// JavaScript Document
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 rotatebanners () {
	http.open('get', 'compute/ban.php?rand='+Math.random()*5);
    http.onreadystatechange = handleResponse;
    http.send(null);
	moveDown();
	
}

function handleResponse() {
	 if(http.readyState == 4) {
           if(http.status == 200) {
			   response = http.responseText;
				document.getElementById('Vitri').innerHTML = response;
				setTimeout("rotatebanners()",5000);
				/*document.getElementById('load').innerHTML = " ";
				document.getElementById('load1').innerHTML = " ";*/
				//alert(http.responseText);
				//setTimeout("rotatebanners()",30000);
            } else {
                  alert("There was a problem retrieving the data:\n" + http.statusText);
            }
      } else {
			/*document.getElementById('load').innerHTML = "<img src='images/loader.gif'>";
			document.getElementById('load1').innerHTML = "<img src='images/loader.gif'>";*/
	  }		
}
var y = 110;
function moveDown()
{
	if(y++ >= 200) y = 200;
	document.getElementById("catalog").style.height = y+"px";
	setTimeout ( "moveDown()", 15 );  
}