responseText;
        } else if (type == 4) {
          document.getElementById('o2' + roid).innerHTML = 'Kup w';
          document.getElementById('o' + roid).innerHTML = xmlhttp.responseText;
        } else if (type == 5) {
          document.getElementById('nN' + roid).innerHTML = 'Kup w';
          document.getElementById('wN' + roid).innerHTML = xmlhttp.responseText;
        } else if (type == 6) {
          document.getElementById('o2N' + roid).innerHTML = 'Kup w';
          document.getElementById('oN' + roid).innerHTML = xmlhttp.responseText;
        } else if (type == 'readF') {
					document.getElementById('readF1').innerHTML = 'Kup czytnik w';
					document.getElementById('readF2').innerHTML = xmlhttp.responseText;
				} else if (type == 'readO') {
					document.getElementById('readOp').innerHTML = xmlhttp.responseText;
				} else if (type == 'rebF') {
					document.getElementById('divRebel1').innerHTML = 'Kup w';
					document.getElementById('divRebel2').innerHTML = xmlhttp.responseText;
				} else if (type == 'rebO') {
					document.getElementById('divRebel1o').innerHTML = 'Kup w';
					document.getElementById('divRebel2o').innerHTML = xmlhttp.responseText;
				}//if rebO
			}//if responseText
		}//if readyState
	}// function

	if (type == 1) {
		xmlhttp.open("GET", "/ajax/objectDiv.php?roid=" + roid, false);
	} else if (type == 2) {
		xmlhttp.open("GET", "/ajax/patronatDiv.php?p=" + roid, false);
  } else if (type == 3) {
    xmlhttp.open("GET", "/ajax/skapiecCenyKsiazki.php?q=" + roid, true);
  } else if (type == 4) {
    xmlhttp.open("GET", "/ajax/skapiecCenyKsiazki.php?q4=" + roid, true);
  } else if (type == 5) {
    xmlhttp.open("GET", "/ajax/nokautCenyKsiazki.php?q=" + roid, true);
  } else if (type == 6) {
    xmlhttp.open("GET", "/ajax/nokautCenyKsiazki.php?q4=" + roid, true);
	} else if (type == 'readF') {
		xmlhttp.open("GET", "/ajax/skapiecCzytniki.php?f=1", true);
	} else if (type == 'readO') {
		xmlhttp.open("GET", "/ajax/skapiecCzytniki.php?o=1", true);
	} else if (type == 'rebF') {
		xmlhttp.open("GET", "/ajax/rebelCeny.php?m=f&q=" + roid, true);
	} else if (type == 'rebO') {
		xmlhttp.open("GET", "/ajax/rebelCeny.php?m=o&q=" + roid, true);
	}

	xmlhttp.send(null);

	if (type == 1 || type == 2) {
		document.getElementById(roid).innerHTML = xmlhttp.responseText;
	}
}// function ajax